Change Tracking - sys.dm_tran_commit_table

Applies to: yesSQL Server (all supported versions) YesAzure SQL Database YesAzure SQL Managed Instance yesAzure Synapse Analytics yesAnalytics Platform System (PDW)

Displays one row for each transaction that is committed for a table that is tracked by SQL Server change tracking. The sys.dm_tran_commit_table management view, which is provided for supportability purposes and exposes the transaction-related information that change tracking stores in the sys.syscommittab system table. The sys.syscommittab table provides an efficient persistent mapping from a database-specific transaction ID to the transaction's commit log sequence number (LSN) and commit timestamp. The data that is stored in the sys.syscommittab table and exposed in this management view is subject to cleanup according to the retention period specified when change tracking was configured.


To call this from Azure Synapse Analytics or Analytics Platform System (PDW), use the name sys.dm_pdw_nodes_tran_commit_table. This syntax is not supported by serverless SQL pool in Azure Synapse Analytics.

Column name Data type Description
commit_ts bigint A monotonically increasing number that serves as a database-specific timestamp for each committed transaction.
xdes_id bigint A database-specific internal ID for the transaction.
commit_lbn bigint The number of the log block that contains the commit log record for the transaction.
commit_csn bigint The instance-specific commit sequence number for the transaction.
commit_time smalldatetime The time when the transaction was committed.
pdw_node_id int Applies to: Azure Synapse Analytics, Analytics Platform System (PDW)

The identifier for the node that this distribution is on.

See Also

Dynamic Management Views and Functions (Transact-SQL)
About Change Tracking (SQL Server)