I\'m finding it hard to understand how exactly indexing is done on multikeys in mongodb. This is what I read about multikeys in mongodb docs on its website:
We can have { data: \"hello\" }, { data: 123 } in the same collection and even create a index on it. I\'m curious how does mongodb manage the index behind the scene. We can\'t create single B-tr开发者
This question already has answers here: 开发者_JAVA百科 A list of indices in MongoDB? (7 answers) Closed 8 years ago.
I am using MongoDB 1.6.3, to store a big collection (300k+ records). I added a composite index. db[\'collection_name\'].getIndexes()
say I have an Item document with :price and :qty fields. I sometimes want to find all documents matching a given :price AND :qty, and at other times it will be either :price on its own or :qty on its
Is there a way to see a list of indices on a collection in mongodb in shell?i read through http://www.mongodb.org/display/DOCS/Indexes but i dont 开发者_如何转开发see anythingFrom the shell:
誓约中二 2022-06-08 14:59 开发者_StackOverflow 要按区来说一般来说 在河北价格还是可以的大概800w
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