{"id":16372,"date":"2024-11-15T02:04:07","date_gmt":"2024-11-14T22:34:07","guid":{"rendered":"https:\/\/www.itpiran.net\/blog\/?p=16372"},"modified":"2024-11-15T02:04:07","modified_gmt":"2024-11-14T22:34:07","slug":"how-to-use-functions-in-sqlusing-date-and-time-functions","status":"publish","type":"post","link":"https:\/\/www.itpiran.net\/blog\/tutorials\/how-to-use-functions-in-sqlusing-date-and-time-functions\/","title":{"rendered":"\u0646\u062d\u0648\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u062a\u0648\u0627\u0628\u0639 \u062f\u0631 SQL"},"content":{"rendered":"<h2 id=\"%d9%85%d9%82%d8%af%d9%85%d9%87\">\u0645\u0642\u062f\u0645\u0647<\/h2>\n<p>\u0647\u0646\u06af\u0627\u0645 \u06a9\u0627\u0631 \u0628\u0627 \u067e\u0627\u06cc\u06af\u0627\u0647\u200c\u0647\u0627\u06cc \u062f\u0627\u062f\u0647 \u0631\u0627\u0628\u0637\u0647\u200c\u0627\u06cc \u0648 \u0632\u0628\u0627\u0646 \u067e\u0631\u0633 \u0648 \u062c\u0648 \u0633\u0627\u062e\u062a\u0627\u0631 \u06cc\u0627\u0641\u062a\u0647 (SQL)\u060c \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u062f \u062f\u0627\u062f\u0647\u200c\u0647\u0627 \u0631\u0627 \u0630\u062e\u06cc\u0631\u0647\u060c \u0645\u062f\u06cc\u0631\u06cc\u062a \u0648 \u0627\u0632 \u0633\u06cc\u0633\u062a\u0645 \u0645\u062f\u06cc\u0631\u06cc\u062a \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0631\u0627\u0628\u0637\u0647\u200c\u0627\u06cc \u0628\u0627\u0632\u06cc\u0627\u0628\u06cc \u06a9\u0646\u06cc\u062f. SQL \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u062f \u062f\u0627\u062f\u0647\u200c\u0647\u0627 \u0631\u0627 \u0628\u0647 \u0635\u0648\u0631\u062a \u062f\u0633\u062a \u0646\u062e\u0648\u0631\u062f\u0647\u060c \u0647\u0645\u0627\u0646\u0637\u0648\u0631 \u06a9\u0647 \u062f\u0631 \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0630\u062e\u06cc\u0631\u0647 \u0634\u062f\u0647\u200c\u0627\u0646\u062f\u060c \u0628\u0627\u0632\u06cc\u0627\u0628\u06cc \u06a9\u0646\u062f.<\/p>\n<p>SQL \u0647\u0645\u0686\u0646\u06cc\u0646 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u062f \u0645\u062d\u0627\u0633\u0628\u0627\u062a \u0627\u0646\u062c\u0627\u0645 \u062f\u0647\u062f \u0648 \u062f\u0627\u062f\u0647\u200c\u0647\u0627 \u0631\u0627 \u0627\u0632 \u0637\u0631\u06cc\u0642 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u062a\u0648\u0627\u0628\u0639 \u062f\u0633\u062a\u06a9\u0627\u0631\u06cc \u06a9\u0646\u062f. \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0645\u062b\u0627\u0644\u060c 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\u0622\u0645\u0648\u0632\u0634\u060c \u0634\u0645\u0627 \u0627\u0632 \u062a\u0648\u0627\u0628\u0639 \u0645\u062e\u062a\u0644\u0641 SQL \u0628\u0631\u0627\u06cc \u0627\u0646\u062c\u0627\u0645 \u0645\u062d\u0627\u0633\u0628\u0627\u062a \u0631\u06cc\u0627\u0636\u06cc\u060c \u062f\u0633\u062a\u06a9\u0627\u0631\u06cc \u0631\u0634\u062a\u0647\u200c\u0647\u0627 \u0648 \u062a\u0627\u0631\u06cc\u062e\u200c\u0647\u0627 \u0648 \u0645\u062d\u0627\u0633\u0628\u0647 \u062e\u0644\u0627\u0635\u0647\u200c\u0647\u0627 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u062a\u0648\u0627\u0628\u0639 \u062a\u062c\u0645\u06cc\u0639\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u062e\u0648\u0627\u0647\u06cc\u062f \u06a9\u0631\u062f.<\/p>\n<h5 id=\"%d9%be%db%8c%d8%b4%d9%86%db%8c%d8%a7%d8%b2%d9%87%d8%a7\">\u067e\u06cc\u0634\u200c\u0646\u06cc\u0627\u0632\u0647\u0627<\/h5>\n<p>\u0628\u0631\u0627\u06cc \u062f\u0646\u0628\u0627\u0644 \u06a9\u0631\u062f\u0646 \u0627\u06cc\u0646 \u0631\u0627\u0647\u0646\u0645\u0627\u060c \u0628\u0647 \u06cc\u06a9 \u06a9\u0627\u0645\u067e\u06cc\u0648\u062a\u0631 \u06a9\u0647 \u0633\u06cc\u0633\u062a\u0645 \u0645\u062f\u06cc\u0631\u06cc\u062a \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0631\u0627\u0628\u0637\u0647\u200c\u0627\u06cc (RDBMS) \u0645\u0628\u062a\u0646\u06cc \u0628\u0631 SQL \u0631\u0627 \u0627\u062c\u0631\u0627 \u0645\u06cc\u200c\u06a9\u0646\u062f\u060c \u0646\u06cc\u0627\u0632 \u062f\u0627\u0631\u06cc\u062f. \u062f\u0633\u062a\u0648\u0631\u0627\u0644\u0639\u0645\u0644\u200c\u0647\u0627 \u0648 \u0645\u062b\u0627\u0644\u200c\u0647\u0627\u06cc \u0627\u06cc\u0646 \u0631\u0627\u0647\u0646\u0645\u0627 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0645\u062d\u06cc\u0637 \u0632\u06cc\u0631 \u062a\u0623\u06cc\u06cc\u062f \u0634\u062f\u0647 \u0627\u0633\u062a:<\/p>\n<ul>\n<li>\u06cc\u06a9 \u0633\u0631\u0648\u0631 \u0628\u0627 \u0633\u06cc\u0633\u062a\u0645 \u0639\u0627\u0645\u0644 Ubuntu 20.04 \u06a9\u0647 \u062f\u0627\u0631\u0627\u06cc \u06cc\u06a9 \u06a9\u0627\u0631\u0628\u0631 \u063a\u06cc\u0631 \u0631\u06cc\u0634\u0647 \u0628\u0627 \u062f\u0633\u062a\u0631\u0633\u06cc\u200c\u0647\u0627\u06cc \u0645\u062f\u06cc\u0631\u06cc\u062a\u06cc \u0648 \u0641\u0627\u06cc\u0631\u0648\u0627\u0644\u06cc \u06a9\u0647 \u0628\u0627 UFW \u067e\u06cc\u06a9\u0631\u0628\u0646\u062f\u06cc \u0634\u062f\u0647 \u0627\u0633\u062a\u060c \u0647\u0645\u0627\u0646\u0637\u0648\u0631 \u06a9\u0647 \u062f\u0631 \u0631\u0627\u0647\u0646\u0645\u0627\u06cc \u0631\u0627\u0647\u200c\u0627\u0646\u062f\u0627\u0632\u06cc \u0627\u0648\u0644\u06cc\u0647 \u0633\u0631\u0648\u0631 \u0628\u0631\u0627\u06cc Ubuntu 20.04 \u062a\u0648\u0636\u06cc\u062d \u062f\u0627\u062f\u0647 \u0634\u062f\u0647 \u0627\u0633\u062a.<\/li>\n<li>MySQL \u0646\u0635\u0628 \u0648 \u0627\u06cc\u0645\u0646 \u0634\u062f\u0647 \u0628\u0631 \u0631\u0648\u06cc \u0633\u0631\u0648\u0631\u060c \u0647\u0645\u0627\u0646\u0637\u0648\u0631 \u06a9\u0647 \u062f\u0631 \u0631\u0627\u0647\u0646\u0645\u0627\u06cc &#8220;\u0646\u062d\u0648\u0647 \u0646\u0635\u0628 MySQL \u0628\u0631 \u0631\u0648\u06cc Ubuntu 20.04&#8221; \u0622\u0645\u062f\u0647 \u0627\u0633\u062a. \u0627\u06cc\u0646 \u0631\u0627\u0647\u0646\u0645\u0627 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u06cc\u06a9 \u06a9\u0627\u0631\u0628\u0631 \u063a\u06cc\u0631 \u0631\u06cc\u0634\u0647 MySQL \u062a\u0623\u06cc\u06cc\u062f \u0634\u062f\u0647 \u0627\u0633\u062a \u06a9\u0647 \u0628\u0627 \u0641\u0631\u0622\u06cc\u0646\u062f \u0634\u0631\u062d \u062f\u0627\u062f\u0647 \u0634\u062f\u0647 \u062f\u0631 \u0645\u0631\u062d\u0644\u0647 3 \u0627\u06cc\u062c\u0627\u062f \u0634\u062f\u0647 \u0627\u0633\u062a.<\/li>\n<li>\u0622\u0634\u0646\u0627\u06cc\u06cc \u0627\u0648\u0644\u06cc\u0647 \u0628\u0627 \u0627\u062c\u0631\u0627\u06cc \u06a9\u0648\u0626\u0631\u06cc\u200c\u0647\u0627\u06cc SELECT \u0628\u0631\u0627\u06cc \u0627\u0646\u062a\u062e\u0627\u0628 \u062f\u0627\u062f\u0647\u200c\u0647\u0627 \u0627\u0632 \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647\u060c \u0647\u0645\u0627\u0646\u0637\u0648\u0631 \u06a9\u0647 \u062f\u0631 \u0631\u0627\u0647\u0646\u0645\u0627\u06cc &#8220;\u0646\u062d\u0648\u0647 SELECT \u0633\u0637\u0631\u0647\u0627 \u0627\u0632 \u062c\u062f\u0627\u0648\u0644 \u062f\u0631 SQL&#8221; \u0622\u0645\u062f\u0647 \u0627\u0633\u062a.<\/li>\n<\/ul>\n<p><span style=\"color: #ff0000;\">\u062a\u0648\u062c\u0647: \u0628\u0633\u06cc\u0627\u0631\u06cc \u0627\u0632 RDBMS\u200c\u0647\u0627 \u0627\u0632 \u067e\u06cc\u0627\u062f\u0647\u200c\u0633\u0627\u0632\u06cc \u062e\u0627\u0635 \u062e\u0648\u062f \u0627\u0632 SQL \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc\u200c\u06a9\u0646\u0646\u062f. \u0627\u06af\u0631\u0686\u0647 \u062f\u0633\u062a\u0648\u0631\u0627\u062a \u0634\u0631\u062d \u062f\u0627\u062f\u0647 \u0634\u062f\u0647 \u062f\u0631 \u0627\u06cc\u0646 \u0622\u0645\u0648\u0632\u0634 \u062f\u0631 \u0628\u06cc\u0634\u062a\u0631 RDBMS\u200c\u0647\u0627 \u06a9\u0627\u0631 \u0645\u06cc\u200c\u06a9\u0646\u0646\u062f\u060c \u0646\u062d\u0648 \u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f SQL \u0641\u0642\u0637 \u062a\u0639\u062f\u0627\u062f \u0645\u062d\u062f\u0648\u062f\u06cc \u0627\u0632 \u062a\u0648\u0627\u0628\u0639 \u0631\u0627 \u0645\u0634\u062e\u0635 \u0645\u06cc\u200c\u06a9\u0646\u062f. \u0639\u0644\u0627\u0648\u0647 \u0628\u0631 \u0627\u06cc\u0646\u060c \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u0627\u0632 \u0646\u062d\u0648 \u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f \u062f\u0631 \u0645\u06cc\u0627\u0646 \u0645\u0648\u062a\u0648\u0631\u0647\u0627\u06cc \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0645\u062e\u062a\u0644\u0641 \u0645\u062a\u0641\u0627\u0648\u062a \u0627\u0633\u062a. \u0646\u062d\u0648 \u06cc\u0627 \u062e\u0631\u0648\u062c\u06cc \u062f\u0642\u06cc\u0642 \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a \u062f\u0631 \u0635\u0648\u0631\u062a\u06cc \u06a9\u0647 \u0622\u0646\u0647\u0627 \u0631\u0627 \u0631\u0648\u06cc \u0633\u06cc\u0633\u062a\u0645\u06cc \u063a\u06cc\u0631 \u0627\u0632 MySQL \u0622\u0632\u0645\u0627\u06cc\u0634 \u06a9\u0646\u06cc\u062f \u0645\u062a\u0641\u0627\u0648\u062a \u0628\u0627\u0634\u062f.<\/span><\/p>\n<p>\u0647\u0645\u0686\u0646\u06cc\u0646 \u0628\u0647 \u06cc\u06a9 \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0628\u0627 \u062c\u062f\u0627\u0648\u0644\u06cc \u06a9\u0647 \u062f\u0627\u062f\u0647\u200c\u0647\u0627\u06cc \u0646\u0645\u0648\u0646\u0647 \u062f\u0631 \u0622\u0646\u0647\u0627 \u0628\u0627\u0631\u06af\u0630\u0627\u0631\u06cc \u0634\u062f\u0647 \u0628\u0627\u0634\u062f\u060c \u0646\u06cc\u0627\u0632 \u062e\u0648\u0627\u0647\u06cc\u062f \u062f\u0627\u0634\u062a \u062a\u0627 \u0628\u062a\u0648\u0627\u0646\u06cc\u062f \u0627\u0632 \u062a\u0648\u0627\u0628\u0639 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f. \u0645\u0627 \u0634\u0645\u0627 \u0631\u0627 \u062a\u0634\u0648\u06cc\u0642 \u0645\u06cc\u200c\u06a9\u0646\u06cc\u0645 \u062a\u0627 \u0628\u062e\u0634 &#8220;\u0627\u062a\u0635\u0627\u0644 \u0628\u0647 MySQL \u0648 \u0631\u0627\u0647\u200c\u0627\u0646\u062f\u0627\u0632\u06cc \u06cc\u06a9 \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0646\u0645\u0648\u0646\u0647&#8221; \u0631\u0627 \u0628\u0631\u0627\u06cc \u062c\u0632\u0626\u06cc\u0627\u062a \u0627\u062a\u0635\u0627\u0644 \u0628\u0647 \u0633\u0631\u0648\u0631 MySQL \u0648 \u0627\u06cc\u062c\u0627\u062f \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0622\u0632\u0645\u0627\u06cc\u0634\u06cc \u06a9\u0647 \u062f\u0631 \u0645\u062b\u0627\u0644\u200c\u0647\u0627\u06cc \u0627\u06cc\u0646 \u0631\u0627\u0647\u0646\u0645\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0634\u062f\u0647 \u0627\u0633\u062a\u060c \u0628\u0631\u0631\u0633\u06cc \u06a9\u0646\u06cc\u062f.