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mongodb中的AND和OR

Jun 07, 2016 pm 02:58 PM
and mongodb

mongodb中的AND和OR 例如在集合XXX中寻找名字为BuleRiver或者BuleRiver2的信息: [javascript] db.XXX.find({$or:[{name:BuleRiver}, {name:BuleRiver2}]}); 如果是AND关系的话,直接这样 [javascript] db.XXX.find({name:BuleRiver, level:1});


mongodb中的AND和OR

 

例如在集合XXX中寻找名字为BuleRiver或者BuleRiver2的信息:

 

[javascript] 

 

db.XXX.find({"$or":[{"name":"BuleRiver"}, {"name":"BuleRiver2"}]});  

 

如果是AND关系的话,直接这样

 

[javascript] 

 

db.XXX.find({"name":"BuleRiver", "level":1});  

 

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