{"id":16545,"date":"2024-12-20T12:46:21","date_gmt":"2024-12-20T09:16:21","guid":{"rendered":"https:\/\/www.itpiran.net\/blog\/?p=16545"},"modified":"2024-12-20T12:46:21","modified_gmt":"2024-12-20T09:16:21","slug":"mongodb-query-and-projection-operator","status":"publish","type":"post","link":"https:\/\/www.itpiran.net\/blog\/tutorials\/mongodb-query-and-projection-operator\/","title":{"rendered":"\u0639\u0645\u0644\u06af\u0631\u0647\u0627\u06cc \u067e\u0631\u0633\u200c\u0648\u062c\u0648 \u0648 \u0627\u0646\u062a\u062e\u0627\u0628 \u062f\u0631 MongoDB"},"content":{"rendered":"

\u0645\u0642\u062f\u0645\u0647<\/h2>\n

\u0639\u0645\u0644\u06af\u0631\u0647\u0627\u06cc \u067e\u0631\u0633 \u0648 \u062c\u0648 \u062f\u0631 MongoDB \u0634\u0627\u0645\u0644 \u0639\u0645\u0644\u06af\u0631\u0647\u0627\u06cc \u0645\u0642\u0627\u06cc\u0633\u0647\u200c\u0627\u06cc\u060c \u0645\u0646\u0637\u0642\u06cc\u060c \u0639\u0646\u0635\u0631\u06cc\u060c \u0627\u0631\u0632\u06cc\u0627\u0628\u06cc\u060c \u062c\u063a\u0631\u0627\u0641\u06cc\u0627\u06cc\u06cc\u060c \u0622\u0631\u0627\u06cc\u0647\u200c\u0627\u06cc\u060c \u0628\u06cc\u062a\u06cc \u0648 \u06a9\u0627\u0645\u0646\u062a \u0647\u0633\u062a\u0646\u062f.<\/p>\n

\u0639\u0645\u0644\u06af\u0631\u0647\u0627\u06cc \u0645\u0642\u0627\u06cc\u0633\u0647\u200c\u0627\u06cc MongoDB<\/h2>\n

$eq<\/h5>\n

\u0639\u0645\u0644\u06af\u0631 $eq \u0634\u0631\u0627\u06cc\u0637 \u0628\u0631\u0627\u0628\u0631\u06cc \u0631\u0627 \u0645\u0634\u062e\u0635 \u0645\u06cc\u200c\u06a9\u0646\u062f. \u0627\u06cc\u0646 \u0639\u0645\u0644\u06af\u0631 \u0627\u0633\u0646\u0627\u062f \u0631\u0627 \u062a\u0637\u0627\u0628\u0642 \u0645\u06cc\u200c\u062f\u0647\u062f \u06a9\u0647 \u062f\u0631 \u0622\u0646 \u0645\u0642\u062f\u0627\u0631 \u06cc\u06a9 \u0641\u06cc\u0644\u062f \u0628\u0631\u0627\u0628\u0631 \u0628\u0627 \u0645\u0642\u062f\u0627\u0631 \u0645\u0634\u062e\u0635 \u0634\u062f\u0647 \u0628\u0627\u0634\u062f.<\/p>\n

\u0646\u062d\u0648:<\/strong><\/p>\n

\n
{ : { $eq: } }<\/code><\/pre>\n<\/div>\n
\u0645\u062b\u0627\u0644:<\/strong><\/p>\n
\n
db.books.find({ price: { $eq: 300 } })<\/code><\/pre>\n<\/div>\n
\u062f\u0631 \u0627\u06cc\u0646 \u0645\u062b\u0627\u0644\u060c \u067e\u0631\u0633 \u0648 \u062c\u0648 \u0628\u0647 \u0645\u062c\u0645\u0648\u0639\u0647 \u06a9\u062a\u0627\u0628\u200c\u0647\u0627 \u0645\u06cc\u200c\u067e\u0631\u062f\u0627\u0632\u062f \u062a\u0627 \u062a\u0645\u0627\u0645\u06cc \u0627\u0633\u0646\u0627\u062f\u06cc \u06a9\u0647 \u062f\u0631 \u0622\u0646\u200c\u0647\u0627 \u0645\u0642\u062f\u0627\u0631 \u0641\u06cc\u0644\u062f \u0642\u06cc\u0645\u062a \u0628\u0631\u0627\u0628\u0631 \u0628\u0627 300 \u0628\u0627\u0634\u062f \u0631\u0627 \u0627\u0646\u062a\u062e\u0627\u0628 \u06a9\u0646\u062f.<\/p>\n
