Feature Request

Is your feature request related to a problem? Please describe:

After pingcap/tidb#31634, there is a new virtual column named ExtraPhysTblID that maybe required in TableScan operator. The ExtraPhysTblID column is a constant column that containing the current physical table id of the table. TiFlash need to support this virtual column in table scan, and before TiFlash supports it, all query containing ExtraPhysTblID will no be pushed to TiFlash(by pingcap/tidb#32830).
Describe the feature you'd like:

Describe alternatives you've considered:

Teachability, Documentation, Adoption, Migration Strategy: