Class BatchCheckout (3.60.0)
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BatchCheckout(
database,
request_options=None,
max_commit_delay=None,
exclude_txn_from_change_streams=False,
isolation_level=IsolationLevel.ISOLATION_LEVEL_UNSPECIFIED,
read_lock_mode=ReadLockMode.READ_LOCK_MODE_UNSPECIFIED,
**kw
)Context manager for using a batch from a database.
Inside the context manager, checks out a session from the database, creates a batch from it, making the batch available.
Caller must not use the batch to perform API requests outside the scope of the context manager.
Parameters |
|
|---|---|
| Name | Description |
database |
Database
database to use |
request_options |
RequestOptions
(Optional) Common options for the commit request. If a dict is provided, it must be of the same form as the protobuf message RequestOptions. |
max_commit_delay |
(Optional) The amount of latency this request is willing to incur in order to improve throughput. |
Methods
__enter__
__enter__()Begin with block.
__exit__
__exit__(exc_type, exc_val, exc_tb)End with block.