$gt<\/h5>\n
\u0639\u0645\u0644\u06af\u0631 $gt \u0627\u0633\u0646\u0627\u062f\u06cc \u0631\u0627 \u0627\u0646\u062a\u062e\u0627\u0628 \u0645\u06cc\u200c\u06a9\u0646\u062f \u06a9\u0647 \u062f\u0631 \u0622\u0646\u200c\u0647\u0627 \u0645\u0642\u062f\u0627\u0631 \u0641\u06cc\u0644\u062f \u0628\u06cc\u0634\u062a\u0631 \u0627\u0632 \u0645\u0642\u062f\u0627\u0631 \u0645\u0634\u062e\u0635 \u0634\u062f\u0647 \u0628\u0627\u0634\u062f.<\/p>\n
\u0646\u062d\u0648:<\/strong><\/p>\n
\n
{ field: { $gt: value } }<\/code><\/pre>\n<\/div>\n
\u0645\u062b\u0627\u0644:<\/strong><\/p>\n
\n
db.books.find({ price: { $gt: 200 } })<\/code><\/pre>\n<\/div>\n
$gte<\/h5>\n
\u0639\u0645\u0644\u06af\u0631 $gte \u0627\u0633\u0646\u0627\u062f\u06cc \u0631\u0627 \u0627\u0646\u062a\u062e\u0627\u0628 \u0645\u06cc\u200c\u06a9\u0646\u062f \u06a9\u0647 \u0645\u0642\u062f\u0627\u0631 \u0641\u06cc\u0644\u062f \u0628\u06cc\u0634\u062a\u0631 \u0627\u0632 \u06cc\u0627 \u0628\u0631\u0627\u0628\u0631 \u0628\u0627 \u0645\u0642\u062f\u0627\u0631 \u0645\u0634\u062e\u0635 \u0634\u062f\u0647 \u0628\u0627\u0634\u062f.<\/p>\n
\u0646\u062d\u0648:<\/strong><\/p>\n
\n
{ field: { $gte: value } }<\/code><\/pre>\n<\/div>\n
\u0645\u062b\u0627\u0644:<\/strong><\/p>\n
\n
db.books.find({ price: { $gte: 250 } })<\/code><\/pre>\n<\/div>\n
$in<\/h5>\n
\u0639\u0645\u0644\u06af\u0631 $in \u0627\u0633\u0646\u0627\u062f\u06cc \u0631\u0627 \u0627\u0646\u062a\u062e\u0627\u0628 \u0645\u06cc\u200c\u06a9\u0646\u062f \u06a9\u0647 \u0645\u0642\u062f\u0627\u0631 \u06cc\u06a9 \u0641\u06cc\u0644\u062f \u0628\u0631\u0627\u0628\u0631 \u0628\u0627 \u0647\u0631 \u06a9\u062f\u0627\u0645 \u0627\u0632 \u0645\u0642\u0627\u062f\u06cc\u0631 \u0645\u0648\u062c\u0648\u062f \u062f\u0631 \u0622\u0631\u0627\u06cc\u0647 \u0645\u0634\u062e\u0635 \u0634\u062f\u0647 \u0628\u0627\u0634\u062f.<\/p>\n
\u0646\u062d\u0648:<\/strong><\/p>\n
\n
{ field: { $in: [, , \u2026] } }<\/code><\/pre>\n<\/div>\n
\u0645\u062b\u0627\u0644:<\/strong><\/p>\n
\n
db.books.find({ price: { $in: [100, 200] } })<\/code><\/pre>\n<\/div>\n
$lt<\/h5>\n
\u0639\u0645\u0644\u06af\u0631 $lt \u0627\u0633\u0646\u0627\u062f\u06cc \u0631\u0627 \u0627\u0646\u062a\u062e\u0627\u0628 \u0645\u06cc\u200c\u06a9\u0646\u062f \u06a9\u0647 \u0645\u0642\u062f\u0627\u0631 \u0641\u06cc\u0644\u062f \u06a9\u0645\u062a\u0631 \u0627\u0632 \u0645\u0642\u062f\u0627\u0631 \u0645\u0634\u062e\u0635 \u0634\u062f\u0647 \u0628\u0627\u0634\u062f.<\/p>\n
\u0646\u062d\u0648:<\/strong><\/p>\n
\n
{ field: { $lt: value } }<\/code><\/pre>\n<\/div>\n
\u0645\u062b\u0627\u0644:<\/strong><\/p>\n
\n
db.books.find({ price: { $lt: 20 } })<\/code><\/pre>\n<\/div>\n
$lte<\/h5>\n