<\/p>\n<h3 id=\"%d8%a7%d8%aa%d8%b5%d8%a7%d9%84-%d8%a8%d9%87-mysql-%d9%88-%d8%b1%d8%a7%d9%87%d8%a7%d9%86%d8%af%d8%a7%d8%b2%db%8c-%db%8c%da%a9-%d9%be%d8%a7%db%8c%da%af%d8%a7%d9%87-%d8%af%d8%a7%d8%af%d9%87\">\u0627\u062a\u0635\u0627\u0644 \u0628\u0647 MySQL \u0648 \u0631\u0627\u0647\u200c\u0627\u0646\u062f\u0627\u0632\u06cc \u06cc\u06a9 \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0646\u0645\u0648\u0646\u0647<\/h3>\n<p>\u062f\u0631 \u0627\u06cc\u0646 \u0628\u062e\u0634\u060c \u0634\u0645\u0627 \u0628\u0647 \u06cc\u06a9 \u0633\u0631\u0648\u0631 MySQL \u0645\u062a\u0635\u0644 \u062e\u0648\u0627\u0647\u06cc\u062f \u0634\u062f \u0648 \u06cc\u06a9 \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0646\u0645\u0648\u0646\u0647 \u0627\u06cc\u062c\u0627\u062f \u0645\u06cc\u200c\u06a9\u0646\u06cc\u062f \u062a\u0627 \u0628\u062a\u0648\u0627\u0646\u06cc\u062f \u0645\u062b\u0627\u0644\u200c\u0647\u0627\u06cc \u0627\u06cc\u0646 \u0631\u0627\u0647\u0646\u0645\u0627 \u0631\u0627 \u062f\u0646\u0628\u0627\u0644 \u06a9\u0646\u06cc\u062f.<\/p>\n<p>\u0627\u06af\u0631 \u0633\u06cc\u0633\u062a\u0645 \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 SQL \u0634\u0645\u0627 \u0631\u0648\u06cc \u06cc\u06a9 \u0633\u0631\u0648\u0631 \u0631\u0627\u0647 \u062f\u0648\u0631 \u0627\u062c\u0631\u0627 \u0645\u06cc\u200c\u0634\u0648\u062f\u060c \u0627\u0632 \u0637\u0631\u06cc\u0642 SSH \u0628\u0647 \u0633\u0631\u0648\u0631 \u062e\u0648\u062f \u0648\u0627\u0631\u062f \u0634\u0648\u06cc\u062f:<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-bash\" data-lang=\"Bash\"><code>ssh sammy@your_server_ip<\/code><\/pre>\n<\/div>\n<p>\u0633\u067e\u0633 \u0645\u062d\u06cc\u0637 \u0633\u0631\u0648\u0631 MySQL \u0631\u0627 \u0628\u0627\u0632 \u06a9\u0646\u06cc\u062f\u060c \u0628\u0647 \u062c\u0627\u06cc <code>sammy<\/code> \u0646\u0627\u0645 \u062d\u0633\u0627\u0628 \u06a9\u0627\u0631\u0628\u0631\u06cc MySQL \u062e\u0648\u062f \u0631\u0627 \u0648\u0627\u0631\u062f \u06a9\u0646\u06cc\u062f:<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-bash\" data-lang=\"Bash\"><code>mysql -u sammy -p<\/code><\/pre>\n<\/div>\n<p>\u06cc\u06a9 \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0628\u0647 \u0646\u0627\u0645 bookstore \u0627\u06cc\u062c\u0627\u062f \u06a9\u0646\u06cc\u062f:<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-sql\" data-lang=\"SQL\"><code>CREATE DATABASE bookstore;<\/code><\/pre>\n<\/div>\n<p>\u0627\u06af\u0631 \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0628\u0627 \u0645\u0648\u0641\u0642\u06cc\u062a \u0627\u06cc\u062c\u0627\u062f \u0634\u062f\u060c \u062e\u0631\u0648\u062c\u06cc \u0645\u0634\u0627\u0628\u0647 \u0632\u06cc\u0631 \u062f\u0631\u06cc\u0627\u0641\u062a \u062e\u0648\u0627\u0647\u06cc\u062f \u06a9\u0631\u062f:<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-plain\" data-lang=\"Plain Text\"><code>Output\r\nQuery OK, 1 row affected (0.01 sec)<\/code><\/pre>\n<\/div>\n<p>\u0628\u0631\u0627\u06cc \u0627\u0646\u062a\u062e\u0627\u0628 \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 bookstore\u060c \u062f\u0633\u062a\u0648\u0631 USE \u0631\u0627 \u0627\u062c\u0631\u0627 \u06a9\u0646\u06cc\u062f:<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-bash\" data-lang=\"Bash\"><code>USE bookstore;<\/code><\/pre>\n<\/div>\n<p>\u062e\u0631\u0648\u062c\u06cc \u0632\u06cc\u0631 \u0631\u0627 \u062e\u0648\u0627\u0647\u06cc\u062f \u062f\u06cc\u062f:<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-plain\" data-lang=\"Plain Text\"><code>Output\r\nDatabase changed<\/code><\/pre>\n<\/div>\n<p>\u067e\u0633 \u0627\u0632 \u0627\u0646\u062a\u062e\u0627\u0628 \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647\u060c \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u062f \u062c\u062f\u0627\u0648\u0644 \u0646\u0645\u0648\u0646\u0647\u200c\u0627\u06cc \u0631\u0627 \u062f\u0631 \u0622\u0646 \u0627\u06cc\u062c\u0627\u062f \u06a9\u0646\u06cc\u062f. \u0628\u0631\u0627\u06cc \u0627\u06cc\u0646 \u0631\u0627\u0647\u0646\u0645\u0627\u060c \u0645\u0627 \u0627\u0632 \u06cc\u06a9 \u06a9\u062a\u0627\u0628\u062e\u0627\u0646\u0647 \u062e\u06cc\u0627\u0644\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u062e\u0648\u0627\u0647\u06cc\u0645 \u06a9\u0631\u062f \u06a9\u0647 \u06a9\u062a\u0627\u0628\u200c\u0647\u0627\u06cc \u0645\u062e\u062a\u0644\u0641\u06cc \u0627\u0632 \u0646\u0648\u06cc\u0633\u0646\u062f\u06af\u0627\u0646 \u0645\u062e\u062a\u0644\u0641 \u0645\u06cc\u200c\u0641\u0631\u0648\u0634\u062f.<\/p>\n<p>\u0641\u0647\u0631\u0633\u062a \u0645\u0648\u062c\u0648\u062f\u06cc \u062c\u062f\u0648\u0644 \u062d\u0627\u0648\u06cc \u0627\u0637\u0644\u0627\u0639\u0627\u062a\u06cc \u062f\u0631\u0628\u0627\u0631\u0647 \u06a9\u062a\u0627\u0628\u200c\u0647\u0627\u06cc \u0645\u0648\u062c\u0648\u062f \u062f\u0631 \u06a9\u062a\u0627\u0628\u0641\u0631\u0648\u0634\u06cc \u0627\u0633\u062a. \u0633\u062a\u0648\u0646 \u0647\u0627\u06cc \u0632\u06cc\u0631 \u0631\u0627 \u0646\u06af\u0647 \u0645\u06cc \u062f\u0627\u0631\u062f:<\/p>\n<ul>\n<li>book_id: \u0627\u06cc\u0646 \u0633\u062a\u0648\u0646 \u062f\u0627\u0631\u0627\u06cc \u0634\u0646\u0627\u0633\u0647 \u0647\u0631 \u06a9\u062a\u0627\u0628 \u0627\u0633\u062a \u06a9\u0647 \u0628\u0627 \u0646\u0648\u0639 \u062f\u0627\u062f\u0647 int \u0646\u0634\u0627\u0646 \u062f\u0627\u062f\u0647 \u0634\u062f\u0647 \u0627\u0633\u062a. \u0627\u06cc\u0646 \u0633\u062a\u0648\u0646 \u0628\u0647 \u06a9\u0644\u06cc\u062f \u0627\u0635\u0644\u06cc \u062c\u062f\u0648\u0644 \u062a\u0628\u062f\u06cc\u0644 \u0645\u06cc \u0634\u0648\u062f \u0648 \u0647\u0631 \u0645\u0642\u062f\u0627\u0631 \u0628\u0647 \u06cc\u06a9 \u0634\u0646\u0627\u0633\u0647 \u0645\u0646\u062d\u0635\u0631 \u0628\u0647 \u0641\u0631\u062f \u0628\u0631\u0627\u06cc \u0631\u062f\u06cc\u0641 \u0645\u0631\u0628\u0648\u0637\u0647 \u062a\u0628\u062f\u06cc\u0644 \u0645\u06cc \u0634\u0648\u062f.<\/li>\n<li>\u0646\u0648\u06cc\u0633\u0646\u062f\u0647: \u0627\u06cc\u0646 \u0633\u062a\u0648\u0646 \u062d\u0627\u0648\u06cc \u0646\u0627\u0645 \u0646\u0648\u06cc\u0633\u0646\u062f\u0647 \u06a9\u062a\u0627\u0628 \u0627\u0633\u062a \u06a9\u0647 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0646\u0648\u0639 \u062f\u0627\u062f\u0647 varchar \u0628\u0627 \u062d\u062f\u0627\u06a9\u062b\u0631 50 \u06a9\u0627\u0631\u0627\u06a9\u062a\u0631 \u0628\u06cc\u0627\u0646 \u0634\u062f\u0647 \u0627\u0633\u062a.<\/li>\n<li>\u0639\u0646\u0648\u0627\u0646: \u0627\u06cc\u0646 \u0633\u062a\u0648\u0646 \u062f\u0627\u0631\u0627\u06cc \u0639\u0646\u0648\u0627\u0646 \u06a9\u062a\u0627\u0628 \u062e\u0631\u06cc\u062f\u0627\u0631\u06cc \u0634\u062f\u0647 \u0627\u0633\u062a \u06a9\u0647 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0646\u0648\u0639 \u062f\u0627\u062f\u0647 varchar \u0628\u0627 \u062d\u062f\u0627\u06a9\u062b\u0631 200 \u06a9\u0627\u0631\u0627\u06a9\u062a\u0631 \u0628\u06cc\u0627\u0646 \u0634\u062f\u0647 \u0627\u0633\u062a.<\/li>\n<li>introduction_date: \u0627\u06cc\u0646 \u0633\u062a\u0648\u0646 \u0627\u0632 \u0646\u0648\u0639 \u062f\u0627\u062f\u0647 \u062a\u0627\u0631\u06cc\u062e \u0628\u0631\u0627\u06cc \u062b\u0628\u062a \u062a\u0627\u0631\u06cc\u062e \u0645\u0639\u0631\u0641\u06cc \u0647\u0631 \u06a9\u062a\u0627\u0628 \u062a\u0648\u0633\u0637 \u06a9\u062a\u0627\u0628\u0641\u0631\u0648\u0634\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u06a9\u0646\u062f.<\/li>\n<li>\u0633\u0647\u0627\u0645: \u0627\u06cc\u0646 \u0633\u062a\u0648\u0646 \u062a\u0639\u062f\u0627\u062f \u06a9\u062a\u0627\u0628\u200c\u0647\u0627\u06cc\u06cc \u0631\u0627 \u06a9\u0647 \u06a9\u062a\u0627\u0628\u0641\u0631\u0648\u0634\u06cc \u062f\u0631 \u0645\u0648\u062c\u0648\u062f\u06cc \u062e\u0648\u062f \u062f\u0627\u0631\u062f \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0646\u0648\u0639 \u062f\u0627\u062f\u0647 \u0639\u062f\u062f \u0635\u062d\u06cc\u062d \u0646\u06af\u0647 \u0645\u06cc\u200c\u062f\u0627\u0631\u062f.<\/li>\n<li>\u0642\u06cc\u0645\u062a: \u0627\u06cc\u0646 \u0633\u062a\u0648\u0646 \u0642\u06cc\u0645\u062a \u062e\u0631\u062f\u0647 \u0641\u0631\u0648\u0634\u06cc \u06a9\u062a\u0627\u0628 \u0631\u0627 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0646\u0648\u0639 \u062f\u0627\u062f\u0647 \u0627\u0639\u0634\u0627\u0631\u06cc \u0628\u0627 \u062d\u062f\u0627\u06a9\u062b\u0631 5 \u0645\u0642\u062f\u0627\u0631 \u0642\u0628\u0644 \u0627\u0632 \u0646\u0642\u0637\u0647 \u0627\u0639\u0634\u0627\u0631 \u0648 2 \u0645\u0642\u062f\u0627\u0631 \u0628\u0639\u062f \u0627\u0632 \u0622\u0646 \u0630\u062e\u06cc\u0631\u0647 \u0645\u06cc \u06a9\u0646\u062f.<\/li>\n<\/ul>\n<p>\u062c\u062f\u0648\u0644 \u0646\u0645\u0648\u0646\u0647 \u0631\u0627 \u0628\u0627 \u062f\u0633\u062a\u0648\u0631 \u0632\u06cc\u0631 \u0627\u06cc\u062c\u0627\u062f \u06a9\u0646\u06cc\u062f:<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-sql\" data-lang=\"SQL\"><code>CREATE TABLE inventory (\r\nbook_id int,\r\nauthor varchar(50),\r\ntitle varchar(200),\r\nintroduction_date date,\r\nstock int,\r\nprice decimal(5, 2),\r\nPRIMARY KEY (book_id)\r\n);<\/code><\/pre>\n<\/div>\n<p>\u0627\u06af\u0631 \u062e\u0631\u0648\u062c\u06cc \u0632\u06cc\u0631 \u0686\u0627\u067e \u0634\u0648\u062f\u060c \u062c\u062f\u0648\u0644 \u0627\u06cc\u062c\u0627\u062f \u0634\u062f\u0647 \u0627\u0633\u062a:<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-plain\" data-lang=\"Plain Text\"><code>Output\r\nQuery OK, 0 rows affected (0.00 sec)<\/code><\/pre>\n<\/div>\n<p>\u067e\u0633 \u0627\u0632 \u0622\u0646\u060c \u0628\u0627 \u0627\u062c\u0631\u0627\u06cc \u0639\u0645\u0644\u06cc\u0627\u062a INSERT INTO \u0632\u06cc\u0631\u060c \u062c\u062f\u0648\u0644 \u062e\u0631\u06cc\u062f\u0647\u0627 \u0631\u0627 \u0628\u0627 \u0628\u0631\u062e\u06cc \u0627\u0632 \u062f\u0627\u062f\u0647 \u0647\u0627\u06cc \u0646\u0645\u0648\u0646\u0647 \u0628\u0627\u0631\u06af\u06cc\u0631\u06cc \u06a9\u0646\u06cc\u062f:<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-sql\" data-lang=\"SQL\"><code>INSERT INTO inventory\r\nVALUES\r\n(1, 'Oscar Wilde', 'The Picture of Dorian Gray', '2022-10-01', 4, 20.83),\r\n(2, 'Jane Austen', 'Pride and Prejudice', '2022-10-04', 12, 42.13),\r\n(3, 'Herbert George Wells', 'The Time Machine', '2022-09-23', 7, 21.99),\r\n(4, 'Mary Shelley', 'Frankenstein', '2022-07-23', 9, 17.43),\r\n(5, 'Mark Twain', 'The Adventures of Huckleberry Finn', '2022-10-01', 14, 23.15);<\/code><\/pre>\n<\/div>\n<p>\u0639\u0645\u0644\u06cc\u0627\u062a INSERT INTO \u067e\u0646\u062c \u06a9\u062a\u0627\u0628 \u0628\u0627 \u0645\u0642\u0627\u062f\u06cc\u0631 \u0645\u0634\u062e\u0635 \u0634\u062f\u0647 \u0631\u0627 \u0628\u0647 \u062c\u062f\u0648\u0644 \u0645\u0648\u062c\u0648\u062f\u06cc \u0627\u0636\u0627\u0641\u0647 \u0645\u06cc \u06a9\u0646\u062f. \u062e\u0631\u0648\u062c\u06cc \u0632\u06cc\u0631 \u0646\u0634\u0627\u0646 \u0645\u06cc \u062f\u0647\u062f \u06a9\u0647 \u0647\u0631 \u067e\u0646\u062c \u0631\u062f\u06cc\u0641 \u0627\u0636\u0627\u0641\u0647 \u0634\u062f\u0647 \u0627\u0646\u062f:<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-plain\" data-lang=\"Plain Text\"><code>Output\r\nQuery OK, 5 rows affected (0.00 sec)\r\nRecords: 5 Duplicates: 0 Warnings: 0\r\n<\/code><\/pre>\n<\/div>\n<p>\u0628\u0627 \u0622\u0646\u060c \u0634\u0645\u0627 \u0622\u0645\u0627\u062f\u0647 \u0647\u0633\u062a\u06cc\u062f \u062a\u0627 \u0628\u0642\u06cc\u0647 \u0631\u0627\u0647\u0646\u0645\u0627 \u0631\u0627 \u062f\u0646\u0628\u0627\u0644 \u06a9\u0646\u06cc\u062f \u0648 \u0634\u0631\u0648\u0639 \u0628\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u062a\u0648\u0627\u0628\u0639 \u062f\u0631 SQL \u06a9\u0646\u06cc\u062f.