{"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\/ar\/tutorials\/how-to-use-functions-in-sqlusing-date-and-time-functions\/","title":{"rendered":"\u0643\u064a\u0641\u064a\u0629 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u062f\u0648\u0627\u0644 \u0641\u064a SQL"},"content":{"rendered":"<h2 id=\"%d9%85%d9%82%d8%af%d9%85%d9%87\">\u0645\u0642\u062f\u0645\u0629<\/h2>\n<p>\u0639\u0646\u062f \u0627\u0644\u0639\u0645\u0644 \u0645\u0639 \u0642\u0648\u0627\u0639\u062f \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0639\u0644\u0627\u0626\u0642\u064a\u0629 \u0648\u0644\u063a\u0629 \u0627\u0644\u0627\u0633\u062a\u0639\u0644\u0627\u0645\u0627\u062a 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id=\"%d9%be%db%8c%d8%b4%d9%86%db%8c%d8%a7%d8%b2%d9%87%d8%a7\">\u0627\u0644\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629<\/h5>\n<p>\u0644\u0627\u062a\u0628\u0627\u0639 \u0647\u0630\u0627 \u0627\u0644\u062f\u0644\u064a\u0644\u060c \u062a\u062d\u062a\u0627\u062c \u0625\u0644\u0649 \u062c\u0647\u0627\u0632 \u0643\u0645\u0628\u064a\u0648\u062a\u0631 \u064a\u0639\u0645\u0644 \u0628\u0646\u0638\u0627\u0645 \u0625\u062f\u0627\u0631\u0629 \u0642\u0648\u0627\u0639\u062f \u0628\u064a\u0627\u0646\u0627\u062a \u0639\u0644\u0627\u0626\u0642\u064a\u0629 (RDBMS) \u0642\u0627\u0626\u0645 \u0639\u0644\u0649 \u0644\u063a\u0629 SQL. \u062a\u0645 \u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u0635\u062d\u0629 \u0627\u0644\u062a\u0639\u0644\u064a\u0645\u0627\u062a \u0648\u0627\u0644\u0623\u0645\u062b\u0644\u0629 \u0627\u0644\u0648\u0627\u0631\u062f\u0629 \u0641\u064a \u0647\u0630\u0627 \u0627\u0644\u062f\u0644\u064a\u0644 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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\u0644\u0627\u062a\u0635\u0627\u0644 \u0628\u0642\u0627\u0639\u062f\u0629 \u0628\u064a\u0627\u0646\u0627\u062a MySQL \u0648\u0625\u0639\u062f\u0627\u062f \u0642\u0627\u0639\u062f\u0629 \u0628\u064a\u0627\u0646\u0627\u062a \u0646\u0645\u0648\u0630\u062c\u064a\u0629<\/h3>\n<p>\u0641\u064a \u0647\u0630\u0627 \u0627\u0644\u0642\u0633\u0645\u060c \u0633\u062a\u062a\u0635\u0644 \u0628\u062e\u0627\u062f\u0645 MySQL \u0648\u062a\u0646\u0634\u0626 \u0642\u0627\u0639\u062f\u0629 \u0628\u064a\u0627\u0646\u0627\u062a \u0646\u0645\u0648\u0630\u062c\u064a\u0629 \u062d\u062a\u0649 \u062a\u062a\u0645\u0643\u0646 \u0645\u0646 \u0627\u062a\u0628\u0627\u0639 \u0627\u0644\u0623\u0645\u062b\u0644\u0629 \u0627\u0644\u0648\u0627\u0631\u062f\u0629 \u0641\u064a \u0647\u0630\u0627 \u0627\u0644\u062f\u0644\u064a\u0644.<\/p>\n<p>\u0625\u0630\u0627 \u0643\u0627\u0646 \u0646\u0638\u0627\u0645 \u0642\u0627\u0639\u062f\u0629 \u0628\u064a\u0627\u0646\u0627\u062a SQL \u0627\u0644\u062e\u0627\u0635 \u0628\u0643 \u064a\u0639\u0645\u0644 \u0639\u0644\u0649 \u062e\u0627\u062f\u0645 \u0628\u0639\u064a\u062f\u060c \u0641\u0642\u0645 \u0628\u062a\u0633\u062c\u064a\u0644 \u0627\u0644\u062f\u062e\u0648\u0644 \u0625\u0644\u0649 \u062e\u0627\u062f\u0645\u0643 \u0639\u0628\u0631 SSH:<\/p>\n<div class=\"hcb_wrap\" data-no-translation=\"\" data-no-auto-translation=\"\">\n<pre class=\"prism line-numbers lang-bash\" data-lang=\"Bash\"><code>ssh sammy@your_server_ip<\/code><\/pre>\n<\/div>\n<p>\u062b\u0645 \u0627\u0641\u062a\u062d \u0628\u064a\u0626\u0629 \u062e\u0627\u062f\u0645 MySQL\u060c \u0628\u062f\u0644\u0627\u064b \u0645\u0646 <code>\u0633\u0627\u0645\u064a<\/code> \u0623\u062f\u062e\u0644 \u0627\u0633\u0645 \u0645\u0633\u062a\u062e\u062f\u0645 MySQL \u0627\u0644\u062e\u0627\u0635 \u0628\u0643:<\/p>\n<div class=\"hcb_wrap\" data-no-translation=\"\" data-no-auto-translation=\"\">\n<pre class=\"prism line-numbers lang-bash\" data-lang=\"Bash\"><code>mysql -u sammy -p<\/code><\/pre>\n<\/div>\n<p>\u0623\u0646\u0634\u0626 \u0642\u0627\u0639\u062f\u0629 \u0628\u064a\u0627\u0646\u0627\u062a \u0628\u0627\u0633\u0645 &quot;\u0627\u0644\u0645\u0643\u062a\u0628\u0629&quot;:<\/p>\n<div class=\"hcb_wrap\" data-no-translation=\"\" data-no-auto-translation=\"\">\n<pre class=\"prism line-numbers lang-sql\" data-lang=\"SQL\"><code>CREATE DATABASE bookstore;<\/code><\/pre>\n<\/div>\n<p>\u0625\u0630\u0627 \u062a\u0645 \u0625\u0646\u0634\u0627\u0621 \u0642\u0627\u0639\u062f\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0628\u0646\u062c\u0627\u062d\u060c \u0641\u0633\u062a\u062a\u0644\u0642\u0649 \u0645\u062e\u0631\u062c\u0627\u062a \u0645\u0634\u0627\u0628\u0647\u0629 \u0644\u0645\u0627 \u064a\u0644\u064a:<\/p>\n<div class=\"hcb_wrap\" data-no-translation=\"\" data-no-auto-translation=\"\">\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>\u0644\u0627\u062e\u062a\u064a\u0627\u0631 \u0642\u0627\u0639\u062f\u0629 \u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0645\u0643\u062a\u0628\u0629\u060c \u0642\u0645 \u0628\u062a\u0634\u063a\u064a\u0644 \u0623\u0645\u0631 USE:<\/p>\n<div class=\"hcb_wrap\" data-no-translation=\"\" data-no-auto-translation=\"\">\n<pre class=\"prism line-numbers lang-bash\" data-lang=\"Bash\"><code>USE bookstore;<\/code><\/pre>\n<\/div>\n<p>\u0633\u0648\u0641 \u062a\u0631\u0649 \u0627\u0644\u0646\u0627\u062a\u062c \u0627\u0644\u062a\u0627\u0644\u064a:<\/p>\n<div class=\"hcb_wrap\" data-no-translation=\"\" data-no-auto-translation=\"\">\n<pre class=\"prism line-numbers lang-plain\" data-lang=\"Plain Text\"><code>Output\r\nDatabase changed<\/code><\/pre>\n<\/div>\n<p>\u0628\u0639\u062f \u0627\u062e\u062a\u064a\u0627\u0631 \u0642\u0627\u0639\u062f\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a\u060c \u064a\u0645\u0643\u0646\u0643 \u0625\u0646\u0634\u0627\u0621 \u062c\u062f\u0627\u0648\u0644 \u0646\u0645\u0648\u0630\u062c\u064a\u0629 \u0641\u064a\u0647\u0627. \u0641\u064a \u0647\u0630\u0627 \u0627\u0644\u062f\u0644\u064a\u0644\u060c \u0633\u0646\u0633\u062a\u062e\u062f\u0645 \u0645\u0643\u062a\u0628\u0629 \u0627\u0641\u062a\u0631\u0627\u0636\u064a\u0629 \u062a\u0628\u064a\u0639 \u0645\u062c\u0645\u0648\u0639\u0629 \u0645\u062a\u0646\u0648\u0639\u0629 \u0645\u0646 \u0627\u0644\u0643\u062a\u0628 \u0644\u0645\u0624\u0644\u0641\u064a\u0646 \u0645\u062e\u062a\u0644\u0641\u064a\u0646.<\/p>\n<p>\u064a\u062d\u062a\u0648\u064a \u062c\u062f\u0648\u0644 \u0627\u0644\u062c\u0631\u062f \u0639\u0644\u0649 \u0645\u0639\u0644\u0648\u0645\u0627\u062a \u062d\u0648\u0644 \u0627\u0644\u0643\u062a\u0628 \u0627\u0644\u0645\u062a\u0648\u0641\u0631\u0629 \u0641\u064a \u0627\u0644\u0645\u0643\u062a\u0628\u0629. \u0648\u064a\u062a\u0636\u0645\u0646 \u0627\u0644\u0623\u0639\u0645\u062f\u0629 \u0627\u0644\u062a\u0627\u0644\u064a\u0629:<\/p>\n<ul>\n<li>book_id: \u064a\u062d\u062a\u0648\u064a \u0647\u0630\u0627 \u0627\u0644\u0639\u0645\u0648\u062f \u0639\u0644\u0649 \u0645\u0639\u0631\u0651\u0641 \u0643\u0644 \u0643\u062a\u0627\u0628\u060c \u0648\u0647\u0648 \u0645\u0639\u0631\u0651\u0641 \u0645\u0646 \u0646\u0648\u0639 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a int. \u064a\u0635\u0628\u062d \u0647\u0630\u0627 \u0627\u0644\u0639\u0645\u0648\u062f \u0627\u0644\u0645\u0641\u062a\u0627\u062d \u0627\u0644\u0623\u0633\u0627\u0633\u064a \u0644\u0644\u062c\u062f\u0648\u0644\u060c \u0648\u062a\u064f\u0645\u062b\u0651\u0644 \u0643\u0644 \u0642\u064a\u0645\u0629 \u0641\u064a\u0647 \u0645\u0639\u0631\u0651\u0641\u064b\u0627 \u0641\u0631\u064a\u062f\u064b\u0627 \u0644\u0644\u0635\u0641 \u0627\u0644\u0645\u0642\u0627\u0628\u0644.<\/li>\n<li>\u0627\u0644\u0645\u0624\u0644\u0641: \u064a\u062d\u062a\u0648\u064a \u0647\u0630\u0627 \u0627\u0644\u0639\u0645\u0648\u062f \u0639\u0644\u0649 \u0627\u0633\u0645 \u0645\u0624\u0644\u0641 \u0627\u0644\u0643\u062a\u0627\u0628\u060c \u0645\u0639\u0628\u0631\u0627\u064b \u0639\u0646\u0647 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0646\u0648\u0639 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a varchar \u0628\u062d\u062f \u0623\u0642\u0635\u0649 50 \u062d\u0631\u0641\u064b\u0627.