\u0639\u0645\u0644\u06af\u0631 $lte \u0627\u0633\u0646\u0627\u062f\u06cc \u0631\u0627 \u0627\u0646\u062a\u062e\u0627\u0628 \u0645\u06cc\u200c\u06a9\u0646\u062f \u06a9\u0647 \u0645\u0642\u062f\u0627\u0631 \u0641\u06cc\u0644\u062f \u06a9\u0645\u062a\u0631 \u0627\u0632 \u06cc\u0627 \u0628\u0631\u0627\u0628\u0631 \u0628\u0627 \u0645\u0642\u062f\u0627\u0631 \u0645\u0634\u062e\u0635 \u0634\u062f\u0647 \u0628\u0627\u0634\u062f.<\/p>\n
\u0646\u062d\u0648:<\/strong><\/p>\n
\n
{ field: { $lte: value } }<\/code><\/pre>\n<\/div>\n
\u0645\u062b\u0627\u0644:<\/strong><\/p>\n
\n
db.books.find({ price: { $lte: 250 } })<\/code><\/pre>\n<\/div>\n
$ne<\/h5>\n
\u0639\u0645\u0644\u06af\u0631 $ne \u0627\u0633\u0646\u0627\u062f\u06cc \u0631\u0627 \u0627\u0646\u062a\u062e\u0627\u0628 \u0645\u06cc\u200c\u06a9\u0646\u062f \u06a9\u0647 \u0645\u0642\u062f\u0627\u0631 \u0641\u06cc\u0644\u062f \u0628\u0631\u0627\u0628\u0631 \u0628\u0627 \u0645\u0642\u062f\u0627\u0631 \u0645\u0634\u062e\u0635 \u0634\u062f\u0647 \u0646\u0628\u0627\u0634\u062f.<\/p>\n
\u0646\u062d\u0648:<\/strong><\/p>\n
\n
{ : { $ne: } }<\/code><\/pre>\n<\/div>\n
\u0645\u062b\u0627\u0644:<\/strong><\/p>\n
\n
db.books.find({ price: { $ne: 500 } })<\/code><\/pre>\n<\/div>\n
$nin<\/h5>\n
\u0639\u0645\u0644\u06af\u0631 $nin \u0627\u0633\u0646\u0627\u062f\u06cc \u0631\u0627 \u0627\u0646\u062a\u062e\u0627\u0628 \u0645\u06cc\u200c\u06a9\u0646\u062f \u06a9\u0647 \u0645\u0642\u062f\u0627\u0631 \u0641\u06cc\u0644\u062f \u062f\u0631 \u0622\u0631\u0627\u06cc\u0647 \u0645\u0634\u062e\u0635 \u0634\u062f\u0647 \u0646\u0628\u0627\u0634\u062f \u06cc\u0627 \u0627\u0635\u0644\u0627\u064b \u0648\u062c\u0648\u062f \u0646\u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u062f.<\/p>\n
\u0646\u062d\u0648:<\/strong><\/p>\n
\n
{ field: { $nin: [, , \u2026] } }<\/code><\/pre>\n<\/div>\n
\u0645\u062b\u0627\u0644:<\/strong><\/p>\n
\n
db.books.find({ price: { $nin: [50, 150, 200] } })<\/code><\/pre>\n<\/div>\n
\u0639\u0645\u0644\u06af\u0631\u0647\u0627\u06cc \u0645\u0646\u0637\u0642\u06cc MongoDB<\/h2>\n
$and<\/h5>\n
\u0639\u0645\u0644\u06af\u0631 $and \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u06cc\u06a9 \u0639\u0645\u0644\u06af\u0631 \u0645\u0646\u0637\u0642\u06cc AND \u0631\u0648\u06cc \u06cc\u06a9 \u0622\u0631\u0627\u06cc\u0647 \u0639\u0645\u0644 \u0645\u06cc\u200c\u06a9\u0646\u062f. \u0627\u06cc\u0646 \u0622\u0631\u0627\u06cc\u0647 \u0628\u0627\u06cc\u062f \u0634\u0627\u0645\u0644 \u06cc\u06a9 \u06cc\u0627 \u0686\u0646\u062f \u0639\u0628\u0627\u0631\u062a \u0628\u0627\u0634\u062f \u0648 \u0627\u0633\u0646\u0627\u062f\u06cc \u0631\u0627 \u0627\u0646\u062a\u062e\u0627\u0628 \u0645\u06cc\u200c\u06a9\u0646\u062f \u06a9\u0647 \u062a\u0645\u0627\u0645 \u0639\u0628\u0627\u0631\u0627\u062a \u0645\u0648\u062c\u0648\u062f \u062f\u0631 \u0622\u0631\u0627\u06cc\u0647 \u0631\u0627 \u0628\u0631\u0622\u0648\u0631\u062f\u0647 \u06a9\u0646\u0646\u062f.<\/p>\n