<\/p>\n<h2 id=\"%d8%af%d8%b1%da%a9-%d8%aa%d9%88%d8%a7%d8%a8%d8%b9-sql\">\u062f\u0631\u06a9 \u062a\u0648\u0627\u0628\u0639 SQL<\/h2>\n<p>\u062a\u0648\u0627\u0628\u0639\u060c \u0639\u0628\u0627\u0631\u0627\u062a \u0646\u0627\u0645\u06af\u0630\u0627\u0631\u06cc \u0634\u062f\u0647\u200c\u0627\u06cc \u0647\u0633\u062a\u0646\u062f \u06a9\u0647 \u06cc\u06a9 \u06cc\u0627 \u0686\u0646\u062f \u0645\u0642\u062f\u0627\u0631 \u0631\u0627 \u06af\u0631\u0641\u062a\u0647\u060c \u0645\u062d\u0627\u0633\u0628\u0627\u062a \u06cc\u0627 \u062a\u0628\u062f\u06cc\u0644\u0627\u062a\u06cc \u0631\u0648\u06cc \u062f\u0627\u062f\u0647\u200c\u0647\u0627 \u0627\u0646\u062c\u0627\u0645 \u0645\u06cc\u200c\u062f\u0647\u0646\u062f \u0648 \u06cc\u06a9 \u0645\u0642\u062f\u0627\u0631 \u062c\u062f\u06cc\u062f \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0646\u062a\u06cc\u062c\u0647 \u0628\u0627\u0632 \u0645\u06cc\u200c\u06af\u0631\u062f\u0627\u0646\u0646\u062f. \u0634\u0645\u0627 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u062f \u062a\u0648\u0627\u0628\u0639 SQL \u0631\u0627 \u0628\u0647 \u0637\u0648\u0631 \u0645\u0634\u0627\u0628\u0647 \u0628\u0627 \u062a\u0648\u0627\u0628\u0639 \u0631\u06cc\u0627\u0636\u06cc \u062a\u0635\u0648\u0631 \u06a9\u0646\u06cc\u062f. \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0645\u062b\u0627\u0644\u060c \u062a\u0627\u0628\u0639 log(x) \u0645\u0642\u062f\u0627\u0631\u06cc x \u0631\u0627 \u0645\u06cc\u200c\u06af\u06cc\u0631\u062f \u0648 \u0645\u0642\u062f\u0627\u0631 \u0644\u06af\u0627\u0631\u06cc\u062a\u0645 x \u0631\u0627 \u0628\u0627\u0632 \u0645\u06cc\u200c\u06af\u0631\u062f\u0627\u0646\u062f.<\/p>\n<p>\u0628\u0631\u0627\u06cc \u0645\u062b\u0627\u0644\u060c \u0627\u06af\u0631 \u0628\u062e\u0648\u0627\u0647\u06cc\u062f \u062a\u0645\u0627\u0645 \u0639\u0646\u0627\u0648\u06cc\u0646 \u06a9\u062a\u0627\u0628\u200c\u0647\u0627 \u0631\u0627 \u0628\u0627 \u0642\u06cc\u0645\u062a\u200c\u0647\u0627\u06cc\u0634\u0627\u0646\u060c \u0628\u0647 \u062a\u0631\u062a\u06cc\u0628 \u0627\u0632 \u06af\u0631\u0627\u0646\u200c\u062a\u0631\u06cc\u0646 \u0628\u0647 \u0627\u0631\u0632\u0627\u0646\u200c\u062a\u0631\u06cc\u0646\u060c \u0628\u0627\u0632\u06cc\u0627\u0628\u06cc \u06a9\u0646\u06cc\u062f\u060c \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u062f \u062f\u0633\u062a\u0648\u0631 \u0632\u06cc\u0631 \u0631\u0627 \u0627\u062c\u0631\u0627 \u06a9\u0646\u06cc\u062f:<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-sql\" data-lang=\"SQL\"><code>SELECT title, price, introduction_date FROM inventory ORDER BY price DESC;<\/code><\/pre>\n<\/div>\n<p>\u062e\u0631\u0648\u062c\u06cc \u0645\u0634\u0627\u0628\u0647 \u0632\u06cc\u0631 \u0631\u0627 \u062f\u0631\u06cc\u0627\u0641\u062a \u062e\u0648\u0627\u0647\u06cc\u062f \u06a9\u0631\u062f:<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-plain\" data-lang=\"Plain Text\"><code>Output\r\n+------------------------------------+-------+-------------------+\r\n| title | price | introduction_date |\r\n+------------------------------------+-------+-------------------+\r\n| Pride and Prejudice | 42.13 | 2022-10-04 |\r\n| The Adventures of Huckleberry Finn | 23.15 | 2022-10-01 |\r\n| The Time Machine | 21.99 | 2022-09-23 |\r\n| The Picture of Dorian Gray | 20.83 | 2022-10-01 |\r\n| Frankenstein | 17.43 | 2022-07-23 |\r\n+------------------------------------+-------+-------------------+\r\n5 rows in set (0.000 sec)<\/code><\/pre>\n<\/div>\n<p>\u062f\u0631 \u0627\u06cc\u0646 \u062f\u0633\u062a\u0648\u0631\u060c <code>title<\/code>\u060c <code>price<\/code> \u0648 <code>introduction_date<\/code> \u0646\u0627\u0645 \u0633\u062a\u0648\u0646\u200c\u0647\u0627 \u0647\u0633\u062a\u0646\u062f \u0648 \u062f\u0631 \u062e\u0631\u0648\u062c\u06cc\u060c \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0645\u0642\u0627\u062f\u06cc\u0631 \u062f\u0633\u062a \u0646\u062e\u0648\u0631\u062f\u0647\u200c\u0627\u06cc \u06a9\u0647 \u0627\u0632 \u0622\u0646 \u0633\u062a\u0648\u0646\u200c\u0647\u0627 \u0628\u0631\u0627\u06cc \u0647\u0631 \u06a9\u062a\u0627\u0628 \u0628\u0627\u0632\u06cc\u0627\u0628\u06cc \u0634\u062f\u0647\u200c\u0627\u0646\u062f \u0631\u0627 \u0646\u0634\u0627\u0646 \u0645\u06cc\u200c\u062f\u0647\u062f: \u0639\u0646\u0648\u0627\u0646 \u06a9\u0627\u0645\u0644 \u06a9\u062a\u0627\u0628\u060c \u0642\u06cc\u0645\u062a \u0648 \u062a\u0627\u0631\u06cc\u062e \u0648\u0631\u0648\u062f \u06a9\u062a\u0627\u0628 \u0628\u0647 \u06a9\u062a\u0627\u0628\u062e\u0627\u0646\u0647.<\/p>\n<p>\u0628\u0627 \u0627\u06cc\u0646 \u062d\u0627\u0644\u060c \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a \u0628\u062e\u0648\u0627\u0647\u06cc\u062f \u067e\u0633 \u0627\u0632 \u0646\u0648\u0639\u06cc \u067e\u0631\u062f\u0627\u0632\u0634 \u06cc\u0627 \u062f\u0633\u062a\u06a9\u0627\u0631\u06cc \u0645\u0642\u0627\u062f\u06cc\u0631 \u0631\u0627 \u0627\u0632 \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0628\u0627\u0632\u06cc\u0627\u0628\u06cc \u06a9\u0646\u06cc\u062f. \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u062f \u0628\u0647 \u0642\u06cc\u0645\u062a\u200c\u0647\u0627\u06cc \u06a9\u062a\u0627\u0628 \u06a9\u0647 \u0628\u0647 \u0646\u0632\u062f\u06cc\u06a9\u200c\u062a\u0631\u06cc\u0646 \u062f\u0644\u0627\u0631 \u06af\u0631\u062f \u0634\u062f\u0647\u060c \u0639\u0646\u0627\u0648\u06cc\u0646 \u06a9\u062a\u0627\u0628 \u0628\u0627 \u062d\u0631\u0648\u0641 \u0628\u0632\u0631\u06af\u060c \u06cc\u0627 \u0633\u0627\u0644 \u0645\u0639\u0631\u0641\u06cc\u060c \u0628\u062f\u0648\u0646 \u0627\u062d\u062a\u0633\u0627\u0628 \u0645\u0627\u0647 \u06cc\u0627 \u0631\u0648\u0632\u060c \u0639\u0644\u0627\u0642\u0647 \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u06cc\u062f. \u0627\u06cc\u0646 \u0632\u0645\u0627\u0646\u06cc \u0627\u0633\u062a \u06a9\u0647 \u0627\u0632 \u06cc\u06a9 \u062a\u0627\u0628\u0639 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u06a9\u0646\u06cc\u062f.<\/p>\n<p>\u062a\u0648\u0627\u0628\u0639 SQL \u0631\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646 \u0628\u0647 \u0637\u0648\u0631 \u06a9\u0644\u06cc \u0628\u0647 \u0686\u0646\u062f \u06af\u0631\u0648\u0647\u060c \u0628\u0633\u062a\u0647 \u0628\u0647 \u0646\u0648\u0639 \u062f\u0627\u062f\u0647 \u0627\u06cc \u06a9\u0647 \u0631\u0648\u06cc \u0622\u0646\u0647\u0627 \u06a9\u0627\u0631 \u0645\u06cc \u06a9\u0646\u0646\u062f\u060c \u0637\u0628\u0642\u0647 \u0628\u0646\u062f\u06cc \u06a9\u0631\u062f. \u0627\u06cc\u0646\u0647\u0627 \u0645\u062a\u062f\u0627\u0648\u0644 \u062a\u0631\u06cc\u0646 \u062a\u0648\u0627\u0628\u0639 \u0645\u0648\u0631\u062f \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0647\u0633\u062a\u0646\u062f:<\/p>\n<ul>\n<li>\u062a\u0648\u0627\u0628\u0639 \u0631\u06cc\u0627\u0636\u06cc: \u062a\u0648\u0627\u0628\u0639\u06cc \u06a9\u0647 \u0628\u0631 \u0631\u0648\u06cc \u0645\u0642\u0627\u062f\u06cc\u0631 \u0639\u062f\u062f\u06cc \u0639\u0645\u0644 \u0645\u06cc \u06a9\u0646\u0646\u062f \u0648 \u0645\u062d\u0627\u0633\u0628\u0627\u062a\u06cc \u0631\u0627 \u0627\u0646\u062c\u0627\u0645 \u0645\u06cc \u062f\u0647\u0646\u062f\u060c \u0645\u0627\u0646\u0646\u062f \u06af\u0631\u062f \u06a9\u0631\u062f\u0646\u060c \u0644\u06af\u0627\u0631\u06cc\u062a\u0645 \u0647\u0627\u060c \u0631\u06cc\u0634\u0647 \u0647\u0627\u06cc \u0645\u0631\u0628\u0639 \u06cc\u0627 \u062a\u0648\u0627\u0646 \u0647\u0627.<\/li>\n<li>\u062a\u0648\u0627\u0628\u0639 \u062f\u0633\u062a\u06a9\u0627\u0631\u06cc \u0631\u0634\u062a\u0647: \u062a\u0648\u0627\u0628\u0639\u06cc \u06a9\u0647 \u0631\u0648\u06cc \u0631\u0634\u062a\u0647 \u0647\u0627 \u0648 \u0641\u06cc\u0644\u062f\u0647\u0627\u06cc \u0645\u062a\u0646\u06cc \u06a9\u0627\u0631 \u0645\u06cc \u06a9\u0646\u0646\u062f \u06a9\u0647 \u062a\u0628\u062f\u06cc\u0644 \u0645\u062a\u0646 \u0631\u0627 \u0627\u0646\u062c\u0627\u0645 \u0645\u06cc \u062f\u0647\u0646\u062f\u060c \u0645\u0627\u0646\u0646\u062f \u062a\u0628\u062f\u06cc\u0644 \u0645\u062a\u0646 \u0628\u0647 \u062d\u0631\u0648\u0641 \u0628\u0632\u0631\u06af\u060c \u0628\u0631\u0634 \u06cc\u0627 \u062c\u0627\u06cc\u06af\u0632\u06cc\u0646\u06cc \u06a9\u0644\u0645\u0627\u062a \u062f\u0631 \u0645\u0642\u0627\u062f\u06cc\u0631.<\/li>\n<li>\u062a\u0648\u0627\u0628\u0639 \u062a\u0627\u0631\u06cc\u062e \u0648 \u0632\u0645\u0627\u0646: \u062a\u0648\u0627\u0628\u0639\u06cc \u06a9\u0647 \u062f\u0631 \u0641\u06cc\u0644\u062f\u0647\u0627\u06cc \u062f\u0627\u0631\u0627\u06cc \u062a\u0627\u0631\u06cc\u062e \u0639\u0645\u0644 \u0645\u06cc \u06a9\u0646\u0646\u062f. \u0627\u06cc\u0646 \u062a\u0648\u0627\u0628\u0639 \u0645\u062d\u0627\u0633\u0628\u0627\u062a \u0648 \u062a\u0628\u062f\u06cc\u0644 \u0647\u0627 \u0631\u0627 \u0627\u0646\u062c\u0627\u0645 \u0645\u06cc \u062f\u0647\u0646\u062f\u060c \u0645\u0627\u0646\u0646\u062f \u0627\u0636\u0627\u0641\u0647 \u06a9\u0631\u062f\u0646 \u062a\u0639\u062f\u0627\u062f\u06cc \u0631\u0648\u0632 \u0628\u0647 \u062a\u0627\u0631\u06cc\u062e \u0645\u0639\u06cc\u0646 \u06cc\u0627 \u0635\u0631\u0641 \u06cc\u06a9 \u0633\u0627\u0644 \u0627\u0632 \u062a\u0627\u0631\u06cc\u062e \u06a9\u0627\u0645\u0644.<\/li>\n<li>\u062a\u0648\u0627\u0628\u0639 \u062c\u0645\u0639\u06cc: \u0645\u0648\u0631\u062f \u062e\u0627\u0635\u06cc \u0627\u0632 \u062a\u0648\u0627\u0628\u0639 \u0631\u06cc\u0627\u0636\u06cc \u06a9\u0647 \u0628\u0631 \u0631\u0648\u06cc \u0645\u0642\u0627\u062f\u06cc\u0631\u06cc \u06a9\u0647 \u0627\u0632 \u0686\u0646\u062f\u06cc\u0646 \u0631\u062f\u06cc\u0641 \u0628\u0647 \u062f\u0633\u062a \u0645\u06cc\u200c\u0622\u06cc\u0646\u062f \u0639\u0645\u0644 \u0645\u06cc\u200c\u06a9\u0646\u0646\u062f\u060c \u0645\u0627\u0646\u0646\u062f \u0645\u062d\u0627\u0633\u0628\u0647 \u0645\u06cc\u0627\u0646\u06af\u06cc\u0646 \u0642\u06cc\u0645\u062a \u0628\u0631\u0627\u06cc \u0647\u0645\u0647 \u0631\u062f\u06cc\u0641\u200c\u0647\u0627.