parser: fix now frac in column option (pingcap#214)

lyonzhi · Apr 18, 2019 · 50dda70 · 50dda70
1 parent 74c4705
commit 50dda70
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Showing 2 changed files with 2 additions and 4 deletions.
diff --git a/parser.go b/parser.go
diff --git a/parser.y b/parser.y
@@ -1625,8 +1625,7 @@ ColumnOption:
 	}
 |	"ON" "UPDATE" NowSymOptionFraction
 	{
-		nowFunc := &ast.FuncCallExpr{FnName: model.NewCIStr("CURRENT_TIMESTAMP")}
-		$$ = &ast.ColumnOption{Tp: ast.ColumnOptionOnUpdate, Expr: nowFunc}
+		$$ = &ast.ColumnOption{Tp: ast.ColumnOptionOnUpdate, Expr: $3}
 	}
 |	"COMMENT" stringLit
 	{