clean

Signed-off-by: wjhuang2016 <huangwenjun1997@gmail.com>
pingcap · Aug 17, 2021 · 0a1e2d2 · 0a1e2d2
1 parent 8e586fb
commit 0a1e2d2
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/expression/schema.go b/expression/schema.go
@@ -231,7 +231,7 @@ func GetUsedList(usedCols []*Column, schema *Schema) []bool {
  // When cols are a generated expression col, compare them in terms of virtual expr.
  if expr, ok := col.VirtualExpr.(*ScalarFunction); ok && used[i] {
  for j, colToCompare := range schema.Columns {
- if !used[j] && j != i && (expr).Equal(nil, colToCompare.VirtualExpr) && col.RetType.Equal(colToCompare.GetType()) {
+ if !used[j] && j != i && (expr).Equal(nil, colToCompare.VirtualExpr) && col.RetType.Equal(colToCompare.RetType) {
  used[j] = true
  }
  }