<\/li>\n<\/ul>\n<p><span style=\"color: #ff0000;\">\u062a\u0648\u062c\u0647: \u0627\u06a9\u062b\u0631 \u067e\u0627\u06cc\u06af\u0627\u0647 \u0647\u0627\u06cc \u062f\u0627\u062f\u0647 \u0631\u0627\u0628\u0637\u0647 \u0627\u06cc\u060c \u0627\u0632 \u062c\u0645\u0644\u0647 MySQL\u060c \u0645\u062c\u0645\u0648\u0639\u0647 \u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f \u062a\u0648\u0627\u0628\u0639 \u062a\u0639\u0631\u06cc\u0641 \u0634\u062f\u0647 \u062a\u0648\u0633\u0637 \u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f SQL \u0631\u0627 \u0628\u0627 \u0639\u0645\u0644\u06cc\u0627\u062a \u0627\u0636\u0627\u0641\u06cc \u0645\u062e\u0635\u0648\u0635 \u0645\u0648\u062a\u0648\u0631 \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u06af\u0633\u062a\u0631\u0634 \u0645\u06cc \u062f\u0647\u0646\u062f. \u0628\u0633\u06cc\u0627\u0631\u06cc \u0627\u0632 \u062a\u0648\u0627\u0628\u0639 \u062e\u0627\u0631\u062c \u0627\u0632 \u0645\u062c\u0645\u0648\u0639\u0647 \u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f \u062a\u0648\u0627\u0628\u0639 SQL \u062f\u0631 \u0628\u0633\u06cc\u0627\u0631\u06cc \u0627\u0632 \u067e\u0627\u06cc\u06af\u0627\u0647 \u0647\u0627\u06cc \u062f\u0627\u062f\u0647 \u0628\u0647 \u0637\u0648\u0631 \u0645\u0634\u0627\u0628\u0647 \u06a9\u0627\u0631 \u0645\u06cc \u06a9\u0646\u0646\u062f\u060c \u062f\u0631 \u062d\u0627\u0644\u06cc \u06a9\u0647 \u0628\u0642\u06cc\u0647 \u0628\u0647 \u06cc\u06a9 RDBMS \u0645\u0646\u0641\u0631\u062f \u0648 \u0648\u06cc\u0698\u06af\u06cc \u0647\u0627\u06cc \u0645\u0646\u062d\u0635\u0631 \u0628\u0647 \u0641\u0631\u062f \u0622\u0646 \u0645\u062d\u062f\u0648\u062f \u0645\u06cc \u0634\u0648\u0646\u062f. \u0628\u0631\u0627\u06cc \u06a9\u0633\u0628 \u0627\u0637\u0644\u0627\u0639\u0627\u062a \u0628\u06cc\u0634\u062a\u0631 \u062f\u0631 \u0645\u0648\u0631\u062f \u0639\u0645\u0644\u06a9\u0631\u062f\u0647\u0627\u06cc\u06cc \u06a9\u0647 \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0627\u0631\u0627\u0626\u0647 \u0645\u06cc \u062f\u0647\u062f\u060c \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u0628\u0647 \u0627\u0633\u0646\u0627\u062f \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0627\u0646\u062a\u062e\u0627\u0628\u06cc \u062e\u0648\u062f \u0645\u0631\u0627\u062c\u0639\u0647 \u06a9\u0646\u06cc\u062f. \u062f\u0631 \u0645\u0648\u0631\u062f MySQL\u060c \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u0627\u0637\u0644\u0627\u0639\u0627\u062a \u0628\u06cc\u0634\u062a\u0631\u06cc \u062f\u0631 \u0645\u0648\u0631\u062f \u062a\u0627\u0628\u0639 \u062f\u0627\u062e\u0644\u06cc \u0648 \u0645\u0631\u062c\u0639 \u0627\u067e\u0631\u0627\u062a\u0648\u0631 \u06a9\u0633\u0628 \u06a9\u0646\u06cc\u062f.<\/span><\/p>\n<p><span style=\"color: #000000;\">\u0645\u062b\u0627\u0644 \u0632\u06cc\u0631 \u0646\u062d\u0648 \u06a9\u0644\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u06cc\u06a9 \u062a\u0627\u0628\u0639 \u062e\u06cc\u0627\u0644\u06cc \u0648 \u063a\u06cc\u0631 \u0645\u0648\u062c\u0648\u062f \u0628\u0647 \u0646\u0627\u0645 EXAMPLE \u0631\u0627 \u0628\u0631\u0627\u06cc \u062a\u063a\u06cc\u06cc\u0631 \u0646\u062a\u0627\u06cc\u062c \u0628\u0631\u0627\u06cc \u0645\u0642\u0627\u062f\u06cc\u0631 \u0642\u06cc\u0645\u062a \u062f\u0631 \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0645\u0648\u062c\u0648\u062f\u06cc \u06a9\u062a\u0627\u0628\u0641\u0631\u0648\u0634\u06cc \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u067e\u0631\u0633 \u0648 \u062c\u0648 SELECT \u0646\u0634\u0627\u0646 \u0645\u06cc \u062f\u0647\u062f:<\/span><\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-sql\" data-lang=\"SQL\"><code>SELECT EXAMPLE(price) AS new_price FROM inventory;\r\n<\/code><\/pre>\n<\/div>\n<p>\u062a\u0627\u0628\u0639 (EXAMPLE) \u0646\u0627\u0645 \u0633\u062a\u0648\u0646 (\u0642\u06cc\u0645\u062a) \u0631\u0627 \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0622\u0631\u06af\u0648\u0645\u0627\u0646 \u062f\u0631 \u062f\u0627\u062e\u0644 \u067e\u0631\u0627\u0646\u062a\u0632 \u0645\u06cc \u06af\u06cc\u0631\u062f. \u0627\u06cc\u0646 \u0628\u062e\u0634 \u0627\u0632 \u06a9\u0648\u0626\u0631\u06cc \u0628\u0647 \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0645\u06cc \u06af\u0648\u06cc\u062f \u06a9\u0647 \u062a\u0627\u0628\u0639 EXAMPLE \u0631\u0627 \u0628\u0631 \u0631\u0648\u06cc \u0645\u0642\u0627\u062f\u06cc\u0631 \u0642\u06cc\u0645\u062a \u0633\u062a\u0648\u0646 \u0627\u062c\u0631\u0627 \u06a9\u0646\u062f \u0648 \u0646\u062a\u0627\u06cc\u062c \u0627\u06cc\u0646 \u0639\u0645\u0644\u06cc\u0627\u062a \u0631\u0627 \u0628\u0631\u06af\u0631\u062f\u0627\u0646\u062f. AS new_price \u0628\u0647 \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0645\u06cc \u06af\u0648\u06cc\u062f \u06a9\u0647 \u06cc\u06a9 \u0646\u0627\u0645 \u0645\u0648\u0642\u062a (new_price) \u0628\u0631\u0627\u06cc \u0645\u0642\u0627\u062f\u06cc\u0631 \u0645\u062d\u0627\u0633\u0628\u0647 \u0634\u062f\u0647 \u062f\u0631 \u0637\u0648\u0644 \u0645\u062f\u062a \u067e\u0631\u0633 \u0648 \u062c\u0648 \u0627\u062e\u062a\u0635\u0627\u0635 \u062f\u0647\u062f. \u0628\u0627 \u0622\u0646\u060c \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u0646\u062a\u0627\u06cc\u062c \u062a\u0627\u0628\u0639 \u0631\u0627 \u062f\u0631 \u062e\u0631\u0648\u062c\u06cc \u062a\u0634\u062e\u06cc\u0635 \u062f\u0647\u06cc\u062f \u0648 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0639\u0628\u0627\u0631\u062a WHERE \u0648 ORDER BY \u0628\u0647 \u0645\u0642\u0627\u062f\u06cc\u0631 \u0645\u062d\u0627\u0633\u0628\u0647 \u0634\u062f\u0647 \u0645\u0631\u0627\u062c\u0639\u0647 \u06a9\u0646\u06cc\u062f.<\/p>\n<p>\u062f\u0631 \u0628\u062e\u0634 \u0632\u06cc\u0631 \u0627\u0632 \u062a\u0648\u0627\u0628\u0639 \u0631\u06cc\u0627\u0636\u06cc \u0628\u0631\u0627\u06cc \u0627\u0646\u062c\u0627\u0645 \u0645\u062d\u0627\u0633\u0628\u0627\u062a \u0631\u0627\u06cc\u062c \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u062e\u0648\u0627\u0647\u06cc\u062f \u06a9\u0631\u062f.<\/p>\n<h2 id=\"%d8%a7%d8%b3%d8%aa%d9%81%d8%a7%d8%af%d9%87-%d8%a7%d8%b2-%d8%aa%d9%88%d8%a7%d8%a8%d8%b9-%d8%b1%db%8c%d8%a7%d8%b6%db%8c\">\u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u062a\u0648\u0627\u0628\u0639 \u0631\u06cc\u0627\u0636\u06cc<\/h2>\n<p>\u062a\u0648\u0627\u0628\u0639 \u0631\u06cc\u0627\u0636\u06cc \u0631\u0648\u06cc \u0645\u0642\u0627\u062f\u06cc\u0631 \u0639\u062f\u062f\u06cc \u0645\u0627\u0646\u0646\u062f \u0642\u06cc\u0645\u062a \u06a9\u062a\u0627\u0628 \u06cc\u0627 \u062a\u0639\u062f\u0627\u062f \u06a9\u062a\u0627\u0628\u200c\u0647\u0627 \u062f\u0631 \u0645\u0648\u062c\u0648\u062f\u06cc \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0646\u0645\u0648\u0646\u0647 \u06a9\u0627\u0631 \u0645\u06cc\u200c\u06a9\u0646\u0646\u062f. \u0622\u0646\u0647\u0627 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u0646\u062f \u0628\u0631\u0627\u06cc \u0627\u0646\u062c\u0627\u0645 \u0645\u062d\u0627\u0633\u0628\u0627\u062a \u062f\u0631 \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0634\u0648\u0646\u062f \u062a\u0627 \u0646\u062a\u0627\u06cc\u062c \u0631\u0627 \u0628\u0627 \u0646\u06cc\u0627\u0632\u0647\u0627\u06cc \u0634\u0645\u0627 \u0647\u0645\u200c\u0631\u0627\u0633\u062a\u0627 \u06a9\u0646\u0646\u062f.<\/p>\n<p>\u06af\u0631\u062f \u06a9\u0631\u062f\u0646 \u06cc\u06a9\u06cc \u0627\u0632 \u0631\u0627\u06cc\u062c\u200c\u062a\u0631\u06cc\u0646 \u06a9\u0627\u0631\u0628\u0631\u062f\u0647\u0627\u06cc \u062a\u0648\u0627\u0628\u0639 \u0631\u06cc\u0627\u0636\u06cc \u062f\u0631 SQL \u0627\u0633\u062a. \u0641\u0631\u0636 \u06a9\u0646\u06cc\u062f \u0634\u0645\u0627 \u0646\u06cc\u0627\u0632 \u062f\u0627\u0631\u06cc\u062f \u062a\u0627 \u0642\u06cc\u0645\u062a \u062a\u0645\u0627\u0645 \u06a9\u062a\u0627\u0628\u200c\u0647\u0627 \u0631\u0627 \u0628\u0627\u0632\u06cc\u0627\u0628\u06cc \u06a9\u0646\u06cc\u062f\u060c \u0627\u0645\u0627 \u0641\u0642\u0637 \u0645\u0642\u0627\u062f\u06cc\u0631 \u06a9\u0647 \u0628\u0647 \u0646\u0632\u062f\u06cc\u06a9\u200c\u062a\u0631\u06cc\u0646 \u062f\u0644\u0627\u0631 \u06af\u0631\u062f \u0634\u062f\u0647\u200c\u0627\u0646\u062f \u0631\u0627 \u0645\u06cc\u200c\u062e\u0648\u0627\u0647\u06cc\u062f. \u0628\u0631\u0627\u06cc \u0627\u06cc\u0646 \u06a9\u0627\u0631 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u062f \u0627\u0632 \u062a\u0627\u0628\u0639 <code>ROUND<\/code> \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f \u06a9\u0647 \u0639\u0645\u0644\u06cc\u0627\u062a \u06af\u0631\u062f \u06a9\u0631\u062f\u0646 \u0631\u0627 \u0627\u0646\u062c\u0627\u0645 \u0645\u06cc\u200c\u062f\u0647\u062f.<\/p>\n<p>\u062f\u0633\u062a\u0648\u0631 \u0632\u06cc\u0631 \u0631\u0627 \u0627\u062c\u0631\u0627 \u06a9\u0646\u06cc\u062f:<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-sql\" data-lang=\"SQL\"><code>SELECT title, price, ROUND(price) AS rounded_price FROM inventory;\r\n<\/code><\/pre>\n<\/div>\n<p>\u062e\u0631\u0648\u062c\u06cc \u0645\u0634\u0627\u0628\u0647 \u0632\u06cc\u0631 \u0631\u0627 \u062e\u0648\u0627\u0647\u06cc\u062f \u062f\u06cc\u062f:<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-plain\" data-lang=\"Plain Text\"><code>Output\r\n+------------------------------------+-------+---------------+\r\n| title | price | rounded_price |\r\n+------------------------------------+-------+---------------+\r\n| The Picture of Dorian Gray | 20.83 | 21 |\r\n| Pride and Prejudice | 42.13 | 42 |\r\n| The Time Machine | 21.99 | 22 |\r\n| Frankenstein | 17.43 | 17 |\r\n| The Adventures of Huckleberry Finn | 23.15 | 23 |\r\n+------------------------------------+-------+---------------+\r\n5 rows in set (0.000 sec)<\/code><\/pre>\n<\/div>\n<p>\u062f\u0633\u062a\u0648\u0631 \u0628\u0627\u0644\u0627 \u0645\u0642\u0627\u062f\u06cc\u0631 \u0633\u062a\u0648\u0646\u200c\u0647\u0627\u06cc <code>title<\/code> \u0648 <code>price<\/code> \u0631\u0627 \u0628\u0647 \u0647\u0645\u0631\u0627\u0647 \u06cc\u06a9 \u0633\u062a\u0648\u0646 \u0645\u0648\u0642\u062a <code>rounded_price<\/code> \u06a9\u0647 \u0646\u062a\u0627\u06cc\u062c \u062a\u0627\u0628\u0639 <code>ROUND(price)<\/code> \u0631\u0627 \u0646\u0634\u0627\u0646 \u0645\u06cc\u200c\u062f\u0647\u062f\u060c \u0627\u0646\u062a\u062e\u0627\u0628 \u0645\u06cc\u200c\u06a9\u0646\u062f. \u0627\u06cc\u0646 \u062a\u0627\u0628\u0639 \u06cc\u06a9 \u0622\u0631\u06af\u0648\u0645\u0627\u0646 \u0645\u06cc\u200c\u06af\u06cc\u0631\u062f \u06a9\u0647 \u0646\u0627\u0645 \u0633\u062a\u0648\u0646 \u0627\u0633\u062a (\u062f\u0631 \u0627\u06cc\u0646\u062c\u0627 <code>price<\/code>) \u0648 \u0645\u0642\u0627\u062f\u06cc\u0631 \u0622\u0646 \u0633\u062a\u0648\u0646 \u0631\u0627 \u062f\u0631 \u062c\u062f\u0648\u0644 \u0628\u0647 \u0646\u0632\u062f\u06cc\u06a9\u200c\u062a\u0631\u06cc\u0646 \u0639\u062f\u062f \u0635\u062d\u06cc\u062d \u06af\u0631\u062f \u0645\u06cc\u200c\u06a9\u0646\u062f.