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Lessons:-find() method with Projection

find() method with Projection

The basic syntax of find() method with projection is as follows

 > db.COLLECTION_NAME.find ( { },{ KEY:1 } );

 

  If you want to show all documents without the age field then the command is as follows

db. people.find ( { },{ age : 0 } );

 

    If you want to show all documents the age field then the command is as follows

 

The b

 
 
 
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Anil  Bist

Skills    Mongodb

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

I started my Professional Journey in 2006 with one of the Web Development Company in Bangalore and my 1st framework was "Ruby on Rail" as Web development and delivered around 5+ Projects using this platform. Then came another dimension as JEE/Sturst framework, Gradually I realized that I want to build something on my own and give my passion and energy on creating something different a
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