RealtimeDatabaseAuditMetadata.Precondition.PreconditionType

PreconditionType enumerates the possible preconditions a client may send.

Enums
PRECONDITION_TYPE_UNSPECIFIED No precondition. Not expected.
IF_MATCH Set for REST transactions if IF_MATCH header is sent.
IF_NONE_MATCH Set for REST transactions if IF_NONE_MATCH header is sent.
REALTIME_TRANSACTION_PRECONDITION Set for REALTIME transactions and transaction simulations.