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Signed-off-by: xiongjiwei <[email protected]>
pingcap · Sep 14, 2022 · b6eb75e · b6eb75e
1 parent 0f5365f
commit b6eb75e
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/parser/types/field_type.go b/parser/types/field_type.go
@@ -275,6 +275,7 @@ func (ft *FieldType) Equal(other *FieldType) bool {
 
 // PartialEqual checks whether two FieldType objects are equal.
 // If unsafe is true and the objects is string type, PartialEqual will ignore flen.
+// See https://github.com/pingcap/tidb/issues/35490#issuecomment-1211658886 for more detail.
 func (ft *FieldType) PartialEqual(other *FieldType, unsafe bool) bool {
 	if !unsafe || ft.EvalType() != ETString || other.EvalType() != ETString {
 		return ft.Equal(other)