<\/li>\n<li>\u0627\u0644\u0639\u0646\u0648\u0627\u0646: \u064a\u062d\u062a\u0648\u064a \u0647\u0630\u0627 \u0627\u0644\u0639\u0645\u0648\u062f \u0639\u0644\u0649 \u0639\u0646\u0648\u0627\u0646 \u0627\u0644\u0643\u062a\u0627\u0628 \u0627\u0644\u0630\u064a \u062a\u0645 \u0634\u0631\u0627\u0624\u0647\u060c \u0645\u0639\u0628\u0631\u0627\u064b \u0639\u0646\u0647 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0646\u0648\u0639 \u0628\u064a\u0627\u0646\u0627\u062a varchar \u0628\u062d\u062f \u0623\u0642\u0635\u0649 200 \u062d\u0631\u0641.<\/li>\n<li>\u062a\u0627\u0631\u064a\u062e_\u0627\u0644\u062a\u0642\u062f\u064a\u0645: \u064a\u0633\u062a\u062e\u062f\u0645 \u0647\u0630\u0627 \u0627\u0644\u0639\u0645\u0648\u062f \u0646\u0648\u0639 \u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u062a\u0627\u0631\u064a\u062e \u0644\u062a\u0633\u062c\u064a\u0644 \u062a\u0627\u0631\u064a\u062e \u062a\u0642\u062f\u064a\u0645 \u0643\u0644 \u0643\u062a\u0627\u0628 \u0645\u0646 \u0642\u0628\u0644 \u0627\u0644\u0645\u0643\u062a\u0628\u0629.<\/li>\n<li>\u0627\u0644\u0645\u062e\u0632\u0648\u0646: \u064a\u062d\u062a\u0648\u064a \u0647\u0630\u0627 \u0627\u0644\u0639\u0645\u0648\u062f \u0639\u0644\u0649 \u0639\u062f\u062f \u0627\u0644\u0643\u062a\u0628 \u0627\u0644\u0645\u0648\u062c\u0648\u062f\u0629 \u0641\u064a \u0645\u062e\u0632\u0648\u0646 \u0627\u0644\u0645\u0643\u062a\u0628\u0629 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0646\u0648\u0639 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0639\u062f\u062f\u064a\u0629 \u0627\u0644\u0635\u062d\u064a\u062d\u0629.<\/li>\n<li>\u0627\u0644\u0633\u0639\u0631: \u064a\u062e\u0632\u0646 \u0647\u0630\u0627 \u0627\u0644\u0639\u0645\u0648\u062f \u0633\u0639\u0631 \u0627\u0644\u062a\u062c\u0632\u0626\u0629 \u0644\u0644\u0643\u062a\u0627\u0628 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0646\u0648\u0639 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0639\u0634\u0631\u064a\u0629 \u0628\u062d\u062f \u0623\u0642\u0635\u0649 5 \u0642\u064a\u0645 \u0642\u0628\u0644 \u0627\u0644\u0641\u0627\u0635\u0644\u0629 \u0627\u0644\u0639\u0634\u0631\u064a\u0629 \u0648\u0642\u064a\u0645\u062a\u064a\u0646 \u0628\u0639\u062f\u0647\u0627.<\/li>\n<\/ul>\n<p>\u0642\u0645 \u0628\u0625\u0646\u0634\u0627\u0621 \u062c\u062f\u0648\u0644 \u0627\u0644\u0639\u064a\u0646\u0629 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u0623\u0645\u0631 \u0627\u0644\u062a\u0627\u0644\u064a:<\/p>\n<div class=\"hcb_wrap\" data-no-translation=\"\" data-no-auto-translation=\"\">\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>\u0625\u0630\u0627 \u062a\u0645\u062a \u0637\u0628\u0627\u0639\u0629 \u0627\u0644\u0625\u062e\u0631\u0627\u062c \u0627\u0644\u062a\u0627\u0644\u064a\u060c \u0641\u0642\u062f \u062a\u0645 \u0625\u0646\u0634\u0627\u0621 \u0627\u0644\u062c\u062f\u0648\u0644:<\/p>\n<div class=\"hcb_wrap\" data-no-translation=\"\" data-no-auto-translation=\"\">\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>\u062b\u0645 \u0642\u0645 \u0628\u062a\u062d\u0645\u064a\u0644 \u062c\u062f\u0648\u0644 \u0627\u0644\u0645\u0634\u062a\u0631\u064a\u0627\u062a \u0628\u0628\u0639\u0636 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0646\u0645\u0648\u0630\u062c\u064a\u0629 \u0639\u0646 \u0637\u0631\u064a\u0642 \u062a\u0646\u0641\u064a\u0630 \u0639\u0645\u0644\u064a\u0629 INSERT INTO \u0627\u0644\u062a\u0627\u0644\u064a\u0629:<\/p>\n<div class=\"hcb_wrap\" data-no-translation=\"\" data-no-auto-translation=\"\">\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>\u062a\u064f\u0636\u064a\u0641 \u0639\u0645\u0644\u064a\u0629 INSERT INTO \u062e\u0645\u0633\u0629 \u0643\u062a\u0628 \u0628\u0627\u0644\u0642\u064a\u0645 \u0627\u0644\u0645\u064f\u062d\u062f\u062f\u0629 \u0625\u0644\u0649 \u062c\u062f\u0648\u0644 \u0627\u0644\u0645\u062e\u0632\u0648\u0646. \u064a\u064f\u0638\u0647\u0631 \u0627\u0644\u0646\u0627\u062a\u062c \u0627\u0644\u062a\u0627\u0644\u064a \u0623\u0646\u0647 \u062a\u0645\u062a \u0625\u0636\u0627\u0641\u0629 \u062c\u0645\u064a\u0639 \u0627\u0644\u0635\u0641\u0648\u0641 \u0627\u0644\u062e\u0645\u0633\u0629:<\/p>\n<div class=\"hcb_wrap\" data-no-translation=\"\" data-no-auto-translation=\"\">\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>\u0648\u0628\u0630\u0644\u0643\u060c \u062a\u0643\u0648\u0646 \u062c\u0627\u0647\u0632\u064b\u0627 \u0644\u0645\u062a\u0627\u0628\u0639\u0629 \u0628\u0642\u064a\u0629 \u0627\u0644\u062f\u0644\u064a\u0644 \u0648\u0627\u0644\u0628\u062f\u0621 \u0641\u064a \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u062f\u0648\u0627\u0644 \u0641\u064a \u0644\u063a\u0629 SQL.<\/p>\n<h2 id=\"%d8%af%d8%b1%da%a9-%d8%aa%d9%88%d8%a7%d8%a8%d8%b9-sql\">\u0641\u0647\u0645 \u0648\u0638\u0627\u0626\u0641 SQL<\/h2>\n<p>\u0627\u0644\u062f\u0648\u0627\u0644 \u0647\u064a \u062a\u0639\u0627\u0628\u064a\u0631 \u0645\u064f\u0633\u0645\u0627\u0629 \u062a\u0623\u062e\u0630 \u0642\u064a\u0645\u0629 \u0648\u0627\u062d\u062f\u0629 \u0623\u0648 \u0623\u0643\u062b\u0631\u060c \u0648\u062a\u064f\u062c\u0631\u064a \u0639\u0645\u0644\u064a\u0627\u062a \u062d\u0633\u0627\u0628\u064a\u0629 \u0623\u0648 \u062a\u062d\u0648\u064a\u0644\u0627\u062a \u0639\u0644\u0649 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a\u060c \u0648\u062a\u064f\u0639\u064a\u062f \u0642\u064a\u0645\u0629 \u062c\u062f\u064a\u062f\u0629 \u0643\u0646\u062a\u064a\u062c\u0629. \u064a\u064f\u0645\u0643\u0646 \u062a\u0634\u0628\u064a\u0647 \u062f\u0648\u0627\u0644 SQL \u0628\u0627\u0644\u062f\u0648\u0627\u0644 \u0627\u0644\u0631\u064a\u0627\u0636\u064a\u0629. \u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c \u062a\u0623\u062e\u0630 \u0627\u0644\u062f\u0627\u0644\u0629 log(x) \u0627\u0644\u0642\u064a\u0645\u0629 x \u0648\u062a\u064f\u0639\u064a\u062f \u0644\u0648\u063a\u0627\u0631\u064a\u062a\u0645 x.<\/p>\n<p>\u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c \u0625\u0630\u0627 \u0643\u0646\u062a \u062a\u0631\u063a\u0628 \u0641\u064a \u0627\u0633\u062a\u0631\u062f\u0627\u062f \u062c\u0645\u064a\u0639 \u0639\u0646\u0627\u0648\u064a\u0646 \u0627\u0644\u0643\u062a\u0628 \u0645\u0639 \u0623\u0633\u0639\u0627\u0631\u0647\u0627\u060c \u0645\u0631\u062a\u0628\u0629 \u0645\u0646 \u0627\u0644\u0623\u063a\u0644\u0649 \u0625\u0644\u0649 \u0627\u0644\u0623\u0631\u062e\u0635\u060c \u064a\u0645\u0643\u0646\u0643 \u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u0623\u0645\u0631 \u0627\u0644\u062a\u0627\u0644\u064a:<\/p>\n<div class=\"hcb_wrap\" data-no-translation=\"\" data-no-auto-translation=\"\">\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>\u0633\u062a\u062d\u0635\u0644 \u0639\u0644\u0649 \u0645\u062e\u0631\u062c\u0627\u062a \u0645\u0634\u0627\u0628\u0647\u0629 \u0644\u0645\u0627 \u064a\u0644\u064a:<\/p>\n<div class=\"hcb_wrap\" data-no-translation=\"\" data-no-auto-translation=\"\">\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>\u0641\u064a \u0647\u0630\u0627 \u0627\u0644\u0623\u0645\u0631\u060c <code>\u0639\u0646\u0648\u0627\u0646<\/code>\u060c <code>\u0633\u0639\u0631<\/code> \u0648 <code>\u062a\u0627\u0631\u064a\u062e \u0627\u0644\u062a\u0642\u062f\u064a\u0645<\/code> \u0647\u0630\u0647 \u0647\u064a \u0623\u0633\u0645\u0627\u0621 \u0627\u0644\u0623\u0639\u0645\u062f\u0629\u060c \u0648\u0641\u064a \u0627\u0644\u0645\u062e\u0631\u062c\u0627\u062a\u060c \u062a\u0639\u0631\u0636 \u0642\u0627\u0639\u062f\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0642\u064a\u0645 \u0627\u0644\u0633\u0644\u064a\u0645\u0629 \u0627\u0644\u0645\u0633\u062a\u0631\u062c\u0639\u0629 \u0645\u0646 \u062a\u0644\u0643 \u0627\u0644\u0623\u0639\u0645\u062f\u0629 \u0644\u0643\u0644 \u0643\u062a\u0627\u0628: \u0627\u0644\u0639\u0646\u0648\u0627\u0646 \u0627\u0644\u0643\u0627\u0645\u0644 \u0644\u0644\u0643\u062a\u0627\u0628\u060c \u0648\u0627\u0644\u0633\u0639\u0631\u060c \u0648\u062a\u0627\u0631\u064a\u062e \u0648\u0635\u0648\u0644 \u0627\u0644\u0643\u062a\u0627\u0628 \u0625\u0644\u0649 \u0627\u0644\u0645\u0643\u062a\u0628\u0629.