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移除书签read_concern – Tools for working with read concern.
Tools for working with read concerns.
class pymongo.read_concern.ReadConcern(level=None)
Parameters
- level: (string) The read concern level specifies the level of isolation for read operations. For example, a read operation using a read concern level of
majoritywill only return data that has been written to a majority of nodes. If the level is left unspecified, the server default will be used.
- level: (string) The read concern level specifies the level of isolation for read operations. For example, a read operation using a read concern level of
New in version 3.2.
property document
The document representation of this read concern.
Note
ReadConcern is immutable. Mutating the value of document does not mutate this ReadConcern.
property level
The read concern level.
property ok_for_legacy
Return
Trueif this read concern is compatible with old wire protocol versions.