<\/p>\n<p>\u062a\u0627\u0628\u0639 \u06af\u0631\u062f \u06a9\u0631\u062f\u0646 \u0647\u0645\u0686\u0646\u06cc\u0646 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u062f \u0622\u0631\u06af\u0648\u0645\u0627\u0646 \u0627\u0636\u0627\u0641\u06cc \u0631\u0627 \u0628\u067e\u0630\u06cc\u0631\u062f \u06a9\u0647 \u062a\u0639\u062f\u0627\u062f \u0627\u0631\u0642\u0627\u0645 \u0627\u0639\u0634\u0627\u0631\u06cc \u0631\u0627 \u06a9\u0647 \u06af\u0631\u062f \u06a9\u0631\u062f\u0646 \u0628\u0627\u06cc\u062f \u0627\u0646\u062c\u0627\u0645 \u0634\u0648\u062f \u0648 \u0647\u0645\u0686\u0646\u06cc\u0646 \u0639\u0645\u0644\u06cc\u0627\u062a\u200c\u0647\u0627\u06cc \u062d\u0633\u0627\u0628\u06cc \u0631\u0627 \u0628\u0647 \u062c\u0627\u06cc \u0646\u0627\u0645 \u06cc\u06a9 \u0633\u062a\u0648\u0646 \u0645\u0634\u062e\u0635 \u0645\u06cc\u200c\u06a9\u0646\u062f. \u0628\u0631\u0627\u06cc \u0645\u062b\u0627\u0644\u060c \u06a9\u0648\u0626\u0631\u06cc \u0632\u06cc\u0631 \u0631\u0627 \u0627\u062c\u0631\u0627 \u06a9\u0646\u06cc\u062f:<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-sql\" data-lang=\"SQL\"><code>SELECT title, price, ROUND(price * stock, 1) AS stock_price FROM inventory;\r\n<\/code><\/pre>\n<\/div>\n<p>\u062e\u0631\u0648\u062c\u06cc \u0632\u06cc\u0631 \u0631\u0627 \u062f\u0631\u06cc\u0627\u0641\u062a \u062e\u0648\u0627\u0647\u06cc\u062f \u06a9\u0631\u062f:<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-plain\" data-lang=\"Plain Text\"><code>Output\r\n+------------------------------------+-------+-------+-------------+\r\n| title | stock | price | stock_price |\r\n+------------------------------------+-------+-------+-------------+\r\n| The Picture of Dorian Gray | 4 | 20.83 | 83.3 |\r\n| Pride and Prejudice | 12 | 42.13 | 505.6 |\r\n| The Time Machine | 7 | 21.99 | 153.9 |\r\n| Frankenstein | 9 | 17.43 | 156.9 |\r\n| The Adventures of Huckleberry Finn | 14 | 23.15 | 324.1 |\r\n+------------------------------------+-------+-------+-------------+\r\n5 rows in set (0.000 sec)<\/code><\/pre>\n<\/div>\n<p>\u0627\u062c\u0631\u0627\u06cc <code>ROUND (\u0642\u06cc\u0645\u062a * \u0633\u0647\u0627\u0645\u060c 1)<\/code> \u0627\u0628\u062a\u062f\u0627 \u0642\u06cc\u0645\u062a \u062a\u06a9 \u06a9\u062a\u0627\u0628 \u0631\u0627 \u062f\u0631 \u062a\u0639\u062f\u0627\u062f \u06a9\u062a\u0627\u0628 \u0647\u0627\u06cc \u0645\u0648\u062c\u0648\u062f \u0636\u0631\u0628 \u0645\u06cc \u06a9\u0646\u062f \u0648 \u0633\u067e\u0633 \u0642\u06cc\u0645\u062a \u062d\u0627\u0635\u0644 \u0631\u0627 \u062a\u0627 \u0627\u0648\u0644\u06cc\u0646 \u0631\u0642\u0645 \u0627\u0639\u0634\u0627\u0631 \u06af\u0631\u062f \u0645\u06cc \u06a9\u0646\u062f. \u0646\u062a\u06cc\u062c\u0647 \u062f\u0631 \u0633\u062a\u0648\u0646 \u0645\u0648\u0642\u062a \u0633\u0647\u0627\u0645_\u0642\u06cc\u0645\u062a \u0627\u0631\u0627\u0626\u0647 \u062e\u0648\u0627\u0647\u062f \u0634\u062f.<\/p>\n<p>\u062a\u0648\u0627\u0628\u0639 \u0631\u06cc\u0627\u0636\u06cc \u062f\u06cc\u06af\u0631\u06cc \u06a9\u0647 \u062f\u0631 MySQL \u062a\u0639\u0628\u06cc\u0647 \u0634\u062f\u0647 \u0627\u0646\u062f \u0639\u0628\u0627\u0631\u062a\u0646\u062f \u0627\u0632 \u062a\u0648\u0627\u0628\u0639 \u0645\u062b\u0644\u062b\u0627\u062a\u06cc\u060c \u0631\u06cc\u0634\u0647 \u0647\u0627\u06cc \u0645\u0631\u0628\u0639\u060c \u062a\u0648\u0627\u0646 \u0647\u0627\u060c \u0644\u06af\u0627\u0631\u06cc\u062a\u0645 \u0647\u0627 \u0648 \u0646\u0645\u0627\u06cc\u06cc. \u062f\u0631 \u0622\u0645\u0648\u0632\u0634 \u0646\u062d\u0648\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0639\u0628\u0627\u0631\u0627\u062a \u0631\u06cc\u0627\u0636\u06cc \u0648 \u062a\u0648\u0627\u0628\u0639 \u062c\u0645\u0639 \u062f\u0631 SQL \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u0627\u0637\u0644\u0627\u0639\u0627\u062a \u0628\u06cc\u0634\u062a\u0631\u06cc \u062f\u0631 \u0645\u0648\u0631\u062f \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u062a\u0648\u0627\u0628\u0639 \u0631\u06cc\u0627\u0636\u06cc \u062f\u0631 SQL \u06a9\u0633\u0628 \u06a9\u0646\u06cc\u062f.<\/p>\n<p>\u062f\u0631 \u0628\u062e\u0634 \u0628\u0639\u062f\u06cc\u060c \u0645\u062a\u0646 \u0631\u0627 \u0627\u0632 \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u062a\u0648\u0627\u0628\u0639 SQL \u062f\u0633\u062a\u06a9\u0627\u0631\u06cc \u0645\u06cc \u06a9\u0646\u06cc\u062f.<\/p>\n<h2 id=\"%d8%a7%d8%b3%d8%aa%d9%81%d8%a7%d8%af%d9%87-%d8%a7%d8%b2-%d8%aa%d9%88%d8%a7%d8%a8%d8%b9-%d9%85%d8%aa%d9%86%db%8c\">\u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u062a\u0648\u0627\u0628\u0639 \u0645\u062a\u0646\u06cc<\/h2>\n<p>\u062a\u0648\u0627\u0628\u0639 \u0645\u062a\u0646\u06cc \u062f\u0631 SQL \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u0646\u062f \u0628\u0631\u0627\u06cc \u062f\u0633\u062a\u06a9\u0627\u0631\u06cc \u0648 \u062a\u063a\u06cc\u06cc\u0631 \u0645\u0642\u0627\u062f\u06cc\u0631 \u0631\u0634\u062a\u0647\u200c\u0647\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0634\u0648\u0646\u062f. \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0645\u062b\u0627\u0644\u060c \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a \u0628\u062e\u0648\u0627\u0647\u06cc\u062f \u0646\u0627\u0645 \u06a9\u062a\u0627\u0628\u200c\u0647\u0627 \u0631\u0627 \u0628\u0627 \u062d\u0630\u0641 \u0641\u0627\u0635\u0644\u0647\u200c\u0647\u0627\u06cc \u0627\u0636\u0627\u0641\u06cc \u0627\u0632 \u0627\u0628\u062a\u062f\u0627 \u0648 \u0627\u0646\u062a\u0647\u0627\u06cc \u0639\u0646\u0648\u0627\u0646 \u0622\u0646\u200c\u0647\u0627 \u0628\u0647 \u0635\u0648\u0631\u062a \u0645\u0631\u062a\u0628\u200c\u062a\u0631 \u0628\u0627\u0632\u06cc\u0627\u0628\u06cc \u06a9\u0646\u06cc\u062f.<\/p>\n<p>\u0628\u0631\u0627\u06cc \u0627\u0646\u062c\u0627\u0645 \u0627\u06cc\u0646 \u06a9\u0627\u0631 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u062f \u0627\u0632 \u062a\u0627\u0628\u0639 <code>TRIM<\/code> \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f. \u0627\u06cc\u0646 \u062a\u0627\u0628\u0639 \u062a\u0645\u0627\u0645 \u0641\u0627\u0635\u0644\u0647\u200c\u0647\u0627 \u0648 \u06a9\u0627\u0631\u0627\u06a9\u062a\u0631\u0647\u0627\u06cc \u0627\u0636\u0627\u0641\u06cc \u062f\u0631 \u0627\u0628\u062a\u062f\u0627 \u0648 \u0627\u0646\u062a\u0647\u0627\u06cc \u06cc\u06a9 \u0631\u0634\u062a\u0647 \u0631\u0627 \u062d\u0630\u0641 \u0645\u06cc\u200c\u06a9\u0646\u062f.<\/p>\n<p>\u0645\u062b\u0627\u0644 \u0632\u06cc\u0631 \u0631\u0627 \u062f\u0631 \u0646\u0638\u0631 \u0628\u06af\u06cc\u0631\u06cc\u062f:<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-sql\" data-lang=\"SQL\"><code>SELECT LOWER(title) AS title_lowercase FROM inventory;\r\n<\/code><\/pre>\n<\/div>\n<p>\u062e\u0631\u0648\u062c\u06cc \u0632\u06cc\u0631 \u0631\u0648\u06cc \u0635\u0641\u062d\u0647 \u0686\u0627\u067e \u0645\u06cc \u0634\u0648\u062f:<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-plain\" data-lang=\"Plain Text\"><code>Output\r\n+------------------------------------+\r\n| title_lowercase |\r\n+------------------------------------+\r\n| the picture of dorian gray |\r\n| pride and prejudice |\r\n| the time machine |\r\n| frankenstein |\r\n| the adventures of huckleberry finn |\r\n+------------------------------------+\r\n5 rows in set (0.001 sec)\r\n<\/code><\/pre>\n<\/div>\n<p>\u062a\u0627\u0628\u0639 SQL \u0628\u0627 \u0646\u0627\u0645 LOWER \u06cc\u06a9 \u0622\u0631\u06af\u0648\u0645\u0627\u0646 \u0648\u0627\u062d\u062f \u0645\u06cc \u06af\u06cc\u0631\u062f \u0648 \u0645\u062d\u062a\u0648\u06cc\u0627\u062a \u0622\u0646 \u0631\u0627 \u0628\u0647 \u062d\u0631\u0648\u0641 \u06a9\u0648\u0686\u06a9 \u062a\u0628\u062f\u06cc\u0644 \u0645\u06cc \u06a9\u0646\u062f. \u0627\u0632 \u0637\u0631\u06cc\u0642 \u0633\u062a\u0648\u0646 \u0645\u0633\u062a\u0639\u0627\u0631 AS title_downcase\u060c \u062f\u0627\u062f\u0647 \u0647\u0627\u06cc \u0628\u0647 \u062f\u0633\u062a \u0622\u0645\u062f\u0647 \u062f\u0631 \u0633\u062a\u0648\u0646 \u0645\u0648\u0642\u062a \u0628\u0627 \u0646\u0627\u0645 title_downcase \u0627\u0631\u0627\u0626\u0647 \u0645\u06cc \u0634\u0648\u062f.<\/p>\n<p>\u0627\u06a9\u0646\u0648\u0646 \u0647\u0645\u0647 \u0646\u0648\u06cc\u0633\u0646\u062f\u06af\u0627\u0646 \u0631\u0627 \u0628\u0627\u0632\u06cc\u0627\u0628\u06cc \u06a9\u0646\u06cc\u062f\u060c \u0627\u06cc\u0646 \u0628\u0627\u0631 \u0628\u0647 \u062d\u0631\u0648\u0641 \u0628\u0632\u0631\u06af \u062a\u0628\u062f\u06cc\u0644 \u0634\u062f\u0647 \u0627\u0646\u062f. \u0633\u0639\u06cc \u06a9\u0646\u06cc\u062f \u067e\u0631\u0633 \u0648 \u062c\u0648\u06cc SQL \u0632\u06cc\u0631 \u0631\u0627 \u0627\u062c\u0631\u0627 \u06a9\u0646\u06cc\u062f:<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-sql\" data-lang=\"SQL\"><code>SELECT UPPER(author) AS author_uppercase FROM inventory;\r\n<\/code><\/pre>\n<\/div>\n<p>\u062e\u0631\u0648\u062c\u06cc \u0632\u06cc\u0631 \u0631\u0627 \u062f\u0631\u06cc\u0627\u0641\u062a \u062e\u0648\u0627\u0647\u06cc\u062f \u06a9\u0631\u062f:<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-plain\" data-lang=\"Plain Text\"><code>Output\r\n+----------------------+\r\n| author_uppercase |\r\n+----------------------+\r\n| OSCAR WILDE |\r\n| JANE AUSTEN |\r\n| HERBERT GEORGE WELLS |\r\n| MARY SHELLEY |\r\n| MARK TWAIN |\r\n+----------------------+\r\n5 rows in set (0.000 sec)<\/code><\/pre>\n<\/div>\n<p>\u0628\u0647 \u062c\u0627\u06cc \u062a\u0627\u0628\u0639 LOWER \u0627\u0632 \u062a\u0627\u0628\u0639 UPPER \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0631\u062f\u06cc\u062f \u06a9\u0647 \u0628\u0647 \u0637\u0648\u0631 \u0645\u0634\u0627\u0628\u0647 \u06a9\u0627\u0631 \u0645\u06cc \u06a9\u0646\u062f \u0627\u0645\u0627 \u0645\u062a\u0646 \u0631\u0627 \u0628\u0647 \u062d\u0631\u0648\u0641 \u0628\u0632\u0631\u06af \u062a\u0628\u062f\u06cc\u0644 \u0645\u06cc \u06a9\u0646\u062f. \u0627\u06af\u0631 \u0645\u06cc\u200c\u062e\u0648\u0627\u0647\u06cc\u062f \u062f\u0631 \u0647\u0646\u06af\u0627\u0645 \u0628\u0627\u0632\u06cc\u0627\u0628\u06cc \u062f\u0627\u062f\u0647\u200c\u0647\u0627 \u062b\u0628\u0627\u062a \u062d\u0631\u0648\u0641 \u0631\u0627 \u062a\u0636\u0645\u06cc\u0646 \u06a9\u0646\u06cc\u062f\u060c \u0645\u06cc\u200c\u062a\u0648\u0627\u0646 \u0627\u0632 \u0647\u0631 \u062f\u0648 \u0639\u0645\u0644\u06a9\u0631\u062f \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0631\u062f.