<\/p>\n<p>\u0645\u0639 \u0630\u0644\u0643\u060c \u0642\u062f \u062a\u0631\u063a\u0628 \u0641\u064a \u0627\u0633\u062a\u0631\u062c\u0627\u0639 \u0627\u0644\u0642\u064a\u0645 \u0645\u0646 \u0642\u0627\u0639\u062f\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0628\u0639\u062f \u0645\u0639\u0627\u0644\u062c\u062a\u0647\u0627 \u0623\u0648 \u062a\u0639\u062f\u064a\u0644\u0647\u0627. \u0642\u062f \u064a\u0647\u0645\u0643 \u0645\u062b\u0644\u0627\u064b \u0623\u0633\u0639\u0627\u0631 \u0627\u0644\u0643\u062a\u0628 \u0645\u0642\u0631\u0628\u0629\u064b \u0644\u0623\u0642\u0631\u0628 \u062f\u0648\u0644\u0627\u0631\u060c \u0623\u0648 \u0639\u0646\u0627\u0648\u064a\u0646 \u0627\u0644\u0643\u062a\u0628 \u0628\u0623\u062d\u0631\u0641 \u0643\u0628\u064a\u0631\u0629\u060c \u0623\u0648 \u0633\u0646\u0629 \u0627\u0644\u0646\u0634\u0631 \u062f\u0648\u0646 \u0627\u0644\u0634\u0647\u0631 \u0623\u0648 \u0627\u0644\u064a\u0648\u0645. \u0647\u0646\u0627 \u064a\u0623\u062a\u064a \u062f\u0648\u0631 \u0627\u0644\u062f\u0627\u0644\u0629.<\/p>\n<p>\u064a\u0645\u0643\u0646 \u062a\u0635\u0646\u064a\u0641 \u062f\u0648\u0627\u0644 SQL \u0628\u0634\u0643\u0644 \u0639\u0627\u0645 \u0625\u0644\u0649 \u0639\u062f\u0629 \u0645\u062c\u0645\u0648\u0639\u0627\u062a\u060c \u0648\u0630\u0644\u0643 \u0628\u062d\u0633\u0628 \u0646\u0648\u0639 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u062a\u064a \u062a\u0639\u0645\u0644 \u0639\u0644\u064a\u0647\u0627. \u0648\u0647\u0630\u0647 \u0647\u064a \u0627\u0644\u062f\u0648\u0627\u0644 \u0627\u0644\u0623\u0643\u062b\u0631 \u0627\u0633\u062a\u062e\u062f\u0627\u0645\u064b\u0627:<\/p>\n<ul>\n<li>\u0627\u0644\u062f\u0648\u0627\u0644 \u0627\u0644\u0631\u064a\u0627\u0636\u064a\u0629: \u0627\u0644\u062f\u0648\u0627\u0644 \u0627\u0644\u062a\u064a \u062a\u0639\u0645\u0644 \u0639\u0644\u0649 \u0627\u0644\u0642\u064a\u0645 \u0627\u0644\u0639\u062f\u062f\u064a\u0629 \u0648\u062a\u062c\u0631\u064a \u0627\u0644\u0639\u0645\u0644\u064a\u0627\u062a \u0627\u0644\u062d\u0633\u0627\u0628\u064a\u0629\u060c \u0645\u062b\u0644 \u0627\u0644\u062a\u0642\u0631\u064a\u0628 \u0648\u0627\u0644\u0644\u0648\u063a\u0627\u0631\u064a\u062a\u0645\u0627\u062a \u0648\u0627\u0644\u062c\u0630\u0648\u0631 \u0627\u0644\u062a\u0631\u0628\u064a\u0639\u064a\u0629 \u0648\u0627\u0644\u0642\u0648\u0649.<\/li>\n<li>\u0648\u0638\u0627\u0626\u0641 \u0645\u0639\u0627\u0644\u062c\u0629 \u0627\u0644\u0633\u0644\u0627\u0633\u0644 \u0627\u0644\u0646\u0635\u064a\u0629: \u0648\u0638\u0627\u0626\u0641 \u062a\u0639\u0645\u0644 \u0639\u0644\u0649 \u0627\u0644\u0633\u0644\u0627\u0633\u0644 \u0627\u0644\u0646\u0635\u064a\u0629 \u0648\u062d\u0642\u0648\u0644 \u0627\u0644\u0646\u0635\u0648\u0635 \u0627\u0644\u062a\u064a \u062a\u0642\u0648\u0645 \u0628\u062a\u062d\u0648\u064a\u0644 \u0627\u0644\u0646\u0635\u0648\u0635\u060c \u0645\u062b\u0644 \u062a\u062d\u0648\u064a\u0644 \u0627\u0644\u0646\u0635 \u0625\u0644\u0649 \u0623\u062d\u0631\u0641 \u0643\u0628\u064a\u0631\u0629\u060c \u0623\u0648 \u0627\u0642\u062a\u0637\u0627\u0639\u0647\u060c \u0623\u0648 \u0627\u0633\u062a\u0628\u062f\u0627\u0644 \u0627\u0644\u0643\u0644\u0645\u0627\u062a \u0641\u064a \u0627\u0644\u0642\u064a\u0645.<\/li>\n<li>\u062f\u0648\u0627\u0644 \u0627\u0644\u062a\u0627\u0631\u064a\u062e \u0648\u0627\u0644\u0648\u0642\u062a: \u062f\u0648\u0627\u0644 \u062a\u0639\u0645\u0644 \u0639\u0644\u0649 \u062d\u0642\u0648\u0644 \u0627\u0644\u062a\u0627\u0631\u064a\u062e. \u062a\u064f\u062c\u0631\u064a \u0647\u0630\u0647 \u0627\u0644\u062f\u0648\u0627\u0644 \u0639\u0645\u0644\u064a\u0627\u062a \u062d\u0633\u0627\u0628\u064a\u0629 \u0648\u062a\u062d\u0648\u064a\u0644\u064a\u0629\u060c \u0645\u062b\u0644 \u0625\u0636\u0627\u0641\u0629 \u0639\u062f\u062f \u0645\u0646 \u0627\u0644\u0623\u064a\u0627\u0645 \u0625\u0644\u0649 \u062a\u0627\u0631\u064a\u062e \u0645\u0639\u064a\u0646 \u0623\u0648 \u0637\u0631\u062d \u0633\u0646\u0629 \u0645\u0646 \u062a\u0627\u0631\u064a\u062e \u0643\u0627\u0645\u0644.<\/li>\n<li>\u0627\u0644\u062f\u0648\u0627\u0644 \u0627\u0644\u062a\u062c\u0645\u064a\u0639\u064a\u0629: \u062d\u0627\u0644\u0629 \u062e\u0627\u0635\u0629 \u0645\u0646 \u0627\u0644\u062f\u0648\u0627\u0644 \u0627\u0644\u0631\u064a\u0627\u0636\u064a\u0629 \u0627\u0644\u062a\u064a \u062a\u0639\u0645\u0644 \u0639\u0644\u0649 \u0627\u0644\u0642\u064a\u0645 \u0627\u0644\u062a\u064a \u062a\u0645 \u0627\u0644\u062d\u0635\u0648\u0644 \u0639\u0644\u064a\u0647\u0627 \u0645\u0646 \u0635\u0641\u0648\u0641 \u0645\u062a\u0639\u062f\u062f\u0629\u060c \u0645\u062b\u0644 \u062d\u0633\u0627\u0628 \u0645\u062a\u0648\u0633\u0637 \u0627\u0644\u0633\u0639\u0631 \u0644\u062c\u0645\u064a\u0639 \u0627\u0644\u0635\u0641\u0648\u0641.<\/li>\n<\/ul>\n<p><span style=\"color: #ff0000;\">\u0645\u0644\u0627\u062d\u0638\u0629: \u062a\u064f\u0648\u0633\u0651\u0639 \u0645\u0639\u0638\u0645 \u0642\u0648\u0627\u0639\u062f \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0639\u0644\u0627\u0626\u0642\u064a\u0629\u060c \u0628\u0645\u0627 \u0641\u064a\u0647\u0627 MySQL\u060c \u0645\u062c\u0645\u0648\u0639\u0629 \u0627\u0644\u062f\u0648\u0627\u0644 \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629 \u0627\u0644\u0645\u064f\u0639\u0631\u0651\u0641\u0629 \u0641\u064a \u0645\u0639\u064a\u0627\u0631 SQL\u060c \u0628\u0625\u0636\u0627\u0641\u0629 \u0639\u0645\u0644\u064a\u0627\u062a \u062e\u0627\u0635\u0629 \u0628\u0645\u062d\u0631\u0643 \u0642\u0627\u0639\u062f\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a. \u062a\u0639\u0645\u0644 \u0627\u0644\u0639\u062f\u064a\u062f \u0645\u0646 \u0627\u0644\u062f\u0648\u0627\u0644 \u062e\u0627\u0631\u062c \u0645\u062c\u0645\u0648\u0639\u0629 \u062f\u0648\u0627\u0644 SQL \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629 \u0628\u0637\u0631\u064a\u0642\u0629 \u0645\u062a\u0634\u0627\u0628\u0647\u0629 \u0639\u0628\u0631 \u0642\u0648\u0627\u0639\u062f \u0628\u064a\u0627\u0646\u0627\u062a \u0645\u062a\u0639\u062f\u062f\u0629\u060c \u0628\u064a\u0646\u0645\u0627 \u062a\u062e\u062a\u0635 \u062f\u0648\u0627\u0644 \u0623\u062e\u0631\u0649 \u0628\u0646\u0638\u0627\u0645 \u0625\u062f\u0627\u0631\u0629 \u0642\u0648\u0627\u0639\u062f \u0628\u064a\u0627\u0646\u0627\u062a \u0639\u0644\u0627\u0626\u0642\u064a\u0629 \u0648\u0627\u062d\u062f \u0648\u062e\u0635\u0627\u0626\u0635\u0647 \u0627\u0644\u0641\u0631\u064a\u062f\u0629. \u064a\u0645\u0643\u0646\u0643 \u0627\u0644\u0631\u062c\u0648\u0639 \u0625\u0644\u0649 \u0648\u062b\u0627\u0626\u0642 \u0642\u0627\u0639\u062f\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u062a\u064a \u0627\u062e\u062a\u0631\u062a\u0647\u0627 \u0644\u0645\u0639\u0631\u0641\u0629 \u0627\u0644\u0645\u0632\u064a\u062f \u0639\u0646 \u0627\u0644\u062f\u0648\u0627\u0644 \u0627\u0644\u062a\u064a \u062a\u0648\u0641\u0631\u0647\u0627. \u0641\u064a \u062d\u0627\u0644\u0629 MySQL\u060c \u064a\u0645\u0643\u0646\u0643 \u0627\u0644\u0627\u0637\u0644\u0627\u0639 \u0639\u0644\u0649 \u0627\u0644\u0645\u0632\u064a\u062f \u062d\u0648\u0644 \u0627\u0644\u062f\u0648\u0627\u0644 \u0627\u0644\u0645\u064f\u062f\u0645\u062c\u0629 \u0648\u0645\u0631\u0627\u062c\u0639 \u0627\u0644\u0645\u0639\u0627\u0645\u0644\u0627\u062a.