\u0646\u062d\u0648:<\/strong><\/p>\n
\n
{ $and: [ { }, { }, ....] }<\/code><\/pre>\n<\/div>\n
\u0645\u062b\u0627\u0644:<\/strong><\/p>\n
\n
db.books.find({ $and: [ { price: { $ne: 500 } }, { price: { $exists: true } } ] })<\/code><\/pre>\n<\/div>\n
$not<\/h5>\n
\u0639\u0645\u0644\u06af\u0631 $not \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u06cc\u06a9 \u0639\u0645\u0644\u06af\u0631 \u0645\u0646\u0637\u0642\u06cc NOT \u0631\u0648\u06cc \u0639\u0628\u0627\u0631\u062a \u0645\u0634\u062e\u0635 \u0634\u062f\u0647 \u0639\u0645\u0644 \u0645\u06cc\u200c\u06a9\u0646\u062f \u0648 \u0627\u0633\u0646\u0627\u062f\u06cc \u0631\u0627 \u0627\u0646\u062a\u062e\u0627\u0628 \u0645\u06cc\u200c\u06a9\u0646\u062f \u06a9\u0647 \u0628\u0627 \u0639\u0628\u0627\u0631\u062a \u0645\u0631\u0628\u0648\u0637\u0647 \u062a\u0637\u0627\u0628\u0642 \u0646\u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u0646\u062f.<\/p>\n
\u0646\u062d\u0648:<\/strong><\/p>\n
\n
{ field: { $not: { } } }<\/code><\/pre>\n<\/div>\n
\u0645\u062b\u0627\u0644:<\/strong><\/p>\n
\n
db.books.find({ price: { $not: { $gt: 200 } } })<\/code><\/pre>\n<\/div>\n
$nor<\/h5>\n
\u0639\u0645\u0644\u06af\u0631 $nor \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u06cc\u06a9 \u0639\u0645\u0644\u06af\u0631 \u0645\u0646\u0637\u0642\u06cc NOR \u0631\u0648\u06cc \u06cc\u06a9 \u0622\u0631\u0627\u06cc\u0647 \u0627\u0632 \u06cc\u06a9 \u06cc\u0627 \u0686\u0646\u062f \u0639\u0628\u0627\u0631\u062a \u067e\u0631\u0633 \u0648 \u062c\u0648 \u0639\u0645\u0644 \u0645\u06cc\u200c\u06a9\u0646\u062f \u0648 \u0627\u0633\u0646\u0627\u062f\u06cc \u0631\u0627 \u0627\u0646\u062a\u062e\u0627\u0628 \u0645\u06cc\u200c\u06a9\u0646\u062f \u06a9\u0647 \u0647\u06cc\u0686 \u06a9\u062f\u0627\u0645 \u0627\u0632 \u0639\u0628\u0627\u0631\u0627\u062a \u067e\u0631\u0633 \u0648 \u062c\u0648 \u062f\u0631 \u0622\u0631\u0627\u06cc\u0647 \u0631\u0627 \u0628\u0631\u0622\u0648\u0631\u062f\u0647 \u0646\u06a9\u0646\u0646\u062f.<\/p>\n
\u0646\u062d\u0648:<\/strong><\/p>\n
\n
{ $nor: [ { }, { }, ..... ] }<\/code><\/pre>\n<\/div>\n
\u0645\u062b\u0627\u0644:<\/strong><\/p>\n
\n
db.books.find({ $nor: [ { price: 200 }, { sale: true } ] })<\/code><\/pre>\n<\/div>\n
$or<\/h5>\n