<\/p>\n<p>\u06cc\u06a9\u06cc \u062f\u06cc\u06af\u0631 \u0627\u0632 \u062a\u0627\u0628\u0639 \u0647\u0627\u06cc \u0645\u0641\u06cc\u062f \u062f\u0633\u062a\u06a9\u0627\u0631\u06cc \u0631\u0634\u062a\u0647\u060c CONCAT \u0627\u0633\u062a \u06a9\u0647 \u0686\u0646\u062f\u06cc\u0646 \u0622\u0631\u06af\u0648\u0645\u0627\u0646 \u0631\u0627 \u06a9\u0647 \u0645\u0642\u0627\u062f\u06cc\u0631 \u0645\u062a\u0646\u06cc \u0631\u0627 \u062f\u0631 \u062e\u0648\u062f \u0646\u06af\u0647 \u0645\u06cc \u062f\u0627\u0631\u0646\u062f\u060c \u0645\u06cc \u06af\u06cc\u0631\u062f \u0648 \u0622\u0646\u0647\u0627 \u0631\u0627 \u06a9\u0646\u0627\u0631 \u0647\u0645 \u0642\u0631\u0627\u0631 \u0645\u06cc \u062f\u0647\u062f. \u0633\u0639\u06cc \u06a9\u0646\u06cc\u062f \u0646\u0648\u06cc\u0633\u0646\u062f\u06af\u0627\u0646 \u0648 \u0639\u0646\u0627\u0648\u06cc\u0646 \u06a9\u062a\u0627\u0628 \u0631\u0627 \u062f\u0631 \u06cc\u06a9 \u0633\u062a\u0648\u0646 \u0648\u0627\u062d\u062f \u0628\u0627\u0632\u06cc\u0627\u0628\u06cc \u06a9\u0646\u06cc\u062f. \u0628\u0631\u0627\u06cc \u0627\u06cc\u0646 \u06a9\u0627\u0631 \u0639\u0628\u0627\u0631\u062a \u0632\u06cc\u0631 \u0631\u0627 \u0627\u062c\u0631\u0627 \u06a9\u0646\u06cc\u062f:<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-sql\" data-lang=\"SQL\"><code>SELECT CONCAT(author, ': ', title) AS full_title FROM inventory;\r\n<\/code><\/pre>\n<\/div>\n<p>\u0627\u06cc\u0646 \u062f\u0633\u062a\u0648\u0631 \u062e\u0631\u0648\u062c\u06cc \u0632\u06cc\u0631 \u0631\u0627 \u0628\u0631\u0645\u06cc \u06af\u0631\u062f\u0627\u0646\u062f:<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-plain\" data-lang=\"Plain Text\">Output\r\n+------------------------------------------------+\r\n| full_title |\r\n+------------------------------------------------+\r\n| Oscar Wilde: The Picture of Dorian Gray |\r\n| Jane Austen: Pride and Prejudice |\r\n| Herbert George Wells: The Time Machine |\r\n| Mary Shelley: Frankenstein |\r\n| Mark Twain: The Adventures of Huckleberry Finn |\r\n+------------------------------------------------+\r\n5 rows in set (0.001 sec)<\/pre>\n<\/div>\n<p>\u062a\u0627\u0628\u0639 CONCAT \u0686\u0646\u062f\u06cc\u0646 \u0631\u0634\u062a\u0647 \u0631\u0627 \u0628\u0647 \u0647\u0645 \u0645\u062a\u0635\u0644 \u06a9\u0631\u062f \u0648 \u0628\u0627 \u0633\u0647 \u0622\u0631\u06af\u0648\u0645\u0627\u0646 \u0627\u062c\u0631\u0627 \u0634\u062f. \u0627\u0648\u0644\u06cc\u0646 \u0645\u0648\u0631\u062f\u060c \u0646\u0648\u06cc\u0633\u0646\u062f\u0647\u060c \u0628\u0647 \u0633\u062a\u0648\u0646 \u0646\u0648\u06cc\u0633\u0646\u062f\u0647 \u062d\u0627\u0648\u06cc \u0646\u0627\u0645 \u0646\u0648\u06cc\u0633\u0646\u062f\u0647 \u0627\u0634\u0627\u0631\u0647 \u062f\u0627\u0631\u062f. \u062f\u0648\u0645\u06cc\u060c :\u060c \u06cc\u06a9 \u0645\u0642\u062f\u0627\u0631 \u0631\u0634\u062a\u0647 \u062f\u0644\u062e\u0648\u0627\u0647 \u0628\u0631\u0627\u06cc \u0645\u062d\u062f\u0648\u062f \u06a9\u0631\u062f\u0646 \u0646\u0648\u06cc\u0633\u0646\u062f\u06af\u0627\u0646 \u0648 \u0639\u0646\u0627\u0648\u06cc\u0646 \u06a9\u062a\u0627\u0628 \u0628\u0627 \u062f\u0648 \u0646\u0642\u0637\u0647 \u0627\u0633\u062a. \u0622\u062e\u0631\u06cc\u0646 \u0645\u0648\u0631\u062f\u060c \u0639\u0646\u0648\u0627\u0646\u060c \u0628\u0647 \u0633\u062a\u0648\u0646\u06cc \u0627\u0634\u0627\u0631\u0647 \u062f\u0627\u0631\u062f \u06a9\u0647 \u0639\u0646\u0627\u0648\u06cc\u0646 \u06a9\u062a\u0627\u0628 \u0631\u0627 \u062f\u0631 \u062e\u0648\u062f \u062f\u0627\u0631\u062f.<\/p>\n<p>\u062f\u0631 \u0646\u062a\u06cc\u062c\u0647 \u0627\u06cc\u0646 \u067e\u0631\u0633 \u0648 \u062c\u0648\u060c \u0646\u0648\u06cc\u0633\u0646\u062f\u06af\u0627\u0646 \u0648 \u0639\u0646\u0627\u0648\u06cc\u0646 \u062f\u0631 \u06cc\u06a9 \u0633\u062a\u0648\u0646 \u0645\u0648\u0642\u062a \u0628\u0647 \u0646\u0627\u0645 full_title \u0628\u0627\u0632\u06af\u0631\u062f\u0627\u0646\u062f\u0647 \u0645\u06cc \u0634\u0648\u0646\u062f \u06a9\u0647 \u0645\u0633\u062a\u0642\u06cc\u0645\u0627\u064b \u062a\u0648\u0633\u0637 \u0645\u0648\u062a\u0648\u0631 \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0628\u0647 \u0647\u0645 \u0645\u062a\u0635\u0644 \u0645\u06cc \u0634\u0648\u0646\u062f.<\/p>\n<p>\u0633\u0627\u06cc\u0631 \u062a\u0648\u0627\u0628\u0639 \u0631\u0634\u062a\u0647 \u0627\u06cc \u06a9\u0647 \u062f\u0631 MySQL \u062a\u0639\u0628\u06cc\u0647 \u0634\u062f\u0647 \u0627\u0646\u062f \u0639\u0628\u0627\u0631\u062a\u0646\u062f \u0627\u0632 \u062a\u0648\u0627\u0628\u0639\u06cc \u0628\u0631\u0627\u06cc \u062c\u0633\u062a\u062c\u0648 \u0648 \u062c\u0627\u06cc\u06af\u0632\u06cc\u0646\u06cc \u0631\u0634\u062a\u0647 \u0647\u0627\u060c \u0628\u0627\u0632\u06cc\u0627\u0628\u06cc \u0632\u06cc\u0631 \u0631\u0634\u062a\u0647 \u0647\u0627\u060c padding \u0648 trimming \u0645\u0642\u0627\u062f\u06cc\u0631 \u0631\u0634\u062a\u0647\u060c \u0648 \u0627\u0639\u0645\u0627\u0644 \u0639\u0628\u0627\u0631\u0627\u062a \u0645\u0646\u0638\u0645 \u0648 \u063a\u06cc\u0631\u0647. \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u062f\u0631 \u0622\u0645\u0648\u0632\u0634 \u0646\u062d\u0648\u0647 \u062f\u0633\u062a\u06a9\u0627\u0631\u06cc \u062f\u0627\u062f\u0647 \u0647\u0627 \u0628\u0627 \u062a\u0648\u0627\u0628\u0639 CAST \u0648 \u0639\u0628\u0627\u0631\u0627\u062a \u0627\u0644\u062d\u0627\u0642\u06cc \u062f\u0631 SQL \u062f\u0631\u0628\u0627\u0631\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u062a\u0648\u0627\u0628\u0639 SQL \u0628\u0631\u0627\u06cc \u0627\u0644\u062d\u0627\u0642 \u0686\u0646\u062f\u06cc\u0646 \u0645\u0642\u062f\u0627\u0631 \u0628\u06cc\u0634\u062a\u0631 \u0628\u062f\u0627\u0646\u06cc\u062f. \u0647\u0645\u0686\u0646\u06cc\u0646 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u0628\u0647 \u062a\u0648\u0627\u0628\u0639 \u0648 \u0639\u0645\u0644\u06af\u0631\u0647\u0627\u06cc \u0631\u0634\u062a\u0647 \u0627\u06cc \u062f\u0631 \u0645\u0633\u062a\u0646\u062f\u0627\u062a MySQL \u0645\u0631\u0627\u062c\u0639\u0647 \u06a9\u0646\u06cc\u062f.<\/p>\n<p>\u062f\u0631 \u0628\u062e\u0634 \u0628\u0639\u062f\u06cc\u060c \u0627\u0632 \u062a\u0648\u0627\u0628\u0639 SQL \u0628\u0631\u0627\u06cc \u062f\u0633\u062a\u06a9\u0627\u0631\u06cc \u062a\u0627\u0631\u06cc\u062e \u0647\u0627 \u0627\u0632 \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u062e\u0648\u0627\u0647\u06cc\u062f \u06a9\u0631\u062f.<\/p>\n<h2 id=\"%d8%a7%d8%b3%d8%aa%d9%81%d8%a7%d8%af%d9%87-%d8%a7%d8%b2-%d8%aa%d9%88%d8%a7%d8%a8%d8%b9-%d8%aa%d8%a7%d8%b1%db%8c%d8%ae-%d9%88-%d8%b2%d9%85%d8%a7%d9%86\">\u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u062a\u0648\u0627\u0628\u0639 \u062a\u0627\u0631\u06cc\u062e \u0648 \u0632\u0645\u0627\u0646<\/h2>\n<p>\u062a\u0648\u0627\u0628\u0639 \u062a\u0627\u0631\u06cc\u062e \u0648 \u0632\u0645\u0627\u0646 \u062f\u0631 SQL \u0634\u0645\u0627 \u0631\u0627 \u0642\u0627\u062f\u0631 \u0645\u06cc\u200c\u0633\u0627\u0632\u062f \u06a9\u0647 \u0645\u0642\u0627\u062f\u06cc\u0631 \u0630\u062e\u06cc\u0631\u0647 \u0634\u062f\u0647 \u062f\u0631 \u0633\u062a\u0648\u0646\u200c\u0647\u0627\u06cc\u06cc \u0631\u0627 \u06a9\u0647 \u062a\u0627\u0631\u06cc\u062e \u0648 \u0645\u064f\u0647\u0631\u0647\u0627\u06cc \u0632\u0645\u0627\u0646\u06cc \u0631\u0627 \u062f\u0631 \u062e\u0648\u062f \u0646\u06af\u0647 \u0645\u06cc\u200c\u062f\u0627\u0631\u0646\u062f\u060c \u0647\u0646\u06af\u0627\u0645 \u067e\u0631\u062f\u0627\u0632\u0634 \u062f\u0631\u062e\u0648\u0627\u0633\u062a SQL \u062f\u0633\u062a\u06a9\u0627\u0631\u06cc \u06a9\u0646\u06cc\u062f. \u0645\u06cc \u062a\u0648\u0627\u0646 \u0627\u0632 \u0622\u0646\u0647\u0627 \u0628\u0631\u0627\u06cc \u0627\u0633\u062a\u062e\u0631\u0627\u062c \u0628\u062e\u0634 \u0647\u0627\u06cc\u06cc \u0627\u0632 \u0627\u0637\u0644\u0627\u0639\u0627\u062a \u062a\u0627\u0631\u06cc\u062e\u060c \u0627\u0646\u062c\u0627\u0645 \u0645\u062d\u0627\u0633\u0628\u0627\u062a \u062a\u0627\u0631\u06cc\u062e\u060c \u06cc\u0627 \u0642\u0627\u0644\u0628 \u0628\u0646\u062f\u06cc \u062a\u0627\u0631\u06cc\u062e \u0647\u0627 \u0648 \u0645\u064f\u0647\u0631\u0647\u0627\u06cc \u0632\u0645\u0627\u0646\u06cc \u062f\u0631 \u0642\u0627\u0644\u0628 \u0647\u0627\u06cc \u062e\u0631\u0648\u062c\u06cc \u0645\u0648\u0631\u062f \u0646\u06cc\u0627\u0632 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0631\u062f.<\/p>\n<p>\u0641\u0631\u0636 \u06a9\u0646\u06cc\u062f \u0628\u0627\u06cc\u062f \u062a\u0627\u0631\u06cc\u062e \u0645\u0639\u0631\u0641\u06cc \u06a9\u062a\u0627\u0628 \u0631\u0627 \u0628\u0647 \u0637\u0648\u0631 \u062c\u062f\u0627\u06af\u0627\u0646\u0647 \u0628\u0647 \u0633\u0627\u0644\u060c \u0645\u0627\u0647 \u0648 \u0631\u0648\u0632 \u062a\u0642\u0633\u06cc\u0645 \u06a9\u0646\u06cc\u062f \u0628\u0647 \u062c\u0627\u06cc \u0627\u06cc\u0646\u06a9\u0647 \u06cc\u06a9 \u0633\u062a\u0648\u0646 \u062a\u0627\u0631\u06cc\u062e \u062f\u0631 \u062e\u0631\u0648\u062c\u06cc \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u06cc\u062f.<\/p>\n<p>\u0633\u0639\u06cc \u06a9\u0646\u06cc\u062f \u062f\u0633\u062a\u0648\u0631 \u0632\u06cc\u0631 \u0631\u0627 \u0627\u062c\u0631\u0627 \u06a9\u0646\u06cc\u062f:<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-sql\" data-lang=\"SQL\"><code>SELECT introduction_date, YEAR(introduction_date) as year, MONTH(introduction_date) as month, DAY(introduction_date) as day FROM inventory;\r\n<\/code><\/pre>\n<\/div>\n<p>\u062e\u0631\u0648\u062c\u06cc \u0645\u0634\u0627\u0628\u0647 \u0632\u06cc\u0631 \u0631\u0627 \u062e\u0648\u0627\u0647\u06cc\u062f \u062f\u06cc\u062f:<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-plain\" data-lang=\"Plain Text\"><code>Output\r\n+-------------------+------+-------+------+\r\n| introduction_date | year | month | day |\r\n+-------------------+------+-------+------+\r\n| 2022-10-01 | 2022 | 10 | 1 |\r\n| 2022-10-04 | 2022 | 10 | 4 |\r\n| 2022-09-23 | 2022 | 9 | 23 |\r\n| 2022-07-23 | 2022 | 7 | 23 |\r\n| 2022-10-01 | 2022 | 10 | 1 |\r\n+-------------------+------+-------+------+\r\n5 rows in set (0.000 sec)<\/code><\/pre>\n<\/div>\n<p>\u0627\u06cc\u0646 \u062f\u0633\u062a\u0648\u0631 SQL \u0627\u0632 \u0633\u0647 \u062a\u0627\u0628\u0639 \u062c\u062f\u0627\u06af\u0627\u0646\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u06a9\u0646\u062f: YEAR\u060c MONTH\u060c \u0648 DAY. \u0647\u0631 \u062a\u0627\u0628\u0639 \u0646\u0627\u0645 \u0633\u062a\u0648\u0646 \u0631\u0627 \u0645\u06cc \u06af\u06cc\u0631\u062f \u06a9\u0647 \u062f\u0631 \u0622\u0646 \u062a\u0627\u0631\u06cc\u062e \u0647\u0627 \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0622\u0631\u06af\u0648\u0645\u0627\u0646 \u0630\u062e\u06cc\u0631\u0647 \u0645\u06cc \u0634\u0648\u0646\u062f \u0648 \u0641\u0642\u0637 \u06cc\u06a9 \u0642\u0633\u0645\u062a \u0627\u0632 \u062a\u0627\u0631\u06cc\u062e \u06a9\u0627\u0645\u0644 \u0631\u0627 \u0627\u0633\u062a\u062e\u0631\u0627\u062c \u0645\u06cc \u06a9\u0646\u062f: \u0628\u0647 \u062a\u0631\u062a\u06cc\u0628 \u06cc\u06a9 \u0633\u0627\u0644\u060c \u06cc\u06a9 \u0645\u0627\u0647 \u06cc\u0627 \u06cc\u06a9 \u0631\u0648\u0632. \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0627\u06cc\u0646 \u062a\u0648\u0627\u0628\u0639\u060c \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u0628\u0647 \u062a\u06a9 \u062a\u06a9 \u0642\u0637\u0639\u0627\u062a \u062a\u0627\u0631\u06cc\u062e \u062f\u0631 \u067e\u0631\u0633 \u0648 \u062c\u0648\u0647\u0627\u06cc SQL \u062f\u0633\u062a\u0631\u0633\u06cc \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u06cc\u062f.