MongoDB or operation with connection pooling

Source: Internet
Author: User
Tags connection pooling

# similar to the in or or operation in SQL mulites field query: ({$or: [{field1: ' val '},{' field2 ': ' Val '} ...]})

# Similar to SQL Db.coo.find (' name ':/m/) = = SQL like Pymongo  using {' field ': {$regex: keyword}}http://

Db.serverstatus (). Connections view current number of connections
sudo lsof-i-n-p | grep TCP | grep MONGO Specific connection process

Deep understanding of connection pooling:

MONGDB Storage Image:

MongoDB or operation with connection pooling

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