<p\u0639\u0645\u0644\u06af\u0631 $or \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u06cc\u06a9 \u0639\u0645\u0644\u06af\u0631 \u0645\u0646\u0637\u0642\u06cc OR \u0631\u0648\u06cc \u06cc\u06a9 \u0622\u0631\u0627\u06cc\u0647 \u0627\u0632 \u062f\u0648 \u06cc\u0627 \u0686\u0646\u062f \u0639\u0628\u0627\u0631\u062a \u0639\u0645\u0644 \u0645\u06cc\u200c\u06a9\u0646\u062f \u0648 \u0627\u0633\u0646\u0627\u062f\u06cc \u0631\u0627 \u0627\u0646\u062a\u062e\u0627\u0628 \u0645\u06cc\u200c\u06a9\u0646\u062f \u06a9\u0647 \u062d\u062f\u0627\u0642\u0644 \u06cc\u06a9\u06cc \u0627\u0632 \u0639\u0628\u0627\u0631\u0627\u062a \u0631\u0627 \u0628\u0631\u0622\u0648\u0631\u062f\u0647 \u06a9\u0646\u0646\u062f.<\/p>\n
\u0646\u062d\u0648:<\/strong><\/p>\n
\n
{ $or: [ { }, { }, ... , { } ] }<\/code><\/pre>\n<\/div>\n
\u0645\u062b\u0627\u0644:<\/strong><\/p>\n
\n
db.books.find({ $or: [ { quantity: { $lt: 200 } }, { price: 500 } ] })<\/code><\/pre>\n<\/div>\n
\u0639\u0645\u0644\u06af\u0631\u0647\u0627\u06cc \u0639\u0646\u0635\u0631\u06cc MongoDB<\/h2>\n
$exists<\/h5>\n
\u0639\u0645\u0644\u06af\u0631 $exists \u0627\u0633\u0646\u0627\u062f\u06cc \u0631\u0627 \u0627\u0646\u062a\u062e\u0627\u0628 \u0645\u06cc\u200c\u06a9\u0646\u062f \u06a9\u0647 \u0641\u06cc\u0644\u062f \u0645\u0634\u062e\u0635 \u0634\u062f\u0647 \u062f\u0631 \u0622\u0646\u200c\u0647\u0627 \u0648\u062c\u0648\u062f \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u062f \u0632\u0645\u0627\u0646\u06cc \u06a9\u0647 \u0645\u0642\u062f\u0627\u0631 \u0628\u0648\u0644\u06cc \u0628\u0631\u0627\u0628\u0631 \u0628\u0627 true \u0628\u0627\u0634\u062f. \u0647\u0645\u0686\u0646\u06cc\u0646 \u0627\u06cc\u0646 \u0639\u0645\u0644\u06af\u0631 \u0627\u0633\u0646\u0627\u062f\u06cc \u0631\u0627 \u0627\u0646\u062a\u062e\u0627\u0628 \u0645\u06cc\u200c\u06a9\u0646\u062f \u06a9\u0647 \u0641\u06cc\u0644\u062f \u0622\u0646\u200c\u0647\u0627 \u0645\u0642\u062f\u0627\u0631 null \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u062f.<\/p>\n
\u0646\u062d\u0648:<\/strong><\/p>\n
\n
{ field: { $exists: } }<\/code><\/pre>\n<\/div>\n
\u0645\u062b\u0627\u0644:<\/strong><\/p>\n
\n
db.books.find({ qty: { $exists: true, $nin: [5, 15] } })<\/code><\/pre>\n<\/div>\n
$type<\/h5>\n
\u0639\u0645\u0644\u06af\u0631 $type \u0627\u0633\u0646\u0627\u062f\u06cc \u0631\u0627 \u0627\u0646\u062a\u062e\u0627\u0628 \u0645\u06cc\u200c\u06a9\u0646\u062f \u06a9\u0647 \u0645\u0642\u062f\u0627\u0631 \u0641\u06cc\u0644\u062f \u0622\u0646\u200c\u0647\u0627 \u0627\u0632 \u0646\u0648\u0639 BSON \u0645\u0634\u062e\u0635 \u0634\u062f\u0647 \u0628\u0627\u0634\u062f.<\/p>\n
\u0646\u062d\u0648:<\/strong><\/p>\n
\n
{ field: { $type: } }<\/code><\/pre>\n<\/div>\n
\u0645\u062b\u0627\u0644:<\/strong><\/p>\n
\n
db.books.find({ \"bookid\": { $type: 2 } })<\/code><\/pre>\n<\/div>\n
\u0639\u0645\u0644\u06af\u0631\u0647\u0627\u06cc \u0627\u0631\u0632\u06cc\u0627\u0628\u06cc MongoDB<\/h2>\n
$expr<\/h5>\n
