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Sql |
Mongodb |
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SELECT * FROM users |
Db.users.find() |
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SELECT a,b FROM users |
Db.users.find({},{a:1,b:1}) |
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SELECT * FROM users WHERE age=33 |
Db.users.find({age:33}) |
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SELECT a,b FROM users WHERE age=33 |
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SELECT * FROM users WHERE age=33 ORDER BY name |
Db.users.find({age:33}).sort({name:1}) |
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SELECT * FROM users WHERE age>33 |
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SELECT * FROM users WHERE age!=33 |
Db.users.find({age:{“$ne”:33}}) |
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SELECT * FROM users WHERE name LIKE "%Joe%" |
Db.users.find({name:”\Joe\”}) |
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SELECT * FROM users WHERE name LIKE "Joe%" |
Db.users.find({name:\^Joe\}) |
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SELECT * FROM users WHERE age>33 AND age<=40 |
Db.users.find({age:{“$gt”:33},age:{“lte”:40}}) |
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SELECT * FROM users ORDER BY name DESC |
Db.user.find().sort({name:-1}) |
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SELECT * FROM users WHERE a=1 and b='q' |
Db.users.find({a:1,b:”q”}) |
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SELECT * FROM users LIMIT 10 SKIP 20 |
Db.users.find().limit(10).skip(20) |
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SELECT * FROM users WHERE a=1 or b=2 |
db.users.find( { $or : [ { a : 1 } , { b : 2 } ] } ) |
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SELECT * FROM users LIMIT 1 |
Db.users.findOne() |
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SELECT order_id FROM orders o, order_line_items li WHERE li.order_id=o.order_id AND li.sku=12345 |
db.orders.find({"items.sku":12345},{_id:1}) |