Class MutationGroups (3.50.0)

MutationGroups(session)

Accumulate mutation groups for transmission during batch_write.

Parameter
Name	Description
`session`	`Session` the session used to perform the commit

Methods

batch_write(request_options=None, exclude_txn_from_change_streams=False)

Executes batch_write.

Parameters
Name	Description
`request_options`	`RequestOptions` (Optional) Common options for this request. If a dict is provided, it must be of the same form as the protobuf message RequestOptions.
`exclude_txn_from_change_streams`	`bool` (Optional) If true, instructs the transaction to be excluded from being recorded in change streams with the DDL option `allow_txn_exclusion=true`. This does not exclude the transaction from being recorded in the change streams with the DDL option `allow_txn_exclusion` being false or unset.

Returns
Type	Description
`:class:Iterable[google.cloud.spanner_v1.types.BatchWriteResponse]`	a sequence of responses for each batch.

group()

Returns a new MutationGroup to which mutations can be added.