\u0639\u0645\u0644\u06af\u0631 $expr \u0627\u062c\u0627\u0632\u0647 \u0645\u06cc\u200c\u062f\u0647\u062f \u06a9\u0647 \u0627\u0632 \u0639\u0628\u0627\u0631\u0627\u062a \u062a\u062c\u0645\u06cc\u0639\u06cc \u062f\u0631 \u0632\u0628\u0627\u0646 \u067e\u0631\u0633 \u0648 \u062c\u0648 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0634\u0648\u062f.<\/p>\n
\u0646\u062d\u0648:<\/strong><\/p>\n
\n
{ $expr: { } }<\/code><\/pre>\n<\/div>\n
\u0645\u062b\u0627\u0644:<\/strong><\/p>\n
\n
db.store.find({ $expr: { $gt: [ \"$product\", \"price\" ] } })<\/code><\/pre>\n<\/div>\n
$jsonSchema<\/h5>\n
\u0627\u06cc\u0646 \u0639\u0645\u0644\u06af\u0631 \u0627\u0633\u0646\u0627\u062f\u06cc \u0631\u0627 \u0627\u0646\u062a\u062e\u0627\u0628 \u0645\u06cc\u200c\u06a9\u0646\u062f \u06a9\u0647 \u0628\u0627 \u0627\u0633\u06a9\u06cc\u0645\u0627 JSON \u0645\u0634\u062e\u0635 \u0634\u062f\u0647 \u062a\u0637\u0627\u0628\u0642 \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u0646\u062f.<\/p>\n
\u0646\u062d\u0648:<\/strong><\/p>\n
\n
{ $jsonSchema: }<\/code><\/pre>\n<\/div>\n
$mod<\/h5>\n
\u0639\u0645\u0644\u06af\u0631 $mod \u0627\u0633\u0646\u0627\u062f\u06cc \u0631\u0627 \u0627\u0646\u062a\u062e\u0627\u0628 \u0645\u06cc\u200c\u06a9\u0646\u062f \u06a9\u0647 \u0645\u0642\u062f\u0627\u0631 \u0641\u06cc\u0644\u062f \u0622\u0646\u200c\u0647\u0627 \u0647\u0646\u06af\u0627\u0645 \u062a\u0642\u0633\u06cc\u0645 \u0628\u0631 \u0645\u0642\u0633\u0648\u0645 \u0639\u0644\u06cc\u0647\u060c \u0628\u0627\u0642\u06cc\u200c\u0645\u0627\u0646\u062f\u0647 \u0645\u0634\u062e\u0635 \u0634\u062f\u0647 \u0631\u0627 \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u062f.<\/p>\n
\u0646\u062d\u0648:<\/strong><\/p>\n
\n
{ field: { $mod: [ divisor, remainder ] } }<\/code><\/pre>\n<\/div>\n
\u0645\u062b\u0627\u0644:<\/strong><\/p>\n
\n
db.books.find({ qty: { $mod: [ 200, 0 ] } })<\/code><\/pre>\n<\/div>\n
$regex<\/h5>\n
\u0627\u06cc\u0646 \u0639\u0645\u0644\u06af\u0631 \u0642\u0627\u0628\u0644\u06cc\u062a\u200c\u0647\u0627\u06cc \u0639\u0628\u0627\u0631\u062a \u0645\u0646\u0638\u0645 \u0628\u0631\u0627\u06cc \u062a\u0637\u0627\u0628\u0642 \u0627\u0644\u06af\u0648\u0647\u0627\u06cc \u0631\u0634\u062a\u0647\u200c\u0627\u06cc \u062f\u0631 \u067e\u0631\u0633 \u0648 \u062c\u0648\u0647\u0627 \u0631\u0627 \u0641\u0631\u0627\u0647\u0645 \u0645\u06cc\u200c\u06a9\u0646\u062f. MongoDB \u0627\u0632 \u0639\u0628\u0627\u0631\u0627\u062a \u0645\u0646\u0638\u0645 \u0633\u0627\u0632\u06af\u0627\u0631 \u0628\u0627 Perl \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc\u200c\u06a9\u0646\u062f.<\/p>\n
\u0646\u062d\u0648:<\/strong><\/p>\n
\n
{ : \/pattern\/ }<\/code><\/pre>\n<\/div>\n
\u0645\u062b\u0627\u0644:<\/strong><\/p>\n
\n
db.books.find({ price: { $regex: \/789$\/ } })<\/code><\/pre>\n<\/div>\n
$text<\/h5>\n
