Troubleshooting statistics collection in Data Virtualization

Use these solutions to resolve problems that you might encounter with statistics collection in Data Virtualization.

Collecting statistics on virtualized tables over flat files that are not in object storage might fail
Data Virtualization might hang when you use the COLLECT_STATISTICS procedure to collect statistics for a virtualized table over a flat file that is not in object storage.
Column-level statistics not collected due to data type mismatch in Data Virtualization
When you use the COLLECT_STATISTICS procedure with the remote-catalog statistics collection type on a virtualized table with a data type mismatch between the virtualized table and the remote table, you might see a warning that identifies the impacted column and the incompatible data types.

Parent topic: Troubleshooting the Data Virtualization service