<\/span><\/p>\n<p><span style=\"color: #000000;\">\u064a\u0648\u0636\u062d \u0627\u0644\u0645\u062b\u0627\u0644 \u0627\u0644\u062a\u0627\u0644\u064a \u0627\u0644\u0635\u064a\u063a\u0629 \u0627\u0644\u0639\u0627\u0645\u0629 \u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u062f\u0627\u0644\u0629 \u0648\u0647\u0645\u064a\u0629 \u063a\u064a\u0631 \u0645\u0648\u062c\u0648\u062f\u0629 \u0628\u0627\u0633\u0645 EXAMPLE \u0644\u062a\u0639\u062f\u064a\u0644 \u0646\u062a\u0627\u0626\u062c \u0642\u064a\u0645 \u0627\u0644\u0623\u0633\u0639\u0627\u0631 \u0641\u064a \u0642\u0627\u0639\u062f\u0629 \u0628\u064a\u0627\u0646\u0627\u062a \u0645\u062e\u0632\u0648\u0646 \u0645\u0643\u062a\u0628\u0629 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0633\u062a\u0639\u0644\u0627\u0645 SELECT:<\/span><\/p>\n<div class=\"hcb_wrap\" data-no-translation=\"\" data-no-auto-translation=\"\">\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\u0623\u062e\u0630 \u0627\u0644\u062f\u0627\u0644\u0629 (\u0645\u062b\u0627\u0644) \u0627\u0633\u0645 \u0627\u0644\u0639\u0645\u0648\u062f (\u0627\u0644\u0633\u0639\u0631) \u0643\u0648\u0633\u064a\u0637 \u0628\u064a\u0646 \u0642\u0648\u0633\u064a\u0646. \u064a\u064f\u062e\u0628\u0631 \u0647\u0630\u0627 \u0627\u0644\u062c\u0632\u0621 \u0645\u0646 \u0627\u0644\u0627\u0633\u062a\u0639\u0644\u0627\u0645 \u0642\u0627\u0639\u062f\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0628\u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u062f\u0627\u0644\u0629 (\u0645\u062b\u0627\u0644) \u0639\u0644\u0649 \u0642\u064a\u0645 \u0627\u0644\u0633\u0639\u0631 \u0641\u064a \u0627\u0644\u0639\u0645\u0648\u062f \u0648\u0625\u0631\u062c\u0627\u0639 \u0646\u062a\u0627\u0626\u062c \u0647\u0630\u0647 \u0627\u0644\u0639\u0645\u0644\u064a\u0629. \u064a\u064f\u062e\u0628\u0631 AS new_price \u0642\u0627\u0639\u062f\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0628\u062a\u0639\u064a\u064a\u0646 \u0627\u0633\u0645 \u0645\u0624\u0642\u062a (new_price) \u0644\u0644\u0642\u064a\u0645 \u0627\u0644\u0645\u062d\u0633\u0648\u0628\u0629 \u0623\u062b\u0646\u0627\u0621 \u0627\u0644\u0627\u0633\u062a\u0639\u0644\u0627\u0645. \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0647\u0630\u0627 \u0627\u0644\u0627\u0633\u0645\u060c \u064a\u0645\u0643\u0646\u0643 \u062a\u062d\u062f\u064a\u062f \u0646\u062a\u0627\u0626\u062c \u0627\u0644\u062f\u0627\u0644\u0629 \u0641\u064a \u0627\u0644\u0645\u062e\u0631\u062c\u0627\u062a \u0648\u0627\u0644\u0625\u0634\u0627\u0631\u0629 \u0625\u0644\u0649 \u0627\u0644\u0642\u064a\u0645 \u0627\u0644\u0645\u062d\u0633\u0648\u0628\u0629 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0639\u0628\u0627\u0631\u0627\u062a WHERE \u0648 ORDER BY.<\/p>\n<p>\u0641\u064a \u0627\u0644\u0642\u0633\u0645 \u0627\u0644\u062a\u0627\u0644\u064a\u060c \u0633\u062a\u0633\u062a\u062e\u062f\u0645 \u0627\u0644\u062f\u0648\u0627\u0644 \u0627\u0644\u0631\u064a\u0627\u0636\u064a\u0629 \u0644\u0625\u062c\u0631\u0627\u0621 \u0627\u0644\u0639\u0645\u0644\u064a\u0627\u062a \u0627\u0644\u062d\u0633\u0627\u0628\u064a\u0629 \u0627\u0644\u0634\u0627\u0626\u0639\u0629.<\/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\u062e\u062f\u0627\u0645 \u0627\u0644\u062f\u0648\u0627\u0644 \u0627\u0644\u0631\u064a\u0627\u0636\u064a\u0629<\/h2>\n<p>\u062a\u062a\u0639\u0627\u0645\u0644 \u0627\u0644\u062f\u0648\u0627\u0644 \u0627\u0644\u0631\u064a\u0627\u0636\u064a\u0629 \u0645\u0639 \u0627\u0644\u0642\u064a\u0645 \u0627\u0644\u0639\u062f\u062f\u064a\u0629\u060c \u0645\u062b\u0644 \u0633\u0639\u0631 \u0643\u062a\u0627\u0628 \u0623\u0648 \u0639\u062f\u062f \u0627\u0644\u0643\u062a\u0628 \u0627\u0644\u0645\u062a\u0648\u0641\u0631\u0629 \u0641\u064a \u0642\u0627\u0639\u062f\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0646\u0645\u0648\u0630\u062c\u064a\u0629. \u0648\u064a\u0645\u0643\u0646 \u0627\u0633\u062a\u062e\u062f\u0627\u0645\u0647\u0627 \u0644\u0625\u062c\u0631\u0627\u0621 \u0639\u0645\u0644\u064a\u0627\u062a \u062d\u0633\u0627\u0628\u064a\u0629 \u0641\u064a \u0642\u0627\u0639\u062f\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0644\u062a\u062e\u0635\u064a\u0635 \u0627\u0644\u0646\u062a\u0627\u0626\u062c \u0648\u0641\u0642\u064b\u0627 \u0644\u0627\u062d\u062a\u064a\u0627\u062c\u0627\u062a\u0643.<\/p>\n<p>\u064a\u064f\u0639\u062f\u0651 \u0627\u0644\u062a\u0642\u0631\u064a\u0628 \u0623\u062d\u062f \u0623\u0643\u062b\u0631 \u0627\u0633\u062a\u062e\u062f\u0627\u0645\u0627\u062a \u0627\u0644\u062f\u0648\u0627\u0644 \u0627\u0644\u0631\u064a\u0627\u0636\u064a\u0629 \u0634\u064a\u0648\u0639\u064b\u0627 \u0641\u064a \u0644\u063a\u0629 SQL. \u0644\u0646\u0641\u062a\u0631\u0636 \u0623\u0646\u0643 \u062a\u062d\u062a\u0627\u062c \u0625\u0644\u0649 \u0627\u0633\u062a\u0631\u062c\u0627\u0639 \u0623\u0633\u0639\u0627\u0631 \u062c\u0645\u064a\u0639 \u0627\u0644\u0643\u062a\u0628\u060c \u0648\u0644\u0643\u0646\u0643 \u062a\u0631\u064a\u062f \u0641\u0642\u0637 \u062a\u0642\u0631\u064a\u0628 \u0627\u0644\u0642\u064a\u0645 \u0625\u0644\u0649 \u0623\u0642\u0631\u0628 \u062f\u0648\u0644\u0627\u0631. \u0644\u0644\u0642\u064a\u0627\u0645 \u0628\u0630\u0644\u0643\u060c \u064a\u0645\u0643\u0646\u0643 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u062f\u0627\u0644\u0629 <code>\u062f\u0627\u0626\u0631\u064a<\/code> \u0627\u0633\u062a\u062e\u062f\u0645 \u0627\u0644\u062f\u0627\u0644\u0629 \u0627\u0644\u062a\u064a \u062a\u0642\u0648\u0645 \u0628\u0639\u0645\u0644\u064a\u0629 \u0627\u0644\u062a\u0642\u0631\u064a\u0628.<\/p>\n<p>\u0642\u0645 \u0628\u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u0623\u0645\u0631 \u0627\u0644\u062a\u0627\u0644\u064a:<\/p>\n<div class=\"hcb_wrap\" data-no-translation=\"\" data-no-auto-translation=\"\">\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>\u0633\u0648\u0641 \u062a\u0631\u0649 \u0625\u062e\u0631\u0627\u062c\u064b\u0627 \u0645\u0634\u0627\u0628\u0647\u064b\u0627 \u0644\u0645\u0627 \u064a\u0644\u064a:<\/p>\n<div class=\"hcb_wrap\" data-no-translation=\"\" data-no-auto-translation=\"\">\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>\u064a\u064f\u0639\u064a\u062f \u0627\u0644\u0623\u0645\u0631 \u0623\u0639\u0644\u0627\u0647 \u0642\u064a\u0645 \u0627\u0644\u0623\u0639\u0645\u062f\u0629. <code>\u0639\u0646\u0648\u0627\u0646<\/code> \u0648 <code>\u0633\u0639\u0631<\/code> \u0645\u0639 \u0639\u0645\u0648\u062f \u0645\u0624\u0642\u062a <code>\u0627\u0644\u0633\u0639\u0631_\u0627\u0644\u0645\u0642\u0631\u0628<\/code> \u0648\u0647\u0630\u0627 \u064a\u0646\u062a\u062c \u0639\u0646 \u0627\u0644\u062f\u0627\u0644\u0629 <code>ROUND(price)<\/code> \u062a\u0623\u062e\u0630 \u0647\u0630\u0647 \u0627\u0644\u062f\u0627\u0644\u0629 \u0648\u0633\u064a\u0637\u064b\u0627 \u0648\u0627\u062d\u062f\u064b\u0627\u060c \u0648\u0647\u0648 \u0627\u0633\u0645 \u0627\u0644\u0639\u0645\u0648\u062f (\u0647\u0646\u0627\u060c <code>\u0633\u0639\u0631<\/code>) \u0648\u064a\u0642\u0648\u0645 \u0628\u062a\u0642\u0631\u064a\u0628 \u0627\u0644\u0642\u064a\u0645 \u0641\u064a \u0630\u0644\u0643 \u0627\u0644\u0639\u0645\u0648\u062f \u0641\u064a \u0627\u0644\u062c\u062f\u0648\u0644 \u0625\u0644\u0649 \u0623\u0642\u0631\u0628 \u0639\u062f\u062f \u0635\u062d\u064a\u062d.<\/p>\n<p>\u064a\u0645\u0643\u0646 \u0644\u062f\u0627\u0644\u0629 ROUND \u0623\u064a\u0636\u064b\u0627 \u0642\u0628\u0648\u0644 \u0648\u0633\u0627\u0626\u0637 \u0625\u0636\u0627\u0641\u064a\u0629 \u062a\u062d\u062f\u062f \u0639\u062f\u062f \u0627\u0644\u0645\u0646\u0627\u0632\u0644 \u0627\u0644\u0639\u0634\u0631\u064a\u0629 \u0627\u0644\u062a\u064a \u064a\u062c\u0628 \u0625\u062c\u0631\u0627\u0621 \u0627\u0644\u062a\u0642\u0631\u064a\u0628 \u0625\u0644\u064a\u0647\u0627\u060c \u0628\u0627\u0644\u0625\u0636\u0627\u0641\u0629 \u0625\u0644\u0649 \u0627\u0644\u0639\u0645\u0644\u064a\u0627\u062a \u0627\u0644\u062d\u0633\u0627\u0628\u064a\u0629 \u0628\u062f\u0644\u064b\u0627 \u0645\u0646 \u0627\u0633\u0645 \u0627\u0644\u0639\u0645\u0648\u062f. \u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c \u0646\u0641\u0651\u0630 \u0627\u0644\u0627\u0633\u062a\u0639\u0644\u0627\u0645 \u0627\u0644\u062a\u0627\u0644\u064a:<\/p>\n<div class=\"hcb_wrap\" data-no-translation=\"\" data-no-auto-translation=\"\">\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>\u0633\u0648\u0641 \u062a\u062d\u0635\u0644 \u0639\u0644\u0649 \u0627\u0644\u0646\u062a\u064a\u062c\u0629 \u0627\u0644\u062a\u0627\u0644\u064a\u0629:<\/p>\n<div class=\"hcb_wrap\" data-no-translation=\"\" data-no-auto-translation=\"\">\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>\u062a\u0646\u0641\u064a\u0630 <code>ROUND(Price * Stock, 1)<\/code> \u064a\u0642\u0648\u0645 \u0627\u0644\u0628\u0631\u0646\u0627\u0645\u062c \u0623\u0648\u0644\u0627\u064b \u0628\u0636\u0631\u0628 \u0633\u0639\u0631 \u0627\u0644\u0643\u062a\u0627\u0628 \u0627\u0644\u0648\u0627\u062d\u062f \u0641\u064a \u0639\u062f\u062f \u0627\u0644\u0643\u062a\u0628 \u0627\u0644\u0645\u062a\u0648\u0641\u0631\u0629\u060c \u062b\u0645 \u064a\u064f\u0642\u0631\u0651\u0628 \u0627\u0644\u0633\u0639\u0631 \u0627\u0644\u0646\u0627\u062a\u062c \u0625\u0644\u0649 \u0645\u0646\u0632\u0644\u0629 \u0639\u0634\u0631\u064a\u0629 \u0648\u0627\u062d\u062f\u0629. \u0648\u0633\u062a\u064f\u0639\u0631\u0636 \u0627\u0644\u0646\u062a\u064a\u062c\u0629 \u0641\u064a \u0627\u0644\u0639\u0645\u0648\u062f \u0627\u0644\u0645\u0624\u0642\u062a Stock_Price.