sys.change_tracking_databases
database that has change tracking enabled.Column name | Sql 2005 | Sql 2008 | Sql 2008 R2 | Sql 2012 | Type | Description |
---|---|---|---|---|---|---|
database_id | • | • | • | int | ID of the database. This is unique within the instance of SQL Server. | |
is_auto_cleanup_on | • | • | • | bit | Indicates whether change tracking data is automatically cleaned up after the configured retention period: 0 = Off 1 = On |
|
retention_period | • | • | • | int | If autocleanup is being used, the retention period specifies how long the change tracking data is kept in the database. | |
retention_period_units_desc | • | • | • | nvarchar(60) | Specifies the description of the retention period: Minutes Hours Days |
|
retention_period_units | • | • | • | tinyint | Unit of time for the retention period: 1 = Minutes 2 = Hours 3 = Days |
TSQL
Sql 2008SELECT [database_id], [is_auto_cleanup_on], [retention_period], [retention_period_units_desc], [retention_period_units] FROM sys.change_tracking_databases
Sql 2008 R2
SELECT [database_id], [is_auto_cleanup_on], [retention_period], [retention_period_units_desc], [retention_period_units] FROM sys.change_tracking_databases
Sql 2012
SELECT [database_id], [is_auto_cleanup_on], [retention_period], [retention_period_units_desc], [retention_period_units] FROM sys.change_tracking_databases
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sys.change_tracking_tables
table in the current database that has change tracking enabled.Column name | Sql 2005 | Sql 2008 | Sql 2008 R2 | Sql 2012 | Type | Description |
---|---|---|---|---|---|---|
object_id | • | • | • | int | ID of a table that has a change journal. The table can have a change journal even if change tracking is currently off. The table ID is unique within the database. |
|
is_track_columns_updated_on | • | • | • | bit | Current state of change tracking on the table: 0 = OFF 1 = ON |
|
begin_version | • | • | • | bigint | Version of the database when change tracking began for the table. This version is usually indicates when change tracking was enabled, but this value is reset if the table is truncated. | |
cleanup_version | • | • | • | bigint | Version up to which cleanup might have removed change tracking information. | |
min_valid_version | • | • | • | bigint | Minimum valid version of change tracking information that is available for the table. When obtaining changes from the table that is associated with this row, the value of last_sync_version must be greater than or equal to the version reported by this column. For more information, see CHANGE_TRACKING_MIN_VALID_VERSION (Transact-SQL)1. |
TSQL
Sql 2008SELECT [object_id], [is_track_columns_updated_on], [begin_version], [cleanup_version], [min_valid_version] FROM sys.change_tracking_tables
Sql 2008 R2
SELECT [object_id], [is_track_columns_updated_on], [begin_version], [cleanup_version], [min_valid_version] FROM sys.change_tracking_tables
Sql 2012
SELECT [object_id], [is_track_columns_updated_on], [begin_version], [cleanup_version], [min_valid_version] FROM sys.change_tracking_tables
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