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User friendly container for Cloud Spanner Database.
Classes
BatchCheckout
BatchCheckout
(
database
)
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.
database
Database
database to use
BatchSnapshot
BatchSnapshot
(
database
,
read_timestamp
=
None
,
exact_staleness
=
None
)
Wrapper for generating and processing read / query batches.
database
Database
database to use
read_timestamp
datetime.datetime
Execute all reads at the given timestamp.
exact_staleness
datetime.timedelta
Execute all reads at a timestamp that is exact_staleness
old.
Database
Database
(
database_id
,
instance
,
ddl_statements
=
(),
pool
=
None
)
Representation of a Cloud Spanner Database.
We can use a Database
to:
-
createthe database -
reloadthe database -
updatethe database -
dropthe database
database_id
str
The ID of the database.
instance
ddl_statements
list of string
(Optional) DDL statements, excluding the CREATE DATABASE statement.
pool
concrete subclass of AbstractSessionPool
.
(Optional) session pool to be used by database. If not passed, the database will construct an instance of BurstyPool .
ResourceRoutingPermissionsWarning
API documentation for spanner_v1.database.ResourceRoutingPermissionsWarning
class.
SnapshotCheckout
SnapshotCheckout
(
database
,
**
kw
)
Context manager for using a snapshot from a database.
Inside the context manager, checks out a session from the database, creates a snapshot from it, making the snapshot available.
Caller must not use the snapshot to perform API requests outside the scope of the context manager.
kw
database
Database
database to use