\u0639\u0645\u0644\u06af\u0631 $text \u062f\u0631 \u0645\u062d\u062a\u0648\u0627\u06cc \u0641\u06cc\u0644\u062f\u060c \u06a9\u0647 \u0628\u0627 \u0627\u06cc\u0646\u062f\u06a9\u0633 \u0645\u062a\u0646\u06cc \u0627\u06cc\u0646\u062f\u06a9\u0633 \u0634\u062f\u0647 \u0628\u0627\u0634\u062f\u060c \u062c\u0633\u062a\u062c\u0648 \u0645\u06cc\u200c\u06a9\u0646\u062f.<\/p>\n
\u0646\u062d\u0648:<\/strong> <\/boolean><\/boolean><\/string><\/string><\/p>\n
\n
{ $text: { $search: , $language: , $caseSensitive: , $diacriticSensitive: } }<\/code><\/pre>\n<\/div>\n
\u0645\u062b\u0627\u0644:<\/strong><\/p>\n
\n
db.books.find({ $text: { $search: \"Othelo\" } })<\/code><\/pre>\n<\/div>\n
$where<\/h5>\n
\u0639\u0645\u0644\u06af\u0631 “where” \u0628\u0631\u0627\u06cc \u0627\u0631\u0633\u0627\u0644 \u06cc\u06a9 \u0631\u0634\u062a\u0647 \u062d\u0627\u0648\u06cc \u06cc\u06a9 \u0639\u0628\u0627\u0631\u062a \u062c\u0627\u0648\u0627\u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u06cc\u0627 \u06cc\u06a9 \u062a\u0627\u0628\u0639 \u062c\u0627\u0648\u0627\u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u06a9\u0627\u0645\u0644 \u0628\u0647 \u0633\u06cc\u0633\u062a\u0645 \u067e\u0631\u0633 \u0648 \u062c\u0648 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc\u200c\u0634\u0648\u062f.<\/p>\n
\u0645\u062b\u0627\u0644:<\/strong><\/p>\n
\n
db.books.find({ $where: function() { return (hex_md5(this.name) == \"9b53e667f30cd329dca1ec9e6a8\") } })<\/code><\/pre>\n<\/div>\n","protected":false},"excerpt":{"rendered":"\u0645\u0642\u062f\u0645\u0647 \u0639\u0645\u0644\u06af\u0631\u0647\u0627\u06cc \u067e\u0631\u0633 \u0648 \u062c\u0648 \u062f\u0631 MongoDB \u0634\u0627\u0645\u0644 \u0639\u0645\u0644\u06af\u0631\u0647\u0627\u06cc \u0645\u0642\u0627\u06cc\u0633\u0647\u200c\u0627\u06cc\u060c \u0645\u0646\u0637\u0642\u06cc\u060c \u0639\u0646\u0635\u0631\u06cc\u060c \u0627\u0631\u0632\u06cc\u0627\u0628\u06cc\u060c \u062c\u063a\u0631\u0627\u0641\u06cc\u0627\u06cc\u06cc\u060c \u0622\u0631\u0627\u06cc\u0647\u200c\u0627\u06cc\u060c \u0628\u06cc\u062a\u06cc \u0648 \u06a9\u0627\u0645\u0646\u062a…\n","protected":false},"author":1,"featured_media":16549,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_focuskw":"\u0639\u0645\u0644\u06af\u0631\u0647\u0627\u06cc \u067e\u0631\u0633\u200c\u0648\u062c\u0648 \u0648 \u0627\u0646\u062a\u062e\u0627\u0628 \u062f\u0631 MongoDB","_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":[403,460],"class_list":{"0":"post-16545","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-mongodb"},"yoast_head":"\n\u0639\u0645\u0644\u06af\u0631\u0647\u0627\u06cc \u067e\u0631\u0633\u200c\u0648\u062c\u0648 \u0648 \u0627\u0646\u062a\u062e\u0627\u0628 \u062f\u0631 MongoDB - 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