The SSIS-668 error is a common issue that occurs when working with SQL Server Integration Services (SSIS). This error code typically indicates that there is a problem with the package configuration or the environment in which the package is being executed. In this article, we'll explore the possible causes of the SSIS-668 error and provide troubleshooting steps to help you resolve the issue.
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| Object | Configuration | |--------|---------------| | | • SourceDB (OLE DB) – points to source OLTP. • DWDB (OLE DB) – points to target DW. | | Variables | • User::LastHighWaterMark (DateTime) – persisted in a control table. • User::CurrentHighWaterMark – set after each successful run. | | Control Flow | 1️⃣ Execute SQL Task – read LastHighWaterMark from dbo.ETL_Control . 2️⃣ Data Flow Task – CDC Source (or OLE DB Source with query WHERE ModifiedDT > ? ). 3️⃣ Execute SQL Task – update dbo.ETL_Control with CurrentHighWaterMark . | | CDC Source (if using SQL Server CDC) | • Enable CDC on the source table ( sys.sp_cdc_enable_table ). • Use the cdc.<schema>_<table>_CT change table as the source. | | Data Flow → Fast Load | Destination = stg_<Entity> Properties: Maximum Insert Commit Size = 0 (full batch), Table Lock = True , Check Constraints = False . | The SSIS-668 error is a common issue that
By understanding the causes, symptoms, and resolution steps for the SSIS-668 error, you can effectively troubleshoot and resolve issues related to package execution in SSIS. By following best practices and taking proactive measures, you can minimize the occurrence of this error and ensure smooth execution of your SSIS packages. | | Variables | • User::LastHighWaterMark (DateTime) –