Firestore v1 API - Enum TransactionOptions.Types.ConcurrencyMode (4.3.0)

public enum TransactionOptions.Types.ConcurrencyMode

Reference documentation and code samples for the Firestore v1 API enum TransactionOptions.Types.ConcurrencyMode.

The type of concurrency control mode for transactions.

Namespace

Google.Cloud.Firestore.V1.dll

Fields
Name	Description
`Optimistic`	Use optimistic concurrency control for the new transaction.
`Pessimistic`	Use pessimistic concurrency control for the new transaction.
`Unspecified`	Start the transaction with the database-level default concurrency mode.

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Last updated 2026-06-15 UTC.