Some or all of the information on this page might not apply to Cloud de Confiance by S3NS. See Differences from Google Cloud for more details.

Enum Database.ConcurrencyMode (3.3.0)

public enum Database.ConcurrencyMode extends Enum<Database.ConcurrencyMode> implements ProtocolMessageEnum

The type of concurrency control mode for transactions.

Protobuf enum google.firestore.admin.v1.Database.ConcurrencyMode

Implements

Enum.name()

Name	Description
CONCURRENCY_MODE_UNSPECIFIED	Not used. `CONCURRENCY_MODE_UNSPECIFIED = 0;`
CONCURRENCY_MODE_UNSPECIFIED_VALUE	Not used. `CONCURRENCY_MODE_UNSPECIFIED = 0;`
OPTIMISTIC	Use optimistic concurrency control by default. This setting is available for Cloud Firestore customers. `OPTIMISTIC = 1;`
OPTIMISTIC_VALUE	Use optimistic concurrency control by default. This setting is available for Cloud Firestore customers. `OPTIMISTIC = 1;`
OPTIMISTIC_WITH_ENTITY_GROUPS	Use optimistic concurrency control with entity groups by default. This is the only available setting for Cloud Datastore customers. This is the default setting for Cloud Datastore. `OPTIMISTIC_WITH_ENTITY_GROUPS = 3;`
OPTIMISTIC_WITH_ENTITY_GROUPS_VALUE	Use optimistic concurrency control with entity groups by default. This is the only available setting for Cloud Datastore customers. This is the default setting for Cloud Datastore. `OPTIMISTIC_WITH_ENTITY_GROUPS = 3;`
PESSIMISTIC	Use pessimistic concurrency control by default. This setting is available for Cloud Firestore customers. This is the default setting for Cloud Firestore. `PESSIMISTIC = 2;`
PESSIMISTIC_VALUE	Use pessimistic concurrency control by default. This setting is available for Cloud Firestore customers. This is the default setting for Cloud Firestore. `PESSIMISTIC = 2;`
UNRECOGNIZED

Name	Description
forNumber(int value)
getDescriptor()
internalGetValueMap()
valueOf(Descriptors.EnumValueDescriptor desc)
valueOf(int value)	Deprecated. Use #forNumber(int) instead.
valueOf(String name)
values()