fix data type bugs in transformer

2023-08-25 08:40:28 +00:00
parent 51e87fbb70
commit 56ee77a670
9 changed files with 470 additions and 283 deletions
--- a/src/sql/ob_sql_utils.h
+++ b/src/sql/ob_sql_utils.h
@ -1044,7 +1044,8 @@ enum PreCalcExprExpectResult {
  PRE_CALC_ERROR,
  PRE_CALC_PRECISE,
  PRE_CALC_NOT_PRECISE,
-  PRE_CALC_ROWID
+  PRE_CALC_ROWID,
+  PRE_CALC_LOSSLESS_CAST, // only used in rewrite, will be converted to cast(expr, type) = expr
 };

 struct ObExprConstraint