Count gets number records from document-oriented db.

Distinct gets number records from document-oriented db.

Get records from document-oriented db.

GetSorted fetches records from document-oriented db sorted by given key with specific order.

InitDB initializes document-oriented db connection object.

Insert records into document-oriented db.

InsertRecord insert record with given spec to document-oriented db.

Remove records from document-oriented db.

Update inplace for given spec.

Upsert records into document-oriented db.