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Lessons:-PyMongo queries

PyMongo queries

Once you got a  collection  object, queries use the same syntax as in the mongo shell. Some slight differences are:

  • every key must be enclosed in brackets. For example:
db.find ( { frequencies: { $exists: true } } )


becomes in  pymongo  (note the  True  in uppercase):

db.find ( { "frequencies": { "$exists": True  } } )


objects such as object ids or ISODate are manipulated using python classes. PyMongo uses its own ObjectId class to deal with object ids, while dates use the standard datetime package. For example, if you want to query all events between 2010 and 2011, you can do: 

Anil  Bist

Skills    Mongodb

Qualifications :- High School - SLV, College/University - Graphic Era Deemed Univ University,
Location :-Dehradun,Dehradun,Uttarakhand,India

in 2006, i Join a web development company in Bangalore and start work on "Ruby on Rail" this is my first web development framework and we worked in this framework and develop four to five project after some time , I moved to JEE/Sturst frame work,

After some time i decided that now times come and I have to go on in my own way and I started a company name is "Soarlogic&q


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