change result type of not_expr from int to int32

src/share/ob_cluster_version.h

@@ -174,6 +174,7 @@ cal_version(const uint64_t major, const uint64_t minor, const uint64_t major_pat
 #define CLUSTER_VERSION_4_2_1_2 (oceanbase::common::cal_version(4, 2, 1, 2))
 #define MOCK_CLUSTER_VERSION_4_2_1_3 (oceanbase::common::cal_version(4, 2, 1, 3))
 #define MOCK_CLUSTER_VERSION_4_2_1_4 (oceanbase::common::cal_version(4, 2, 1, 4))
+#define MOCK_CLUSTER_VERSION_4_2_1_7 (oceanbase::common::cal_version(4, 2, 1, 7))
 #define CLUSTER_VERSION_4_2_2_0 (oceanbase::common::cal_version(4, 2, 2, 0))
 #define MOCK_CLUSTER_VERSION_4_2_2_1 (oceanbase::common::cal_version(4, 2, 2, 1))
 #define MOCK_CLUSTER_VERSION_4_2_3_0 (oceanbase::common::cal_version(4, 2, 3, 0))

src/sql/engine/expr/ob_expr_not.cpp

@@ -42,8 +42,14 @@ int ObExprNot::calc_result_type1(ObExprResType &type,
   if (NOT_ROW_DIMENSION == row_dimension_) {
     if (ObMaxType == type1.get_type()) {
       ret = OB_ERR_UNEXPECTED;
+    } else {
+      if ((GET_MIN_CLUSTER_VERSION() >= MOCK_CLUSTER_VERSION_4_2_1_7 && GET_MIN_CLUSTER_VERSION() < CLUSTER_VERSION_4_2_2_0) ||
+          (GET_MIN_CLUSTER_VERSION() >= MOCK_CLUSTER_VERSION_4_2_4_0 && GET_MIN_CLUSTER_VERSION() < CLUSTER_VERSION_4_3_0_0) ||
+          GET_MIN_CLUSTER_VERSION() >= CLUSTER_VERSION_4_3_2_0) {
+        type.set_int32();
       } else {
         type.set_int();
+      }
       ObExprOperator::calc_result_flag1(type, type1);
       type.set_scale(DEFAULT_SCALE_FOR_INTEGER);
       type.set_precision(DEFAULT_PRECISION_FOR_BOOL);

tools/deploy/mysql_test/test_suite/meta_info/r/mysql/meta_build_in_func_test.result

@@ -2835,22 +2835,22 @@ def	test	t1	t1	a	a	8	20	1	Y	32768	0	63
 +------+
 select  !w, !!w, !(!w), ! !w, not w, not not w, w is true, w is not false, (not w) is false, not(w is false), if(w,'true','false'), !1+1, !'a', !false, !isnull('a'), !!isnull('a') from (select 0 w union select 1) w;
 Catalog	Database	Table	Table_alias	Column	Column_alias	Type	Length	Max length	Is_null	Flags	Decimals	Charsetnr
-def					!w	8	1	1	Y	32896	0	63
+def					!w	3	1	1	Y	32896	0	63
-def					!!w	8	1	1	Y	32896	0	63
+def					!!w	3	1	1	Y	32896	0	63
-def					!(!w)	8	1	1	Y	32896	0	63
+def					!(!w)	3	1	1	Y	32896	0	63
-def					! !w	8	1	1	Y	32896	0	63
+def					! !w	3	1	1	Y	32896	0	63
-def					not w	8	1	1	Y	32896	0	63
+def					not w	3	1	1	Y	32896	0	63
-def					not not w	8	1	1	Y	32896	0	63
+def					not not w	3	1	1	Y	32896	0	63
 def					w is true	3	1	1	N	32897	0	63
 def					w is not false	3	1	1	N	32897	0	63
 def					(not w) is false	3	1	1	N	32897	0	63
-def					not(w is false)	8	1	1	N	32897	0	63
+def					not(w is false)	3	1	1	N	32897	0	63
 def					if(w,'true','false')	253	20	5	N	1	0	45
 def					!1+1	8	2	1	N	32897	0	63
-def					!'a'	8	1	1	N	32897	0	63
+def					!'a'	3	1	1	N	32897	0	63
-def					!false	8	1	1	N	32897	0	63
+def					!false	3	1	1	N	32897	0	63
-def					!isnull('a')	8	1	1	N	32897	0	63
+def					!isnull('a')	3	1	1	N	32897	0	63
-def					!!isnull('a')	8	1	1	N	32897	0	63
+def					!!isnull('a')	3	1	1	N	32897	0	63
 +------+------+-------+------+-------+-----------+-----------+----------------+------------------+-----------------+----------------------+------+------+--------+--------------+---------------+
 | !w   | !!w  | !(!w) | ! !w | not w | not not w | w is true | w is not false | (not w) is false | not(w is false) | if(w,'true','false') | !1+1 | !'a' | !false | !isnull('a') | !!isnull('a') |
 +------+------+-------+------+-------+-----------+-----------+----------------+------------------+-----------------+----------------------+------+------+--------+--------------+---------------+