<\/p>\n<p>\u062a\u062a\u0636\u0645\u0646 \u0648\u0638\u0627\u0626\u0641 MySQL \u0627\u0644\u0631\u064a\u0627\u0636\u064a\u0629 \u0627\u0644\u0623\u062e\u0631\u0649 \u0627\u0644\u062f\u0648\u0627\u0644 \u0627\u0644\u0645\u062b\u0644\u062b\u064a\u0629\u060c \u0648\u0627\u0644\u062c\u0630\u0648\u0631 \u0627\u0644\u062a\u0631\u0628\u064a\u0639\u064a\u0629\u060c \u0648\u0627\u0644\u0623\u0633\u0633\u060c \u0648\u0627\u0644\u0644\u0648\u063a\u0627\u0631\u064a\u062a\u0645\u0627\u062a\u060c \u0648\u0627\u0644\u062f\u0648\u0627\u0644 \u0627\u0644\u0623\u0633\u064a\u0629. \u064a\u0645\u0643\u0646\u0643 \u0645\u0639\u0631\u0641\u0629 \u0627\u0644\u0645\u0632\u064a\u062f \u0639\u0646 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u062f\u0648\u0627\u0644 \u0627\u0644\u0631\u064a\u0627\u0636\u064a\u0629 \u0641\u064a SQL \u0645\u0646 \u062e\u0644\u0627\u0644 \u0627\u0644\u062f\u0644\u064a\u0644 \u0627\u0644\u062a\u0639\u0644\u064a\u0645\u064a &quot;\u0643\u064a\u0641\u064a\u0629 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u062a\u0639\u0628\u064a\u0631\u0627\u062a \u0627\u0644\u0631\u064a\u0627\u0636\u064a\u0629 \u0648\u0648\u0638\u0627\u0626\u0641 \u0627\u0644\u062a\u062c\u0645\u064a\u0639 \u0641\u064a SQL&quot;.<\/p>\n<p>\u0641\u064a \u0627\u0644\u0642\u0633\u0645 \u0627\u0644\u062a\u0627\u0644\u064a\u060c \u0633\u062a\u062a\u0639\u0627\u0645\u0644 \u0645\u0639 \u0627\u0644\u0646\u0635\u0648\u0635 \u0645\u0646 \u0642\u0627\u0639\u062f\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0648\u0638\u0627\u0626\u0641 SQL.<\/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\u062e\u062f\u0627\u0645 \u0648\u0638\u0627\u0626\u0641 \u0627\u0644\u0646\u0635<\/h2>\n<p>\u064a\u0645\u0643\u0646 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u062f\u0648\u0627\u0644 \u0627\u0644\u0646\u0635\u0648\u0635 \u0641\u064a \u0644\u063a\u0629 SQL \u0644\u0645\u0639\u0627\u0644\u062c\u0629 \u0648\u062a\u063a\u064a\u064a\u0631 \u0642\u064a\u0645 \u0627\u0644\u0633\u0644\u0627\u0633\u0644 \u0627\u0644\u0646\u0635\u064a\u0629. \u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c \u0642\u062f \u062a\u0631\u063a\u0628 \u0641\u064a \u0627\u0633\u062a\u0631\u062c\u0627\u0639 \u0623\u0633\u0645\u0627\u0621 \u0627\u0644\u0643\u062a\u0628 \u0628\u0637\u0631\u064a\u0642\u0629 \u0623\u0643\u062b\u0631 \u062a\u0646\u0638\u064a\u0645\u064b\u0627 \u0639\u0646 \u0637\u0631\u064a\u0642 \u0625\u0632\u0627\u0644\u0629 \u0627\u0644\u0645\u0633\u0627\u0641\u0627\u062a \u0627\u0644\u0632\u0627\u0626\u062f\u0629 \u0645\u0646 \u0628\u062f\u0627\u064a\u0629 \u0648\u0646\u0647\u0627\u064a\u0629 \u0639\u0646\u0627\u0648\u064a\u0646\u0647\u0627.<\/p>\n<p>\u0644\u0644\u0642\u064a\u0627\u0645 \u0628\u0630\u0644\u0643\u060c \u064a\u0645\u0643\u0646\u0643 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u062f\u0627\u0644\u0629 <code>\u062a\u0642\u0644\u064a\u0645<\/code> \u0627\u0633\u062a\u062e\u062f\u0645 \u0647\u0630\u0647 \u0627\u0644\u062f\u0627\u0644\u0629 \u0644\u0625\u0632\u0627\u0644\u0629 \u062c\u0645\u064a\u0639 \u0627\u0644\u0645\u0633\u0627\u0641\u0627\u062a \u0648\u0627\u0644\u0623\u062d\u0631\u0641 \u0627\u0644\u0632\u0627\u0626\u062f\u0629 \u0641\u064a \u0628\u062f\u0627\u064a\u0629 \u0648\u0646\u0647\u0627\u064a\u0629 \u0627\u0644\u0633\u0644\u0633\u0644\u0629 \u0627\u0644\u0646\u0635\u064a\u0629.<\/p>\n<p>\u062e\u0630 \u0628\u0639\u064a\u0646 \u0627\u0644\u0627\u0639\u062a\u0628\u0627\u0631 \u0627\u0644\u0645\u062b\u0627\u0644 \u0627\u0644\u062a\u0627\u0644\u064a:<\/p>\n<div class=\"hcb_wrap\" data-no-translation=\"\" data-no-auto-translation=\"\">\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>\u064a\u062a\u0645 \u0639\u0631\u0636 \u0627\u0644\u0645\u062e\u0631\u062c\u0627\u062a \u0627\u0644\u062a\u0627\u0644\u064a\u0629 \u0639\u0644\u0649 \u0627\u0644\u0634\u0627\u0634\u0629:<\/p>\n<div class=\"hcb_wrap\" data-no-translation=\"\" data-no-auto-translation=\"\">\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\u0623\u062e\u0630 \u062f\u0627\u0644\u0629 SQL \u0627\u0644\u0645\u0633\u0645\u0627\u0629 LOWER \u0648\u0633\u064a\u0637\u064b\u0627 \u0648\u0627\u062d\u062f\u064b\u0627 \u0648\u062a\u062d\u0648\u0644 \u0645\u062d\u062a\u0648\u0627\u0647 \u0625\u0644\u0649 \u0623\u062d\u0631\u0641 \u0635\u063a\u064a\u0631\u0629. \u0648\u0645\u0646 \u062e\u0644\u0627\u0644 \u0627\u0644\u0639\u0645\u0648\u062f \u0627\u0644\u0645\u0633\u062a\u0639\u0627\u0631 AS title_downcase\u060c \u062a\u064f\u0639\u0631\u0636 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0646\u0627\u062a\u062c\u0629 \u0641\u064a \u0639\u0645\u0648\u062f \u0645\u0624\u0642\u062a \u064a\u062d\u0645\u0644 \u0627\u0644\u0627\u0633\u0645 title_downcase.<\/p>\n<p>\u0627\u0633\u062a\u0631\u062c\u0639 \u0627\u0644\u0622\u0646 \u062c\u0645\u064a\u0639 \u0627\u0644\u0645\u0624\u0644\u0641\u064a\u0646\u060c \u0647\u0630\u0647 \u0627\u0644\u0645\u0631\u0629 \u0645\u0639 \u062a\u062d\u0648\u064a\u0644 \u0627\u0644\u0623\u062d\u0631\u0641 \u0625\u0644\u0649 \u0623\u062d\u0631\u0641 \u0643\u0628\u064a\u0631\u0629. \u062c\u0631\u0651\u0628 \u062a\u0634\u063a\u064a\u0644 \u0627\u0633\u062a\u0639\u0644\u0627\u0645 SQL \u0627\u0644\u062a\u0627\u0644\u064a:<\/p>\n<div class=\"hcb_wrap\" data-no-translation=\"\" data-no-auto-translation=\"\">\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>\u0633\u0648\u0641 \u062a\u062d\u0635\u0644 \u0639\u0644\u0649 \u0627\u0644\u0646\u062a\u064a\u062c\u0629 \u0627\u0644\u062a\u0627\u0644\u064a\u0629:<\/p>\n<div class=\"hcb_wrap\" data-no-translation=\"\" data-no-auto-translation=\"\">\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\u062f\u0644\u0627\u064b \u0645\u0646 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u062f\u0627\u0644\u0629 LOWER\u060c \u0627\u0633\u062a\u062e\u062f\u0645\u062a\u064e \u062f\u0627\u0644\u0629 UPPER\u060c \u0627\u0644\u062a\u064a \u062a\u0639\u0645\u0644 \u0628\u0637\u0631\u064a\u0642\u0629 \u0645\u0634\u0627\u0628\u0647\u0629 \u0648\u0644\u0643\u0646\u0647\u0627 \u062a\u062d\u0648\u0651\u0644 \u0627\u0644\u0646\u0635 \u0625\u0644\u0649 \u0623\u062d\u0631\u0641 \u0643\u0628\u064a\u0631\u0629. \u064a\u0645\u0643\u0646 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0643\u0644\u062a\u0627 \u0627\u0644\u062f\u0627\u0644\u062a\u064a\u0646 \u0644\u0636\u0645\u0627\u0646 \u0627\u062a\u0633\u0627\u0642 \u062d\u0627\u0644\u0629 \u0627\u0644\u0623\u062d\u0631\u0641 \u0639\u0646\u062f \u0627\u0633\u062a\u0631\u062c\u0627\u0639 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a.