PostCommitHook¶

PostCommitHook is an abstraction of post-commit hooks to be executed right after a successful transaction commit).

Contract¶

Name¶

name: String

User-friendly name of the hook (for error reporting)

See:

• CheckpointHook

Used when:

• DeltaErrorsBase is requested to postCommitHookFailedException
• OptimisticTransactionImpl is requested to runPostCommitHook (that failed)

Executing Post-Commit Hook¶

run(
  spark: SparkSession,
  txn: OptimisticTransactionImpl,
  committedVersion: Long,
  postCommitSnapshot: Snapshot,
  committedActions: Seq[Action]): Unit

See:

• CheckpointHook

Used when:

• OptimisticTransactionImpl is requested to runPostCommitHook (at transaction commit).

Implementations¶

• CheckpointHook
• GenerateSymlinkManifestImpl