<\/p>\n<p>\u06cc\u06a9\u06cc \u062f\u06cc\u06af\u0631 \u0627\u0632 \u0639\u0645\u0644\u06a9\u0631\u062f\u0647\u0627\u06cc \u0645\u0641\u06cc\u062f \u0628\u0631\u0627\u06cc \u062f\u0633\u062a\u06a9\u0627\u0631\u06cc \u062a\u0627\u0631\u06cc\u062e\u060c DATEDIFF \u0627\u0633\u062a \u06a9\u0647 \u0628\u0647 \u0634\u0645\u0627 \u0627\u0645\u06a9\u0627\u0646 \u0645\u06cc \u062f\u0647\u062f \u062a\u0639\u062f\u0627\u062f \u0631\u0648\u0632\u0647\u0627\u06cc \u0628\u06cc\u0646 \u062f\u0648 \u062a\u0627\u0631\u06cc\u062e \u0631\u0627 \u0628\u0627\u0632\u06cc\u0627\u0628\u06cc \u06a9\u0646\u06cc\u062f. \u0627\u06a9\u0646\u0648\u0646\u060c \u0628\u0631\u0631\u0633\u06cc \u06a9\u0646\u06cc\u062f \u06a9\u0647 \u0628\u06cc\u0646 \u062a\u0627\u0631\u06cc\u062e \u0645\u0639\u0631\u0641\u06cc \u0647\u0631 \u06a9\u062a\u0627\u0628 \u0648 \u062a\u0627\u0631\u06cc\u062e \u0641\u0639\u0644\u06cc \u0686\u0646\u062f \u0631\u0648\u0632 \u06af\u0630\u0634\u062a\u0647 \u0627\u0633\u062a.<\/p>\n<p>\u06a9\u0648\u0626\u0631\u06cc \u0632\u06cc\u0631 \u0631\u0627 \u0627\u062c\u0631\u0627 \u06a9\u0646\u06cc\u062f:<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-sql\" data-lang=\"SQL\"><code>SELECT introduction_date, DATEDIFF(introduction_date, CURRENT_DATE()) AS days_since FROM inventory;\r\n<\/code><\/pre>\n<\/div>\n<p>\u062e\u0631\u0648\u062c\u06cc \u0632\u06cc\u0631 \u0631\u0648\u06cc \u0635\u0641\u062d\u0647 \u0686\u0627\u067e \u0645\u06cc \u0634\u0648\u062f:<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-plain\" data-lang=\"Plain Text\"><code>Output\r\n+-------------------+------------+\r\n| introduction_date | days_since |\r\n+-------------------+------------+\r\n| 2022-10-01 | -30 |\r\n| 2022-10-04 | -27 |\r\n| 2022-09-23 | -38 |\r\n| 2022-07-23 | -100 |\r\n| 2022-10-01 | -30 |\r\n+-------------------+------------+\r\n5 rows in set (0.000 sec)<\/code><\/pre>\n<\/div>\n<p>\u062a\u0627\u0628\u0639 DATEDIFF \u062f\u0648 \u0622\u0631\u06af\u0648\u0645\u0627\u0646 \u0645\u06cc \u06af\u06cc\u0631\u062f: \u062a\u0627\u0631\u06cc\u062e \u0634\u0631\u0648\u0639 \u0648 \u062a\u0627\u0631\u06cc\u062e \u067e\u0627\u06cc\u0627\u0646. \u062a\u0627\u0628\u0639 DATEDIFF \u062a\u0639\u062f\u0627\u062f \u0631\u0648\u0632\u0647\u0627\u06cc\u06cc \u0631\u0627 \u06a9\u0647 \u0627\u06cc\u0646 \u062f\u0648 \u0646\u0642\u0637\u0647 \u0631\u0627 \u0627\u0632 \u0647\u0645 \u062c\u062f\u0627 \u0645\u06cc \u06a9\u0646\u0646\u062f \u0645\u062d\u0627\u0633\u0628\u0647 \u0645\u06cc \u06a9\u0646\u062f. \u0627\u06af\u0631 \u062a\u0627\u0631\u06cc\u062e \u067e\u0627\u06cc\u0627\u0646 \u0632\u0648\u062f\u062a\u0631 \u0628\u0627\u0634\u062f\u060c \u0646\u062a\u06cc\u062c\u0647 \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a \u06cc\u06a9 \u0639\u062f\u062f \u0645\u0646\u0641\u06cc \u0628\u0627\u0634\u062f. \u062f\u0631 \u0627\u06cc\u0646 \u0645\u062b\u0627\u0644\u060c \u0627\u0648\u0644\u06cc\u0646 \u0622\u0631\u06af\u0648\u0645\u0627\u0646 \u0646\u0627\u0645 \u0633\u062a\u0648\u0646 introduction_date \u0627\u0633\u062a \u06a9\u0647 \u062a\u0627\u0631\u06cc\u062e \u0647\u0627 \u0631\u0627 \u062f\u0631 \u062c\u062f\u0648\u0644 \u0645\u0648\u062c\u0648\u062f\u06cc \u0646\u06af\u0647 \u0645\u06cc \u062f\u0627\u0631\u062f. \u0622\u0631\u06af\u0648\u0645\u0627\u0646 \u062f\u0648\u0645 \u062a\u0627\u0628\u0639 \u062f\u06cc\u06af\u0631\u06cc \u0628\u0647 \u0646\u0627\u0645 CURRENT_DATE \u0627\u0633\u062a \u06a9\u0647 \u062a\u0627\u0631\u06cc\u062e \u0641\u0639\u0644\u06cc \u0633\u06cc\u0633\u062a\u0645 \u0631\u0627 \u0646\u0634\u0627\u0646 \u0645\u06cc \u062f\u0647\u062f. \u0627\u062c\u0631\u0627\u06cc \u0627\u06cc\u0646 \u06a9\u0648\u0626\u0631\u06cc \u062a\u0639\u062f\u0627\u062f \u0631\u0648\u0632\u0647\u0627\u06cc \u0628\u06cc\u0646 \u0627\u06cc\u0646 \u062f\u0648 \u0646\u0642\u0637\u0647 \u062f\u0631 \u0632\u0645\u0627\u0646 \u0631\u0627 \u0628\u0627\u0632\u06cc\u0627\u0628\u06cc \u0645\u06cc \u06a9\u0646\u062f \u0648 \u0646\u062a\u0627\u06cc\u062c \u0631\u0627 \u062f\u0631 \u0633\u062a\u0648\u0646 \u0645\u0648\u0642\u062a days_since \u0642\u0631\u0627\u0631 \u0645\u06cc \u062f\u0647\u062f.<\/p>\n<p><span style=\"color: #ff0000;\">\u062a\u0648\u062c\u0647: DATEDIFF \u0628\u062e\u0634\u06cc \u0627\u0632 \u0645\u062c\u0645\u0648\u0639\u0647 \u062a\u0648\u0627\u0628\u0639 \u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f \u0631\u0633\u0645\u06cc SQL \u0646\u06cc\u0633\u062a. \u062f\u0631 \u062d\u0627\u0644\u06cc \u06a9\u0647 \u0628\u0633\u06cc\u0627\u0631\u06cc \u0627\u0632 \u067e\u0627\u06cc\u06af\u0627\u0647 \u0647\u0627\u06cc \u062f\u0627\u062f\u0647 \u0627\u0632 \u0627\u06cc\u0646 \u0639\u0645\u0644\u06a9\u0631\u062f \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u0645\u06cc \u06a9\u0646\u0646\u062f\u060c \u0646\u062d\u0648 \u0627\u063a\u0644\u0628 \u0628\u06cc\u0646 \u0645\u0648\u062a\u0648\u0631\u0647\u0627\u06cc \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0645\u062e\u062a\u0644\u0641 \u0645\u062a\u0641\u0627\u0648\u062a \u0627\u0633\u062a. \u0627\u06cc\u0646 \u0645\u062b\u0627\u0644 \u0627\u0632 \u0633\u06cc\u0646\u062a\u06a9\u0633 \u0628\u0648\u0645\u06cc MySQL \u067e\u06cc\u0631\u0648\u06cc \u0645\u06cc \u06a9\u0646\u062f.<\/span><\/p>\n<p>\u0633\u0627\u06cc\u0631 \u062a\u0648\u0627\u0628\u0639 \u062f\u0633\u062a\u06a9\u0627\u0631\u06cc \u062a\u0627\u0631\u06cc\u062e \u06a9\u0647 \u062f\u0631 MySQL \u062a\u0639\u0628\u06cc\u0647 \u0634\u062f\u0647 \u0627\u0633\u062a \u0639\u0628\u0627\u0631\u062a\u0646\u062f \u0627\u0632 \u0627\u0641\u0632\u0648\u062f\u0646 \u0648 \u062a\u0641\u0631\u06cc\u0642 \u0641\u0648\u0627\u0635\u0644 \u0632\u0645\u0627\u0646\u06cc \u0648 \u062a\u0627\u0631\u06cc\u062e\u060c \u0642\u0627\u0644\u0628\u200c\u0628\u0646\u062f\u06cc \u062a\u0627\u0631\u06cc\u062e \u0628\u0631\u0627\u06cc \u0642\u0627\u0644\u0628\u200c\u0647\u0627\u06cc \u0645\u062e\u062a\u0644\u0641 \u0632\u0628\u0627\u0646\u060c \u0628\u0627\u0632\u06cc\u0627\u0628\u06cc \u0646\u0627\u0645 \u0631\u0648\u0632 \u0648 \u0645\u0627\u0647\u060c \u06cc\u0627 \u0627\u06cc\u062c\u0627\u062f \u0645\u0642\u0627\u062f\u06cc\u0631 \u062c\u062f\u06cc\u062f \u062a\u0627\u0631\u06cc\u062e. \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u062f\u0631 \u0622\u0645\u0648\u0632\u0634 \u0646\u062d\u0648\u0647 \u06a9\u0627\u0631 \u0628\u0627 \u062a\u0627\u0631\u06cc\u062e \u0648 \u0632\u0645\u0627\u0646 \u062f\u0631 SQL \u062f\u0631\u0628\u0627\u0631\u0647 \u06a9\u0627\u0631 \u0628\u0627 \u062a\u0627\u0631\u06cc\u062e \u0647\u0627 \u062f\u0631 SQL \u0627\u0637\u0644\u0627\u0639\u0627\u062a \u0628\u06cc\u0634\u062a\u0631\u06cc \u06a9\u0633\u0628 \u06a9\u0646\u06cc\u062f. \u0647\u0645\u0686\u0646\u06cc\u0646 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u0628\u0647 \u062a\u0648\u0627\u0628\u0639 \u062a\u0627\u0631\u06cc\u062e \u0648 \u0632\u0645\u0627\u0646 \u062f\u0631 \u0645\u0633\u062a\u0646\u062f\u0627\u062a MySQL \u0645\u0631\u0627\u062c\u0639\u0647 \u06a9\u0646\u06cc\u062f.<\/p>\n<p>\u062f\u0631 \u0628\u062e\u0634 \u0628\u0639\u062f\u06cc\u060c \u0646\u062d\u0648\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u062a\u0648\u0627\u0628\u0639 \u062c\u0645\u0639 \u0631\u0627 \u06cc\u0627\u062f \u062e\u0648\u0627\u0647\u06cc\u062f \u06af\u0631\u0641\u062a.<\/p>\n<h2 id=\"%d8%a7%d8%b3%d8%aa%d9%81%d8%a7%d8%af%d9%87-%d8%a7%d8%b2-%d8%aa%d9%88%d8%a7%d8%a8%d8%b9-%d8%ac%d9%85%d8%b9\">\u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u062a\u0648\u0627\u0628\u0639 \u062c\u0645\u0639<\/h2>\n<p>\u062f\u0631 \u062a\u0645\u0627\u0645 \u0645\u062b\u0627\u0644\u200c\u0647\u0627\u06cc \u0642\u0628\u0644\u06cc\u060c \u0627\u0632 \u062a\u0648\u0627\u0628\u0639 SQL \u0628\u0631\u0627\u06cc \u0627\u0639\u0645\u0627\u0644 \u062a\u0628\u062f\u06cc\u0644 \u06cc\u0627 \u0645\u062d\u0627\u0633\u0628\u0627\u062a \u0628\u0631 \u0631\u0648\u06cc \u0645\u0642\u0627\u062f\u06cc\u0631 \u0633\u062a\u0648\u0646\u200c\u0647\u0627\u06cc \u0645\u0646\u0641\u0631\u062f \u062f\u0631 \u06cc\u06a9 \u0631\u062f\u06cc\u0641 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0631\u062f\u06cc\u062f\u060c \u06a9\u0647 \u0646\u0634\u0627\u0646\u200c\u062f\u0647\u0646\u062f\u0647 \u06cc\u06a9 \u06a9\u062a\u0627\u0628 \u062f\u0631 \u06cc\u06a9 \u06a9\u062a\u0627\u0628\u0641\u0631\u0648\u0634\u06cc \u0627\u0633\u062a. SQL \u0631\u0627\u0647\u06cc \u0628\u0631\u0627\u06cc \u0627\u0646\u062c\u0627\u0645 \u0645\u062d\u0627\u0633\u0628\u0627\u062a \u0631\u06cc\u0627\u0636\u06cc \u062f\u0631 \u0686\u0646\u062f\u06cc\u0646 \u0631\u062f\u06cc\u0641 \u0641\u0631\u0627\u0647\u0645 \u0645\u06cc \u06a9\u0646\u062f \u062a\u0627 \u0628\u0647 \u0634\u0645\u0627 \u06a9\u0645\u06a9 \u06a9\u0646\u062f \u0627\u0637\u0644\u0627\u0639\u0627\u062a \u062c\u0645\u0639\u06cc \u062f\u0631\u0628\u0627\u0631\u0647 \u06a9\u0644 \u0645\u062c\u0645\u0648\u0639\u0647 \u062f\u0627\u062f\u0647 \u0631\u0627 \u067e\u06cc\u062f\u0627 \u06a9\u0646\u06cc\u062f.<\/p>\n<ul>\n<li>\u062a\u0648\u0627\u0628\u0639 \u062c\u0645\u0639 \u0627\u0648\u0644\u06cc\u0647 \u062f\u0631 SQL \u0634\u0627\u0645\u0644 \u0645\u0648\u0627\u0631\u062f \u0632\u06cc\u0631 \u0627\u0633\u062a:<\/li>\n<li>AVG \u0628\u0631\u0627\u06cc \u0645\u06cc\u0627\u0646\u06af\u06cc\u0646 \u0645\u0642\u0627\u062f\u06cc\u0631\u06cc \u06a9\u0647 \u0645\u062d\u0627\u0633\u0628\u0627\u062a \u0631\u0648\u06cc \u0622\u0646\u0647\u0627 \u0627\u0646\u062c\u0627\u0645 \u0645\u06cc \u0634\u0648\u062f.<\/li>\n<li>COUNT \u0628\u0631\u0627\u06cc \u062a\u0639\u062f\u0627\u062f \u0645\u0642\u0627\u062f\u06cc\u0631\u06cc \u06a9\u0647 \u0645\u062d\u0627\u0633\u0628\u0627\u062a \u0631\u0648\u06cc \u0622\u0646\u0647\u0627 \u0627\u0646\u062c\u0627\u0645 \u0645\u06cc \u0634\u0648\u062f.<\/li>\n<li>MAX \u0628\u0631\u0627\u06cc \u062d\u062f\u0627\u06a9\u062b\u0631 \u0645\u0642\u062f\u0627\u0631.<\/li>\n<li>MIN \u0628\u0631\u0627\u06cc \u062d\u062f\u0627\u0642\u0644 \u0645\u0642\u062f\u0627\u0631.<\/li>\n<li>SUM \u0628\u0631\u0627\u06cc \u0645\u062c\u0645\u0648\u0639 \u0647\u0645\u0647 \u0645\u0642\u0627\u062f\u06cc\u0631.