Cloud Firestore V1 Client - Class ConcurrencyMode (1.36.1)
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Reference documentation and code samples for the Cloud Firestore V1 Client class ConcurrencyMode.
The type of concurrency control mode for transactions.
Protobuf type google.firestore.admin.v1.Database.ConcurrencyMode
Namespace
Google \ Cloud \ Firestore \ Admin \ V1 \ Database
Methods
static::name
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static::value
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Constants
CONCURRENCY_MODE_UNSPECIFIED
Not used.
Generated from protobuf enum CONCURRENCY_MODE_UNSPECIFIED = 0;
OPTIMISTIC
Use optimistic concurrency control by default. This mode is available
for Cloud Firestore databases.
Generated from protobuf enum OPTIMISTIC = 1;
PESSIMISTIC
Use pessimistic concurrency control by default. This mode is available
for Cloud Firestore databases.
This is the default setting for Cloud Firestore.
Generated from protobuf enum PESSIMISTIC = 2;
OPTIMISTIC_WITH_ENTITY_GROUPS
Use optimistic concurrency control with entity groups by default.
This is the only available mode for Cloud Datastore.
This mode is also available for Cloud Firestore with Datastore Mode but
is not recommended.
Generated from protobuf enum OPTIMISTIC_WITH_ENTITY_GROUPS = 3;
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Last updated 2024-09-28 UTC.
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