Reference documentation and code samples for the Google Cloud Datastore Admin V1 Client class ConcurrencyMode.
Concurrency modes for transactions in Cloud Firestore.
Protobuf type google.datastore.admin.v1.MigrationProgressEvent.ConcurrencyMode
Namespace
Google \ Cloud \ Datastore \ Admin \ V1 \ MigrationProgressEventMethods
static::name
Parameter | |
---|---|
Name | Description |
value |
mixed
|
static::value
Parameter | |
---|---|
Name | Description |
name |
mixed
|
Constants
CONCURRENCY_MODE_UNSPECIFIED
Value: 0
Unspecified.
Generated from protobuf enum CONCURRENCY_MODE_UNSPECIFIED = 0;
PESSIMISTIC
Value: 1
Pessimistic concurrency.
Generated from protobuf enum PESSIMISTIC = 1;
OPTIMISTIC
Value: 2
Optimistic concurrency.
Generated from protobuf enum OPTIMISTIC = 2;
OPTIMISTIC_WITH_ENTITY_GROUPS
Value: 3
Optimistic concurrency with entity groups.
Generated from protobuf enum OPTIMISTIC_WITH_ENTITY_GROUPS = 3;