<\/li>\n<\/ul>\n<p>\u0634\u0645\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u0686\u0646\u062f\u06cc\u0646 \u062a\u0627\u0628\u0639 \u062c\u0645\u0639 \u0631\u0627 \u062f\u0631 \u067e\u0631\u0633 \u0648 \u062c\u0648\u06cc SELECT \u062e\u0648\u062f \u0628\u06af\u0646\u062c\u0627\u0646\u06cc\u062f. \u062a\u0635\u0648\u0631 \u06a9\u0646\u06cc\u062f \u0645\u06cc\u200c\u062e\u0648\u0627\u0647\u06cc\u062f \u062a\u0639\u062f\u0627\u062f \u06a9\u062a\u0627\u0628\u200c\u0647\u0627\u06cc \u0641\u0647\u0631\u0633\u062a \u0634\u062f\u0647 \u062f\u0631 \u06a9\u062a\u0627\u0628\u200c\u0641\u0631\u0648\u0634\u06cc\u060c \u062d\u062f\u0627\u06a9\u062b\u0631 \u0642\u06cc\u0645\u062a \u0647\u0631 \u06a9\u062a\u0627\u0628 \u0645\u0648\u062c\u0648\u062f \u0648 \u0645\u06cc\u0627\u0646\u06af\u06cc\u0646 \u0642\u06cc\u0645\u062a \u0631\u0627 \u062f\u0631 \u06a9\u0644 \u06a9\u0627\u062a\u0627\u0644\u0648\u06af \u0628\u0631\u0631\u0633\u06cc \u06a9\u0646\u06cc\u062f. \u0628\u0631\u0627\u06cc \u0627\u0646\u062c\u0627\u0645 \u0627\u06cc\u0646 \u06a9\u0627\u0631\u060c \u0639\u0628\u0627\u0631\u062a \u0632\u06cc\u0631 \u0631\u0627 \u0627\u062c\u0631\u0627 \u06a9\u0646\u06cc\u062f:<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-sql\" data-lang=\"SQL\"><code>SELECT COUNT(title) AS count, MAX(price) AS max_price, AVG(price) AS avg_price FROM inventory;\r\n<\/code><\/pre>\n<\/div>\n<p>\u0627\u06cc\u0646 \u062f\u0633\u062a\u0648\u0631 \u062e\u0631\u0648\u062c\u06cc \u0632\u06cc\u0631 \u0631\u0627 \u0628\u0631\u0645\u06cc \u06af\u0631\u062f\u0627\u0646\u062f:<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-plain\" data-lang=\"Plain Text\"><code>Output\r\n+-------+-----------+-----------+\r\n| count | max_price | avg_price |\r\n+-------+-----------+-----------+\r\n| 5 | 42.13 | 25.106000 |\r\n+-------+-----------+-----------+\r\n1 row in set (0.001 sec)<\/code><\/pre>\n<\/div>\n<p>\u067e\u0631\u0633 \u0648 \u062c\u0648\u06cc \u0628\u0627\u0644\u0627 \u0627\u0632 \u0633\u0647 \u062a\u0627\u0628\u0639 \u062c\u0645\u0639 \u0628\u0647 \u0637\u0648\u0631 \u0647\u0645\u0632\u0645\u0627\u0646 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u06a9\u0646\u062f. \u062a\u0627\u0628\u0639 COUNT \u0631\u062f\u06cc\u0641 \u0647\u0627\u06cc\u06cc \u0631\u0627 \u06a9\u0647 \u067e\u0631\u0633 \u0648 \u062c\u0648 \u062c\u0633\u062a\u062c\u0648 \u0645\u06cc \u06a9\u0646\u062f \u0645\u06cc \u0634\u0645\u0627\u0631\u062f. \u062f\u0631 \u0627\u06cc\u0646 \u0645\u062b\u0627\u0644\u060c \u0639\u0646\u0648\u0627\u0646 \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0622\u0631\u06af\u0648\u0645\u0627\u0646 \u0627\u0631\u0633\u0627\u0644 \u0645\u06cc\u200c\u0634\u0648\u062f\u060c \u0627\u0645\u0627 \u0627\u0632 \u0622\u0646\u062c\u0627\u06cc\u06cc \u06a9\u0647 \u062a\u0639\u062f\u0627\u062f \u0631\u062f\u06cc\u0641\u200c\u0647\u0627 \u0628\u0631\u0627\u06cc \u0647\u0631 \u0633\u062a\u0648\u0646 \u0639\u0644\u0627\u0645\u062a\u200c\u06af\u0630\u0627\u0631\u06cc \u0634\u062f\u0647 \u06cc\u06a9\u0633\u0627\u0646 \u062e\u0648\u0627\u0647\u062f \u0628\u0648\u062f\u060c \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u062f \u0627\u0632 \u0647\u0631 \u0646\u0627\u0645 \u0633\u062a\u0648\u0646 \u062f\u06cc\u06af\u0631\u06cc \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0622\u0631\u06af\u0648\u0645\u0627\u0646 \u062a\u0627\u0628\u0639 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f. \u062a\u0627\u0628\u0639 MAX \u062d\u062f\u0627\u06a9\u062b\u0631 \u0645\u0642\u062f\u0627\u0631 \u0631\u0627 \u0627\u0632 \u0633\u062a\u0648\u0646 \u0642\u06cc\u0645\u062a \u0645\u062d\u0627\u0633\u0628\u0647 \u0645\u06cc \u06a9\u0646\u062f: \u062f\u0631 \u0627\u06cc\u0646\u062c\u0627\u060c \u0646\u0627\u0645 \u0633\u062a\u0648\u0646 \u0645\u0647\u0645 \u0627\u0633\u062a\u060c \u0632\u06cc\u0631\u0627 \u0645\u062d\u0627\u0633\u0628\u0647 \u0628\u0631 \u0631\u0648\u06cc \u0645\u0642\u0627\u062f\u06cc\u0631 \u0622\u0646 \u0633\u062a\u0648\u0646 \u0627\u0646\u062c\u0627\u0645 \u0645\u06cc \u0634\u0648\u062f. \u0622\u062e\u0631\u06cc\u0646 \u062a\u0627\u0628\u0639 \u062a\u0627\u0628\u0639 AVG \u0627\u0633\u062a \u06a9\u0647 \u0645\u06cc\u0627\u0646\u06af\u06cc\u0646 \u062a\u0645\u0627\u0645 \u0642\u06cc\u0645\u062a \u0647\u0627 \u0631\u0627 \u0627\u0632 \u0633\u062a\u0648\u0646 \u0642\u06cc\u0645\u062a \u0645\u062d\u0627\u0633\u0628\u0647 \u0645\u06cc \u06a9\u0646\u062f.<\/p>\n<p>\u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u062a\u0648\u0627\u0628\u0639 \u0627\u0646\u0628\u0648\u0647 \u0628\u0647 \u0627\u06cc\u0646 \u062a\u0631\u062a\u06cc\u0628 \u0645\u0646\u062c\u0631 \u0628\u0647 \u0628\u0631\u06af\u0631\u062f\u0627\u0646\u062f\u0646 \u06cc\u06a9 \u0633\u0637\u0631 \u0628\u0647 \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0628\u0627 \u0633\u062a\u0648\u0646 \u0647\u0627\u06cc \u0645\u0648\u0642\u062a\u06cc \u0645\u06cc \u0634\u0648\u062f \u06a9\u0647 \u0645\u0642\u0627\u062f\u06cc\u0631 \u0645\u062d\u0627\u0633\u0628\u0627\u062a \u0627\u0646\u0628\u0648\u0647 \u0631\u0627 \u0646\u0634\u0627\u0646 \u0645\u06cc \u062f\u0647\u062f. \u0631\u062f\u06cc\u0641 \u0647\u0627\u06cc \u0645\u0646\u0628\u0639 \u0628\u0631\u0627\u06cc \u0645\u062d\u0627\u0633\u0628\u0647 \u0628\u0647 \u0635\u0648\u0631\u062a \u062f\u0627\u062e\u0644\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u0634\u0648\u0646\u062f \u0627\u0645\u0627 \u0627\u0632 \u0637\u0631\u06cc\u0642 \u067e\u0631\u0633 \u0648 \u062c\u0648 \u0628\u0631\u06af\u0631\u062f\u0627\u0646\u062f\u0647 \u0646\u0645\u06cc \u0634\u0648\u0646\u062f. \u062f\u0631 \u0627\u06cc\u0646 \u0645\u062b\u0627\u0644\u060c \u0634\u0645\u0627 \u0627\u0632 \u062a\u0648\u0627\u0628\u0639 \u0645\u062c\u0645\u0648\u0639 \u0628\u0631\u0627\u06cc \u0645\u062d\u0627\u0633\u0628\u0647 \u0645\u0642\u0627\u062f\u06cc\u0631 \u0622\u0645\u0627\u0631\u06cc \u0627\u0632 \u06a9\u0644 \u062c\u062f\u0648\u0644 \u0645\u0648\u062c\u0648\u062f\u06cc \u0628\u0647 \u06cc\u06a9\u0628\u0627\u0631\u0647\u060c \u0628\u0627 \u062f\u0631 \u0646\u0638\u0631 \u06af\u0631\u0641\u062a\u0646 \u062a\u0645\u0627\u0645 \u0631\u062f\u06cc\u0641 \u0647\u0627 \u0628\u0631\u0627\u06cc \u062e\u0644\u0627\u0635\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0631\u062f\u06cc\u062f.<\/p>\n<p>\u0628\u0627 SQL\u060c \u0647\u0645\u0686\u0646\u06cc\u0646 \u0645\u06cc \u062a\u0648\u0627\u0646 \u0631\u062f\u06cc\u0641 \u0647\u0627\u06cc \u062c\u062f\u0648\u0644 \u0631\u0627 \u0628\u0647 \u06af\u0631\u0648\u0647 \u0647\u0627 \u062a\u0642\u0633\u06cc\u0645 \u06a9\u0631\u062f \u0648 \u0633\u067e\u0633 \u0645\u0642\u0627\u062f\u06cc\u0631 \u0645\u062c\u0645\u0648\u0639 \u0622\u0646 \u06af\u0631\u0648\u0647 \u0647\u0627 \u0631\u0627 \u0628\u0647 \u0637\u0648\u0631 \u062c\u062f\u0627\u06af\u0627\u0646\u0647 \u0645\u062d\u0627\u0633\u0628\u0647 \u06a9\u0631\u062f. \u0628\u0631\u0627\u06cc \u0645\u062b\u0627\u0644\u060c \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u062f \u0645\u06cc\u0627\u0646\u06af\u06cc\u0646 \u0642\u06cc\u0645\u062a \u06a9\u062a\u0627\u0628\u200c\u0647\u0627\u06cc \u0646\u0648\u06cc\u0633\u0646\u062f\u06af\u0627\u0646 \u0645\u062e\u062a\u0644\u0641 \u0631\u0627 \u0645\u062d\u0627\u0633\u0628\u0647 \u06a9\u0646\u06cc\u062f \u062a\u0627 \u0628\u0641\u0647\u0645\u06cc\u062f \u06a9\u062f\u0627\u0645 \u0646\u0648\u06cc\u0633\u0646\u062f\u0647 \u06af\u0631\u0627\u0646\u200c\u062a\u0631\u06cc\u0646 \u0639\u0646\u0648\u0627\u0646\u200c\u0647\u0627 \u0631\u0627 \u0645\u0646\u062a\u0634\u0631 \u06a9\u0631\u062f\u0647 \u0627\u0633\u062a. \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u062f\u0631 \u0622\u0645\u0648\u0632\u0634 \u0646\u062d\u0648\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 GROUP BY \u0648 ORDER BY \u062f\u0631 SQL \u062f\u0631\u0628\u0627\u0631\u0647 \u06af\u0631\u0648\u0647 \u0628\u0646\u062f\u06cc \u0631\u062f\u06cc\u0641 \u0647\u0627 \u0628\u0631\u0627\u06cc \u0686\u0646\u06cc\u0646 \u0645\u062d\u0627\u0633\u0628\u0627\u062a\u06cc \u0627\u0637\u0644\u0627\u0639\u0627\u062a \u0628\u06cc\u0634\u062a\u0631\u06cc \u06a9\u0633\u0628 \u06a9\u0646\u06cc\u062f. \u0647\u0645\u0686\u0646\u06cc\u0646 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u0628\u0627 \u062f\u0646\u0628\u0627\u0644 \u06a9\u0631\u062f\u0646 \u0622\u0645\u0648\u0632\u0634 \u0646\u062d\u0648\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0639\u0628\u0627\u0631\u0627\u062a \u0631\u06cc\u0627\u0636\u06cc \u0648 \u062a\u0648\u0627\u0628\u0639 \u062c\u0645\u0639 \u062f\u0631 SQL \u0628\u0647 \u062c\u0632\u0626\u06cc\u0627\u062a \u0628\u06cc\u0634\u062a\u0631 \u062f\u0631 \u0645\u0648\u0631\u062f \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u062a\u062c\u0645\u06cc\u0639 \u0647\u0627 \u0628\u067e\u0631\u062f\u0627\u0632\u06cc\u062f.<\/p>\n<h2 id=\"%d9%86%d8%aa%db%8c%d8%ac%d9%87\">\u0646\u062a\u06cc\u062c\u0647\u200c<\/h2>\n<p>\u062f\u0631 \u0627\u06cc\u0646 \u0631\u0627\u0647\u0646\u0645\u0627 \u0634\u0645\u0627 \u0628\u0627 \u0646\u062d\u0648\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u062a\u0648\u0627\u0628\u0639 \u062f\u0631 SQL \u0628\u0631\u0627\u06cc \u0627\u0646\u062c\u0627\u0645 \u0645\u062d\u0627\u0633\u0628\u0627\u062a \u0631\u0648\u06cc \u062f\u0627\u062f\u0647\u200c\u0647\u0627 \u0648 \u0627\u06cc\u062c\u0627\u062f \u067e\u0631\u0633\u200c\u0648\u062c\u0648\u0647\u0627\u06cc \u067e\u06cc\u0686\u06cc\u062f\u0647\u200c\u062a\u0631 \u0622\u0634\u0646\u0627 \u0634\u062f\u06cc\u062f. \u0627\u06cc\u0646 \u062a\u0648\u0627\u0628\u0639 \u0628\u0647 \u0634\u0645\u0627 \u06a9\u0645\u06a9 \u0645\u06cc\u200c\u06a9\u0646\u0646\u062f \u062a\u0627 \u062f\u0627\u062f\u0647\u200c\u0647\u0627 \u0631\u0627 \u0628\u0647 \u0634\u06a9\u0644\u200c\u0647\u0627\u06cc \u0645\u062e\u062a\u0644\u0641 \u062f\u0633\u062a\u06a9\u0627\u0631\u06cc \u06a9\u0631\u062f\u0647 \u0648 \u0646\u062a\u0627\u06cc\u062c \u0628\u0647\u062a\u0631\u06cc \u0628\u0647 \u062f\u0633\u062a \u0622\u0648\u0631\u06cc\u062f. \u0628\u0647 \u062e\u0627\u0637\u0631 \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u06cc\u062f \u06a9\u0647 \u0646\u062d\u0648 \u062f\u0642\u06cc\u0642 SQL \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a \u0628\u0633\u062a\u0647 \u0628\u0647 \u0646\u0648\u0639 \u0633\u06cc\u0633\u062a\u0645 \u0645\u062f\u06cc\u0631\u06cc\u062a \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 (RDBMS) \u0634\u0645\u0627 \u0645\u062a\u0641\u0627\u0648\u062a \u0628\u0627\u0634\u062f.<\/p>\n","protected":false},"excerpt":{"rendered":"\u0645\u0642\u062f\u0645\u0647 \u0647\u0646\u06af\u0627\u0645 \u06a9\u0627\u0631 \u0628\u0627 \u067e\u0627\u06cc\u06af\u0627\u0647\u200c\u0647\u0627\u06cc \u062f\u0627\u062f\u0647 \u0631\u0627\u0628\u0637\u0647\u200c\u0627\u06cc \u0648 \u0632\u0628\u0627\u0646 \u067e\u0631\u0633 \u0648 \u062c\u0648 \u0633\u0627\u062e\u062a\u0627\u0631 \u06cc\u0627\u0641\u062a\u0647 (SQL)\u060c \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u062f \u062f\u0627\u062f\u0647\u200c\u0647\u0627 \u0631\u0627&hellip;\n","protected":false},"author":1,"featured_media":16374,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_focuskw":"\u0646\u062d\u0648\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u062a\u0648\u0627\u0628\u0639 SQL","_yoast_wpseo_title":"","_yoast_wpseo_metadesc":"","_yoast_wpseo_canonical":"","_yoast_wpseo_opengraph-description":"","_yoast_wpseo_opengraph-image":"","_yoast_wpseo_twitter-description":"","_yoast_wpseo_twitter-image":"","_yoast_wpseo_focuskeywords":"","_yoast_wpseo_primary_category":"193","footnotes":""},"categories":[193,349],"tags":[403,456],"class_list":{"0":"post-16372","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-tutorials","8":"category-database","9":"tag-data-base","10":"tag-sql"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - 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