<\/p>\n<p>\u0645\u0646 \u062f\u0648\u0627\u0644 \u0645\u0639\u0627\u0644\u062c\u0629 \u0627\u0644\u0646\u0635\u0648\u0635 \u0627\u0644\u0645\u0641\u064a\u062f\u0629 \u0627\u0644\u0623\u062e\u0631\u0649 \u062f\u0627\u0644\u0629 CONCAT\u060c \u0627\u0644\u062a\u064a \u062a\u0623\u062e\u0630 \u0639\u062f\u0629 \u0648\u0633\u0627\u0626\u0637 \u062a\u062d\u062a\u0648\u064a \u0639\u0644\u0649 \u0642\u064a\u0645 \u0646\u0635\u064a\u0629 \u0648\u062a\u062f\u0645\u062c\u0647\u0627 \u0645\u0639\u064b\u0627. \u062c\u0631\u0651\u0628 \u0627\u0633\u062a\u0631\u062c\u0627\u0639 \u0623\u0633\u0645\u0627\u0621 \u0627\u0644\u0645\u0624\u0644\u0641\u064a\u0646 \u0648\u0639\u0646\u0627\u0648\u064a\u0646 \u0627\u0644\u0643\u062a\u0628 \u0641\u064a \u0639\u0645\u0648\u062f \u0648\u0627\u062d\u062f. \u0644\u0644\u0642\u064a\u0627\u0645 \u0628\u0630\u0644\u0643\u060c \u0646\u0641\u0651\u0630 \u0627\u0644\u0623\u0645\u0631 \u0627\u0644\u062a\u0627\u0644\u064a:<\/p>\n<div class=\"hcb_wrap\" data-no-translation=\"\" data-no-auto-translation=\"\">\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>\u064a\u064f\u0646\u062a\u062c \u0647\u0630\u0627 \u0627\u0644\u0623\u0645\u0631 \u0627\u0644\u0645\u062e\u0631\u062c\u0627\u062a \u0627\u0644\u062a\u0627\u0644\u064a\u0629:<\/p>\n<div class=\"hcb_wrap\" data-no-translation=\"\" data-no-auto-translation=\"\">\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\u0642\u0648\u0645 \u062f\u0627\u0644\u0629 CONCAT \u0628\u062f\u0645\u062c \u0639\u062f\u0629 \u0633\u0644\u0627\u0633\u0644 \u0646\u0635\u064a\u0629\u060c \u0648\u062a\u064f\u0646\u0641\u064e\u0651\u0630 \u0628\u062b\u0644\u0627\u062b\u0629 \u0648\u0633\u0627\u0626\u0637. \u0627\u0644\u0648\u0633\u064a\u0637 \u0627\u0644\u0623\u0648\u0644\u060c author\u060c \u064a\u0634\u064a\u0631 \u0625\u0644\u0649 \u0639\u0645\u0648\u062f author \u0627\u0644\u0630\u064a \u064a\u062d\u062a\u0648\u064a \u0639\u0644\u0649 \u0627\u0633\u0645 \u0627\u0644\u0645\u0624\u0644\u0641. \u0627\u0644\u0648\u0633\u064a\u0637 \u0627\u0644\u062b\u0627\u0646\u064a\u060c :\u060c \u0647\u0648 \u0642\u064a\u0645\u0629 \u0646\u0635\u064a\u0629 \u0627\u062e\u062a\u064a\u0627\u0631\u064a\u0629 \u0644\u0641\u0635\u0644 \u0623\u0633\u0645\u0627\u0621 \u0627\u0644\u0645\u0624\u0644\u0641\u064a\u0646 \u0648\u0639\u0646\u0627\u0648\u064a\u0646 \u0627\u0644\u0643\u062a\u0628 \u0628\u0646\u0642\u0637\u062a\u064a\u0646 \u0631\u0623\u0633\u064a\u062a\u064a\u0646. \u0627\u0644\u0648\u0633\u064a\u0637 \u0627\u0644\u0623\u062e\u064a\u0631\u060c title\u060c \u064a\u0634\u064a\u0631 \u0625\u0644\u0649 \u0639\u0645\u0648\u062f title \u0627\u0644\u0630\u064a \u064a\u062d\u062a\u0648\u064a \u0639\u0644\u0649 \u0639\u0646\u0627\u0648\u064a\u0646 \u0627\u0644\u0643\u062a\u0628.<\/p>\n<p>\u0648\u0646\u062a\u064a\u062c\u0629 \u0644\u0647\u0630\u0627 \u0627\u0644\u0627\u0633\u062a\u0639\u0644\u0627\u0645\u060c \u064a\u062a\u0645 \u0625\u0631\u062c\u0627\u0639 \u0627\u0644\u0645\u0624\u0644\u0641\u064a\u0646 \u0648\u0627\u0644\u0639\u0646\u0627\u0648\u064a\u0646 \u0641\u064a \u0639\u0645\u0648\u062f \u0645\u0624\u0642\u062a \u064a\u0633\u0645\u0649 full_title\u060c \u0648\u0627\u0644\u0630\u064a \u064a\u062a\u0645 \u062f\u0645\u062c\u0647 \u0645\u0628\u0627\u0634\u0631\u0629 \u0628\u0648\u0627\u0633\u0637\u0629 \u0645\u062d\u0631\u0643 \u0642\u0627\u0639\u062f\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a.<\/p>\n<p>\u062a\u062a\u0636\u0645\u0646 \u0648\u0638\u0627\u0626\u0641 \u0627\u0644\u0633\u0644\u0627\u0633\u0644 \u0627\u0644\u0646\u0635\u064a\u0629 \u0627\u0644\u0623\u062e\u0631\u0649 \u0627\u0644\u0645\u062f\u0645\u062c\u0629 \u0641\u064a MySQL \u0648\u0638\u0627\u0626\u0641 \u0644\u0644\u0628\u062d\u062b \u0639\u0646 \u0627\u0644\u0633\u0644\u0627\u0633\u0644 \u0627\u0644\u0646\u0635\u064a\u0629 \u0648\u0627\u0633\u062a\u0628\u062f\u0627\u0644\u0647\u0627\u060c \u0648\u0627\u0633\u062a\u0631\u062c\u0627\u0639 \u0627\u0644\u0633\u0644\u0627\u0633\u0644 \u0627\u0644\u0641\u0631\u0639\u064a\u0629\u060c \u0648\u0625\u0636\u0627\u0641\u0629 \u0627\u0644\u062d\u0634\u0648\u0627\u062a \u0648\u062d\u0630\u0641 \u0627\u0644\u0645\u0633\u0627\u0641\u0627\u062a \u0627\u0644\u0632\u0627\u0626\u062f\u0629 \u0645\u0646 \u0642\u064a\u0645 \u0627\u0644\u0633\u0644\u0627\u0633\u0644 \u0627\u0644\u0646\u0635\u064a\u0629\u060c \u0648\u062a\u0637\u0628\u064a\u0642 \u0627\u0644\u062a\u0639\u0627\u0628\u064a\u0631 \u0627\u0644\u0646\u0645\u0637\u064a\u0629\u060c \u0648\u063a\u064a\u0631\u0647\u0627. \u064a\u0645\u0643\u0646\u0643 \u0645\u0639\u0631\u0641\u0629 \u0627\u0644\u0645\u0632\u064a\u062f \u062d\u0648\u0644 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0648\u0638\u0627\u0626\u0641 SQL \u0644\u062f\u0645\u062c \u0642\u064a\u0645 \u0645\u062a\u0639\u062f\u062f\u0629 \u0641\u064a \u0627\u0644\u0628\u0631\u0646\u0627\u0645\u062c \u0627\u0644\u062a\u0639\u0644\u064a\u0645\u064a &quot;\u0643\u064a\u0641\u064a\u0629 \u0645\u0639\u0627\u0644\u062c\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0648\u0638\u0627\u0626\u0641 CAST \u0648\u062a\u0639\u0628\u064a\u0631\u0627\u062a \u0627\u0644\u062f\u0645\u062c \u0641\u064a SQL&quot;. \u0643\u0645\u0627 \u064a\u0645\u0643\u0646\u0643 \u0627\u0644\u0631\u062c\u0648\u0639 \u0625\u0644\u0649 \u0642\u0633\u0645 &quot;\u0648\u0638\u0627\u0626\u0641 \u0627\u0644\u0633\u0644\u0627\u0633\u0644 \u0627\u0644\u0646\u0635\u064a\u0629 \u0648\u0645\u0639\u0627\u0645\u0644\u0627\u062a\u0647\u0627&quot; \u0641\u064a \u0648\u062b\u0627\u0626\u0642 MySQL.<\/p>\n<p>\u0641\u064a \u0627\u0644\u0642\u0633\u0645 \u0627\u0644\u062a\u0627\u0644\u064a\u060c \u0633\u062a\u0633\u062a\u062e\u062f\u0645 \u0648\u0638\u0627\u0626\u0641 SQL \u0644\u0645\u0639\u0627\u0644\u062c\u0629 \u0627\u0644\u062a\u0648\u0627\u0631\u064a\u062e \u0645\u0646 \u0642\u0627\u0639\u062f\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\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%aa%d8%a7%d8%b1%db%8c%d8%ae-%d9%88-%d8%b2%d9%85%d8%a7%d9%86\">\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0648\u0638\u0627\u0626\u0641 \u0627\u0644\u062a\u0627\u0631\u064a\u062e \u0648\u0627\u0644\u0648\u0642\u062a<\/h2>\n<p>\u062a\u062a\u064a\u062d \u0644\u0643 \u062f\u0648\u0627\u0644 \u0627\u0644\u062a\u0627\u0631\u064a\u062e \u0648\u0627\u0644\u0648\u0642\u062a \u0641\u064a \u0644\u063a\u0629 SQL \u0645\u0639\u0627\u0644\u062c\u0629 \u0627\u0644\u0642\u064a\u0645 \u0627\u0644\u0645\u062e\u0632\u0646\u0629 \u0641\u064a \u0627\u0644\u0623\u0639\u0645\u062f\u0629 \u0627\u0644\u062a\u064a \u062a\u062d\u062a\u0648\u064a \u0639\u0644\u0649 \u0627\u0644\u062a\u0648\u0627\u0631\u064a\u062e \u0648\u0627\u0644\u0637\u0648\u0627\u0628\u0639 \u0627\u0644\u0632\u0645\u0646\u064a\u0629 \u0623\u062b\u0646\u0627\u0621 \u062a\u0646\u0641\u064a\u0630 \u0627\u0633\u062a\u0639\u0644\u0627\u0645\u0627\u062a SQL. \u0648\u064a\u0645\u0643\u0646 \u0627\u0633\u062a\u062e\u062f\u0627\u0645\u0647\u0627 \u0644\u0627\u0633\u062a\u062e\u0631\u0627\u062c \u0623\u062c\u0632\u0627\u0621 \u0645\u0646 \u0645\u0639\u0644\u0648\u0645\u0627\u062a \u0627\u0644\u062a\u0627\u0631\u064a\u062e\u060c \u0623\u0648 \u0625\u062c\u0631\u0627\u0621 \u0639\u0645\u0644\u064a\u0627\u062a \u062d\u0633\u0627\u0628\u064a\u0629 \u0639\u0644\u0649 \u0627\u0644\u062a\u0627\u0631\u064a\u062e\u060c \u0623\u0648 \u062a\u0646\u0633\u064a\u0642 \u0627\u0644\u062a\u0648\u0627\u0631\u064a\u062e \u0648\u0627\u0644\u0637\u0648\u0627\u0628\u0639 \u0627\u0644\u0632\u0645\u0646\u064a\u0629 \u0625\u0644\u0649 \u062a\u0646\u0633\u064a\u0642\u0627\u062a \u0627\u0644\u0625\u062e\u0631\u0627\u062c \u0627\u0644\u0645\u0637\u0644\u0648\u0628\u0629.<\/p>\n<p>\u0644\u0646\u0641\u062a\u0631\u0636 \u0623\u0646\u0643 \u0628\u062d\u0627\u062c\u0629 \u0625\u0644\u0649 \u062a\u0642\u0633\u064a\u0645 \u062a\u0627\u0631\u064a\u062e \u0646\u0634\u0631 \u0627\u0644\u0643\u062a\u0627\u0628 \u0625\u0644\u0649 \u0627\u0644\u0633\u0646\u0629 \u0648\u0627\u0644\u0634\u0647\u0631 \u0648\u0627\u0644\u064a\u0648\u0645 \u0628\u0634\u0643\u0644 \u0645\u0646\u0641\u0635\u0644 \u0628\u062f\u0644\u0627\u064b \u0645\u0646 \u0648\u062c\u0648\u062f \u0639\u0645\u0648\u062f \u062a\u0627\u0631\u064a\u062e \u0648\u0627\u062d\u062f \u0641\u064a \u0627\u0644\u0646\u0627\u062a\u062c.