This is an automated cherry-pick of pingcap#40631

Signed-off-by: ti-chi-bot <[email protected]>
ti-chi-bot · Jan 17, 2023 · dc95f59 · dc95f59
1 parent 4504bc3
commit dc95f59
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diff --git a/ddl/column.go b/ddl/column.go
@@ -844,6 +844,10 @@ func (w *worker) onModifyColumn(d *ddlCtx, t *meta.Meta, job *model.Job) (ver in
 		job.State = model.JobStateCancelled
 		return ver, errors.Trace(err)
 	}
+	if tblInfo.Partition != nil {
+		job.State = model.JobStateCancelled
+		return ver, errors.Trace(dbterror.ErrUnsupportedModifyColumn.GenWithStackByArgs("table is partition table"))
+	}
 
 	if modifyInfo.changingCol == nil {
 		changingColPos := &ast.ColumnPosition{Tp: ast.ColumnPositionNone}