<\/p>\n<p>\u062d\u0627\u0648\u0644 \u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u0623\u0645\u0631 \u0627\u0644\u062a\u0627\u0644\u064a:<\/p>\n<div class=\"hcb_wrap\" data-no-translation=\"\" data-no-auto-translation=\"\">\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>\u0633\u0648\u0641 \u062a\u0631\u0649 \u0625\u062e\u0631\u0627\u062c\u064b\u0627 \u0645\u0634\u0627\u0628\u0647\u064b\u0627 \u0644\u0645\u0627 \u064a\u0644\u064a:<\/p>\n<div class=\"hcb_wrap\" data-no-translation=\"\" data-no-auto-translation=\"\">\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>\u062a\u0633\u062a\u062e\u062f\u0645 \u0639\u0628\u0627\u0631\u0629 SQL \u0647\u0630\u0647 \u062b\u0644\u0627\u062b \u062f\u0648\u0627\u0644 \u0645\u0646\u0641\u0635\u0644\u0629: YEAR \u0648MONTH \u0648DAY. \u062a\u0623\u062e\u0630 \u0643\u0644 \u062f\u0627\u0644\u0629 \u0627\u0633\u0645 \u0627\u0644\u0639\u0645\u0648\u062f \u0627\u0644\u0630\u064a \u062a\u064f\u062e\u0632\u064e\u0651\u0646 \u0641\u064a\u0647 \u0627\u0644\u062a\u0648\u0627\u0631\u064a\u062e \u0643\u0645\u0639\u0627\u0645\u0644\u060c \u0648\u062a\u0633\u062a\u062e\u0631\u062c \u062c\u0632\u0621\u064b\u0627 \u0648\u0627\u062d\u062f\u064b\u0627 \u0641\u0642\u0637 \u0645\u0646 \u0627\u0644\u062a\u0627\u0631\u064a\u062e \u0627\u0644\u0643\u0627\u0645\u0644: \u0627\u0644\u0633\u0646\u0629\u060c \u0623\u0648 \u0627\u0644\u0634\u0647\u0631\u060c \u0623\u0648 \u0627\u0644\u064a\u0648\u0645\u060c \u0639\u0644\u0649 \u0627\u0644\u062a\u0648\u0627\u0644\u064a. \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0647\u0630\u0647 \u0627\u0644\u062f\u0648\u0627\u0644\u060c \u064a\u0645\u0643\u0646\u0643 \u0627\u0644\u0648\u0635\u0648\u0644 \u0625\u0644\u0649 \u0623\u062c\u0632\u0627\u0621 \u0627\u0644\u062a\u0627\u0631\u064a\u062e \u0627\u0644\u0641\u0631\u062f\u064a\u0629 \u0641\u064a \u0627\u0633\u062a\u0639\u0644\u0627\u0645\u0627\u062a SQL.<\/p>\n<p>\u0645\u0646 \u0627\u0644\u0648\u0638\u0627\u0626\u0641 \u0627\u0644\u0645\u0641\u064a\u062f\u0629 \u0627\u0644\u0623\u062e\u0631\u0649 \u0644\u0645\u0639\u0627\u0644\u062c\u0629 \u0627\u0644\u062a\u0648\u0627\u0631\u064a\u062e \u062f\u0627\u0644\u0629 DATEDIFF\u060c \u0627\u0644\u062a\u064a \u062a\u062a\u064a\u062d \u0644\u0643 \u062d\u0633\u0627\u0628 \u0639\u062f\u062f \u0627\u0644\u0623\u064a\u0627\u0645 \u0628\u064a\u0646 \u062a\u0627\u0631\u064a\u062e\u064a\u0646. \u0627\u0644\u0622\u0646\u060c \u062a\u062d\u0642\u0642 \u0645\u0646 \u0639\u062f\u062f \u0627\u0644\u0623\u064a\u0627\u0645 \u0627\u0644\u062a\u064a \u0627\u0646\u0642\u0636\u062a \u0628\u064a\u0646 \u062a\u0627\u0631\u064a\u062e \u0625\u0635\u062f\u0627\u0631 \u0643\u0644 \u0643\u062a\u0627\u0628 \u0648\u0627\u0644\u062a\u0627\u0631\u064a\u062e \u0627\u0644\u062d\u0627\u0644\u064a.<\/p>\n<p>\u0642\u0645 \u0628\u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u0627\u0633\u062a\u0639\u0644\u0627\u0645 \u0627\u0644\u062a\u0627\u0644\u064a:<\/p>\n<div class=\"hcb_wrap\" data-no-translation=\"\" data-no-auto-translation=\"\">\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>\u064a\u062a\u0645 \u0639\u0631\u0636 \u0627\u0644\u0645\u062e\u0631\u062c\u0627\u062a \u0627\u0644\u062a\u0627\u0644\u064a\u0629 \u0639\u0644\u0649 \u0627\u0644\u0634\u0627\u0634\u0629:<\/p>\n<div class=\"hcb_wrap\" data-no-translation=\"\" data-no-auto-translation=\"\">\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\u0623\u062e\u0630 \u062f\u0627\u0644\u0629 DATEDIFF \u0648\u0633\u064a\u0637\u064a\u0646: \u062a\u0627\u0631\u064a\u062e \u0627\u0644\u0628\u062f\u0627\u064a\u0629 \u0648\u062a\u0627\u0631\u064a\u062e \u0627\u0644\u0646\u0647\u0627\u064a\u0629. \u062a\u062d\u0633\u0628 \u0647\u0630\u0647 \u0627\u0644\u062f\u0627\u0644\u0629 \u0639\u062f\u062f \u0627\u0644\u0623\u064a\u0627\u0645 \u0627\u0644\u062a\u064a \u062a\u0641\u0635\u0644 \u0628\u064a\u0646 \u0647\u0630\u064a\u0646 \u0627\u0644\u062a\u0627\u0631\u064a\u062e\u064a\u0646. \u0625\u0630\u0627 \u0643\u0627\u0646 \u062a\u0627\u0631\u064a\u062e \u0627\u0644\u0646\u0647\u0627\u064a\u0629 \u0623\u0633\u0628\u0642\u060c \u0641\u0642\u062f \u062a\u0643\u0648\u0646 \u0627\u0644\u0646\u062a\u064a\u062c\u0629 \u0639\u062f\u062f\u064b\u0627 \u0633\u0627\u0644\u0628\u064b\u0627. \u0641\u064a \u0647\u0630\u0627 \u0627\u0644\u0645\u062b\u0627\u0644\u060c \u0627\u0644\u0648\u0633\u064a\u0637 \u0627\u0644\u0623\u0648\u0644 \u0647\u0648 \u0627\u0633\u0645 \u0639\u0645\u0648\u062f introduction_date\u060c \u0627\u0644\u0630\u064a \u064a\u062d\u062a\u0648\u064a \u0639\u0644\u0649 \u0627\u0644\u062a\u0648\u0627\u0631\u064a\u062e \u0641\u064a \u062c\u062f\u0648\u0644 \u0627\u0644\u0645\u062e\u0632\u0648\u0646. \u0623\u0645\u0627 \u0627\u0644\u0648\u0633\u064a\u0637 \u0627\u0644\u062b\u0627\u0646\u064a \u0641\u0647\u0648 \u062f\u0627\u0644\u0629 \u0623\u062e\u0631\u0649 \u062a\u064f\u0633\u0645\u0649 CURRENT_DATE\u060c \u0648\u0627\u0644\u062a\u064a \u062a\u064f\u0645\u062b\u0644 \u062a\u0627\u0631\u064a\u062e \u0627\u0644\u0646\u0638\u0627\u0645 \u0627\u0644\u062d\u0627\u0644\u064a. \u0639\u0646\u062f \u062a\u0634\u063a\u064a\u0644 \u0647\u0630\u0627 \u0627\u0644\u0627\u0633\u062a\u0639\u0644\u0627\u0645\u060c \u064a\u062a\u0645 \u0627\u0633\u062a\u0631\u062c\u0627\u0639 \u0639\u062f\u062f \u0627\u0644\u0623\u064a\u0627\u0645 \u0628\u064a\u0646 \u0647\u0630\u064a\u0646 \u0627\u0644\u062a\u0627\u0631\u064a\u062e\u064a\u0646\u060c \u0648\u062a\u064f\u062e\u0632\u0646 \u0627\u0644\u0646\u062a\u0627\u0626\u062c \u0641\u064a \u0639\u0645\u0648\u062f \u0645\u0624\u0642\u062a \u064a\u064f\u0633\u0645\u0649 days_since.<\/p>\n<p><span style=\"color: #ff0000;\">\u0645\u0644\u0627\u062d\u0638\u0629: \u062f\u0627\u0644\u0629 DATEDIFF \u0644\u064a\u0633\u062a \u062c\u0632\u0621\u064b\u0627 \u0645\u0646 \u0645\u062c\u0645\u0648\u0639\u0629 \u062f\u0648\u0627\u0644 SQL \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629 \u0627\u0644\u0631\u0633\u0645\u064a\u0629. \u0645\u0639 \u0623\u0646 \u0627\u0644\u0639\u062f\u064a\u062f \u0645\u0646 \u0642\u0648\u0627\u0639\u062f \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u062a\u062f\u0639\u0645 \u0647\u0630\u0647 \u0627\u0644\u062f\u0627\u0644\u0629\u060c \u0625\u0644\u0627 \u0623\u0646 \u0635\u064a\u063a\u062a\u0647\u0627 \u062a\u062e\u062a\u0644\u0641 \u063a\u0627\u0644\u0628\u064b\u0627 \u0628\u064a\u0646 \u0645\u062d\u0631\u0643\u0627\u062a \u0642\u0648\u0627\u0639\u062f \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0645\u062e\u062a\u0644\u0641\u0629. \u064a\u062a\u0628\u0639 \u0647\u0630\u0627 \u0627\u0644\u0645\u062b\u0627\u0644 \u0635\u064a\u063a\u0629 MySQL \u0627\u0644\u0623\u0635\u0644\u064a\u0629.<\/span><\/p>\n<p>\u062a\u062a\u0636\u0645\u0646 \u0648\u0638\u0627\u0626\u0641 \u0645\u0639\u0627\u0644\u062c\u0629 \u0627\u0644\u062a\u0648\u0627\u0631\u064a\u062e \u0627\u0644\u0623\u062e\u0631\u0649 \u0627\u0644\u0645\u062f\u0645\u062c\u0629 \u0641\u064a MySQL \u0625\u0636\u0627\u0641\u0629 \u0648\u0637\u0631\u062d \u0627\u0644\u0641\u062a\u0631\u0627\u062a \u0627\u0644\u0632\u0645\u0646\u064a\u0629 \u0648\u0627\u0644\u062a\u0648\u0627\u0631\u064a\u062e\u060c \u0648\u062a\u0646\u0633\u064a\u0642 \u0627\u0644\u062a\u0648\u0627\u0631\u064a\u062e \u0644\u0644\u063a\u0627\u062a \u0627\u0644\u0645\u062e\u062a\u0644\u0641\u0629\u060c \u0648\u0627\u0633\u062a\u0631\u062c\u0627\u0639 \u0623\u0633\u0645\u0627\u0621 \u0627\u0644\u0623\u064a\u0627\u0645 \u0648\u0627\u0644\u0623\u0634\u0647\u0631\u060c \u0623\u0648 \u0625\u0646\u0634\u0627\u0621 \u0642\u064a\u0645 \u062a\u0648\u0627\u0631\u064a\u062e \u062c\u062f\u064a\u062f\u0629. \u064a\u0645\u0643\u0646\u0643 \u0645\u0639\u0631\u0641\u0629 \u0627\u0644\u0645\u0632\u064a\u062f \u062d\u0648\u0644 \u0627\u0644\u062a\u0639\u0627\u0645\u0644 \u0645\u0639 \u0627\u0644\u062a\u0648\u0627\u0631\u064a\u062e \u0641\u064a SQL \u0645\u0646 \u062e\u0644\u0627\u0644 \u062f\u0644\u064a\u0644 &quot;\u0643\u064a\u0641\u064a\u0629 \u0627\u0644\u062a\u0639\u0627\u0645\u0644 \u0645\u0639 \u0627\u0644\u062a\u0648\u0627\u0631\u064a\u062e \u0648\u0627\u0644\u0623\u0648\u0642\u0627\u062a \u0641\u064a SQL&quot;. \u0643\u0645\u0627 \u064a\u0645\u0643\u0646\u0643 \u0627\u0644\u0631\u062c\u0648\u0639 \u0625\u0644\u0649 \u0648\u0638\u0627\u0626\u0641 \u0627\u0644\u062a\u0627\u0631\u064a\u062e \u0648\u0627\u0644\u0648\u0642\u062a \u0641\u064a \u0648\u062b\u0627\u0626\u0642 MySQL.<\/p>\n<p>\u0641\u064a \u0627\u0644\u0642\u0633\u0645 \u0627\u0644\u062a\u0627\u0644\u064a\u060c \u0633\u062a\u062a\u0639\u0644\u0645 \u0643\u064a\u0641\u064a\u0629 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u062f\u0648\u0627\u0644 \u0627\u0644\u062a\u062c\u0645\u064a\u0639\u064a\u0629.<\/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\u062e\u062f\u0627\u0645 \u0627\u0644\u062f\u0648\u0627\u0644 \u0627\u0644\u062a\u062c\u0645\u064a\u0639\u064a\u0629<\/h2>\n<p>\u0641\u064a \u062c\u0645\u064a\u0639 \u0627\u0644\u0623\u0645\u062b\u0644\u0629 \u0627\u0644\u0633\u0627\u0628\u0642\u0629\u060c \u0627\u0633\u062a\u062e\u062f\u0645\u062a\u064e \u062f\u0648\u0627\u0644 SQL \u0644\u062a\u0637\u0628\u064a\u0642 \u062a\u062d\u0648\u064a\u0644\u0627\u062a \u0623\u0648 \u0639\u0645\u0644\u064a\u0627\u062a \u062d\u0633\u0627\u0628\u064a\u0629 \u0639\u0644\u0649 \u0642\u064a\u0645 \u0623\u0639\u0645\u062f\u0629 \u0641\u0631\u062f\u064a\u0629 \u0641\u064a \u0635\u0641\u060c \u064a\u064f\u0645\u062b\u0644 \u0643\u062a\u0627\u0628\u064b\u0627 \u0641\u064a \u0645\u0643\u062a\u0628\u0629. \u064a\u0648\u0641\u0631 SQL \u0637\u0631\u064a\u0642\u0629 \u0644\u0625\u062c\u0631\u0627\u0621 \u0639\u0645\u0644\u064a\u0627\u062a \u062d\u0633\u0627\u0628\u064a\u0629 \u0639\u0644\u0649 \u0635\u0641\u0648\u0641 \u0645\u062a\u0639\u062f\u062f\u0629 \u0644\u0645\u0633\u0627\u0639\u062f\u062a\u0643 \u0641\u064a \u0627\u0644\u062d\u0635\u0648\u0644 \u0639\u0644\u0649 \u0645\u0639\u0644\u0648\u0645\u0627\u062a \u0625\u062c\u0645\u0627\u0644\u064a\u0629 \u062d\u0648\u0644 \u0645\u062c\u0645\u0648\u0639\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0628\u0623\u0643\u0645\u0644\u0647\u0627.<\/p>\n<ul>\n<li>\u062a\u062a\u0636\u0645\u0646 \u0627\u0644\u062f\u0648\u0627\u0644 \u0627\u0644\u062a\u062c\u0645\u064a\u0639\u064a\u0629 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629 \u0641\u064a \u0644\u063a\u0629 SQL \u0645\u0627 \u064a\u0644\u064a:<\/li>\n<li>AVG \u0647\u0648 \u0645\u062a\u0648\u0633\u0637 \u0627\u0644\u0642\u064a\u0645 \u0627\u0644\u062a\u064a \u064a\u062a\u0645 \u0625\u062c\u0631\u0627\u0621 \u0627\u0644\u062d\u0633\u0627\u0628\u0627\u062a \u0639\u0644\u064a\u0647\u0627.<\/li>\n<li>COUNT \u0644\u0639\u062f\u062f \u0627\u0644\u0642\u064a\u0645 \u0627\u0644\u062a\u064a \u064a\u062a\u0645 \u0625\u062c\u0631\u0627\u0621 \u0627\u0644\u0639\u0645\u0644\u064a\u0627\u062a \u0627\u0644\u062d\u0633\u0627\u0628\u064a\u0629 \u0639\u0644\u064a\u0647\u0627.<\/li>\n<li>MAX \u062a\u0639\u0646\u064a \u0627\u0644\u0642\u064a\u0645\u0629 \u0627\u0644\u0642\u0635\u0648\u0649.<\/li>\n<li>\u0627\u0644\u062d\u062f \u0627\u0644\u0623\u062f\u0646\u0649 \u0644\u0644\u0642\u064a\u0645\u0629.<\/li>\n<li>\u0627\u0644\u0645\u062c\u0645\u0648\u0639 \u0647\u0648 \u0645\u062c\u0645\u0648\u0639 \u062c\u0645\u064a\u0639 \u0627\u0644\u0642\u064a\u0645.<\/li>\n<\/ul>\n<p>\u064a\u0645\u0643\u0646\u0643 \u062a\u0636\u0645\u064a\u0646 \u0639\u062f\u0629 \u062f\u0648\u0627\u0644 \u062a\u062c\u0645\u064a\u0639\u064a\u0629 \u0641\u064a \u0627\u0633\u062a\u0639\u0644\u0627\u0645 SELECT \u0627\u0644\u062e\u0627\u0635 \u0628\u0643. \u062a\u062e\u064a\u0644 \u0623\u0646\u0643 \u062a\u0631\u064a\u062f \u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u0639\u062f\u062f \u0627\u0644\u0643\u062a\u0628 \u0627\u0644\u0645\u0639\u0631\u0648\u0636\u0629 \u0641\u064a \u0645\u0643\u062a\u0628\u0629\u060c \u0648\u0623\u0639\u0644\u0649 \u0633\u0639\u0631 \u0644\u0643\u0644 \u0643\u062a\u0627\u0628 \u0645\u062a\u0627\u062d\u060c \u0648\u0645\u062a\u0648\u0633\u0637 \u0627\u0644\u0633\u0639\u0631 \u0641\u064a \u062c\u0645\u064a\u0639 \u0627\u0644\u0643\u062a\u0628 \u0627\u0644\u0645\u0639\u0631\u0648\u0636\u0629. \u0644\u0644\u0642\u064a\u0627\u0645 \u0628\u0630\u0644\u0643\u060c \u0646\u0641\u0651\u0630 \u0627\u0644\u0639\u0628\u0627\u0631\u0629 \u0627\u0644\u062a\u0627\u0644\u064a\u0629:<\/p>\n<div class=\"hcb_wrap\" data-no-translation=\"\" data-no-auto-translation=\"\">\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>\u064a\u064f\u0646\u062a\u062c \u0647\u0630\u0627 \u0627\u0644\u0623\u0645\u0631 \u0627\u0644\u0645\u062e\u0631\u062c\u0627\u062a \u0627\u0644\u062a\u0627\u0644\u064a\u0629:<\/p>\n<div class=\"hcb_wrap\" data-no-translation=\"\" data-no-auto-translation=\"\">\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>\u064a\u0633\u062a\u062e\u062f\u0645 \u0627\u0644\u0627\u0633\u062a\u0639\u0644\u0627\u0645 \u0623\u0639\u0644\u0627\u0647 \u062b\u0644\u0627\u062b \u062f\u0648\u0627\u0644 \u062a\u062c\u0645\u064a\u0639\u064a\u0629 \u0641\u064a \u0622\u0646 \u0648\u0627\u062d\u062f. \u062a\u0642\u0648\u0645 \u062f\u0627\u0644\u0629 COUNT \u0628\u062d\u0633\u0627\u0628 \u0639\u062f\u062f \u0627\u0644\u0635\u0641\u0648\u0641 \u0627\u0644\u062a\u064a \u064a\u0628\u062d\u062b \u0639\u0646\u0647\u0627 \u0627\u0644\u0627\u0633\u062a\u0639\u0644\u0627\u0645. \u0641\u064a \u0647\u0630\u0627 \u0627\u0644\u0645\u062b\u0627\u0644\u060c \u062a\u0645 \u062a\u0645\u0631\u064a\u0631 \u0627\u0644\u0639\u0646\u0648\u0627\u0646 \u0643\u0648\u0633\u064a\u0637\u060c \u0648\u0644\u0643\u0646 \u0628\u0645\u0627 \u0623\u0646 \u0639\u062f\u062f \u0627\u0644\u0635\u0641\u0648\u0641 \u0633\u064a\u0643\u0648\u0646 \u0645\u062a\u0633\u0627\u0648\u064a\u0627\u064b \u0644\u0643\u0644 \u0639\u0645\u0648\u062f \u0645\u064f\u062d\u062f\u062f\u060c \u064a\u0645\u0643\u0646\u0643 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0623\u064a \u0627\u0633\u0645 \u0639\u0645\u0648\u062f \u0622\u062e\u0631 \u0643\u0648\u0633\u064a\u0637 \u0644\u0644\u062f\u0627\u0644\u0629. \u062a\u062d\u0633\u0628 \u062f\u0627\u0644\u0629 MAX \u0627\u0644\u0642\u064a\u0645\u0629 \u0627\u0644\u0642\u0635\u0648\u0649 \u0645\u0646 \u0639\u0645\u0648\u062f \u0627\u0644\u0633\u0639\u0631: \u0647\u0646\u0627\u060c \u0627\u0633\u0645 \u0627\u0644\u0639\u0645\u0648\u062f \u0645\u0647\u0645\u060c \u0644\u0623\u0646 \u0627\u0644\u062d\u0633\u0627\u0628 \u064a\u062a\u0645 \u0639\u0644\u0649 \u0627\u0644\u0642\u064a\u0645 \u0627\u0644\u0645\u0648\u062c\u0648\u062f\u0629 \u0641\u064a \u0630\u0644\u0643 \u0627\u0644\u0639\u0645\u0648\u062f. \u0623\u0645\u0627 \u0627\u0644\u062f\u0627\u0644\u0629 \u0627\u0644\u0623\u062e\u064a\u0631\u0629 \u0641\u0647\u064a \u062f\u0627\u0644\u0629 AVG\u060c \u0627\u0644\u062a\u064a \u062a\u062d\u0633\u0628 \u0645\u062a\u0648\u0633\u0637 \u062c\u0645\u064a\u0639 \u0627\u0644\u0623\u0633\u0639\u0627\u0631 \u0645\u0646 \u0639\u0645\u0648\u062f \u0627\u0644\u0633\u0639\u0631.<\/p>\n<p>\u064a\u0624\u062f\u064a \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u062f\u0648\u0627\u0644 \u0627\u0644\u062a\u062c\u0645\u064a\u0639\u064a\u0629 \u0628\u0647\u0630\u0647 \u0627\u0644\u0637\u0631\u064a\u0642\u0629 \u0625\u0644\u0649 \u0625\u0631\u062c\u0627\u0639 \u0635\u0641 \u0625\u0644\u0649 \u0642\u0627\u0639\u062f\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u064a\u062d\u062a\u0648\u064a \u0639\u0644\u0649 \u0623\u0639\u0645\u062f\u0629 \u0645\u0624\u0642\u062a\u0629 \u062a\u0645\u062b\u0644 \u0642\u064a\u0645 \u0627\u0644\u0639\u0645\u0644\u064a\u0627\u062a \u0627\u0644\u062d\u0633\u0627\u0628\u064a\u0629 \u0627\u0644\u062a\u062c\u0645\u064a\u0639\u064a\u0629. \u062a\u064f\u0633\u062a\u062e\u062f\u0645 \u0635\u0641\u0648\u0641 \u0627\u0644\u0645\u0635\u062f\u0631 \u062f\u0627\u062e\u0644\u064a\u064b\u0627 \u0641\u064a \u0627\u0644\u062d\u0633\u0627\u0628\u060c \u0648\u0644\u0643\u0646\u0647\u0627 \u0644\u0627 \u062a\u064f\u0639\u0627\u062f \u0639\u0628\u0631 \u0627\u0644\u0627\u0633\u062a\u0639\u0644\u0627\u0645. \u0641\u064a \u0647\u0630\u0627 \u0627\u0644\u0645\u062b\u0627\u0644\u060c \u0627\u0633\u062a\u062e\u062f\u0645\u062a\u064e \u0627\u0644\u062f\u0648\u0627\u0644 \u0627\u0644\u062a\u062c\u0645\u064a\u0639\u064a\u0629 \u0644\u062d\u0633\u0627\u0628 \u0627\u0644\u0642\u064a\u0645 \u0627\u0644\u0625\u062d\u0635\u0627\u0626\u064a\u0629 \u0645\u0646 \u062c\u062f\u0648\u0644 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