MDEV-19941 "Duplicate column name" while using VALUES table constructor

mysql-test/main/ctype_utf16.result

@@ -3067,7 +3067,7 @@ select 'AMZ'like 'A%M%Z';
 SET NAMES utf8;
 CREATE TABLE t1 (a TEXT CHARACTER SET utf16);
 SELECT * FROM (VALUES (1) UNION SELECT * FROM t1) AS t;
-1
+column_0
 1
 DROP TABLE t1;
 VALUES (1) UNION SELECT _utf16 0x0020;

mysql-test/main/func_str.result

@@ -5449,8 +5449,8 @@ count(*)
 select count(*) from seq_1_to_1024 where length(random_bytes(seq)) = seq;
 count(*)
 1024
-select random_bytes(`0`),`1` from (values (0,1),(null,2),(0,3)) t1;
-random_bytes(`0`)	1
+select random_bytes(`column_0`),`column_1` from (values (0,1),(null,2),(0,3)) t1;
+random_bytes(`column_0`)	column_1
 	1
 NULL	2
 	3
@@ -5765,8 +5765,8 @@ set @@block_encryption_mode=default;
 #
 # MDEV-31633 Assertion `!item->null_value' failed in Type_handler::Item_send_str
 #
-select aes_encrypt(a,a) is null from (values('a'),(NULL),('b')) x;
-aes_encrypt(a,a) is null
+select aes_encrypt(column_0,column_0) is null from (values('a'),(NULL),('b')) x;
+aes_encrypt(column_0,column_0) is null
 0
 1
 0

mysql-test/main/func_str.test

@@ -2479,7 +2479,7 @@ select count(*) from seq_17_to_1024 where random_bytes(seq) <=> random_bytes(seq
 
 select count(*) from seq_1_to_1024 where length(random_bytes(seq)) = seq;
 
-select random_bytes(`0`),`1` from (values (0,1),(null,2),(0,3)) t1;
+select random_bytes(`column_0`),`column_1` from (values (0,1),(null,2),(0,3)) t1;
 
 --echo #
 --echo # Test NULL output for NULL input
@@ -2678,7 +2678,7 @@ set @@block_encryption_mode=default;
 --echo #
 --echo # MDEV-31633 Assertion `!item->null_value' failed in Type_handler::Item_send_str
 --echo #
-select aes_encrypt(a,a) is null from (values('a'),(NULL),('b')) x;
+select aes_encrypt(column_0,column_0) is null from (values('a'),(NULL),('b')) x;
 
 --echo #
 --echo # MDEV-33659: Server crashed at Create_func_aes_decrypt::create_native

mysql-test/main/gis.result

@@ -5652,7 +5652,7 @@ v5	a	101
 v6	a	101
 v7	a	101
 v8	a	101
-v9	(select max(`test`.`t1`.`a`) from `test`.`t1`)	101
+v9	column_0	101
 DROP TABLE t2,t3,t4,t5,t6,t7,t8,t9;
 DROP VIEW v2,v3,v4,v5,v6,v7,v8,v9;
 DROP TABLE t1;

mysql-test/main/intersect_all.result

@@ -1122,25 +1122,25 @@ drop view v;
 # First line of these results is column names, not the result
 # (pay attention to "affected rows")
 values (1, 2) union all values (1, 2);
-1	2
+column_0	column_1
 1	2
 1	2
 affected rows: 2
 values (1, 2) union all values (1, 2) union values (4, 3) union all values (4, 3);
-1	2
+column_0	column_1
 1	2
 4	3
 4	3
 affected rows: 3
 values (1, 2) union all values (1, 2) union values (4, 3) union all values (4, 3) union all values (1, 2);
-1	2
+column_0	column_1
 1	2
 4	3
 4	3
 1	2
 affected rows: 4
 values (1, 2) union all values (1, 2) union values (4, 3) union all values (4, 3) union all values (1, 2) union values (1, 2);
-1	2
+column_0	column_1
 1	2
 4	3
 affected rows: 2
@@ -1178,7 +1178,7 @@ a	b
 create view v2 as select * from t1 union values (1, 2) intersect all select * from t2;
 show create view v2;
 View	Create View	character_set_client	collation_connection
-v2	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v2` AS select `t1`.`a` AS `a`,`t1`.`b` AS `b` from `t1` union select `__5`.`1` AS `1`,`__5`.`2` AS `2` from (values (1,2) intersect all select `t2`.`a` AS `a`,`t2`.`b` AS `b` from `t2`) `__5`	latin1	latin1_swedish_ci
+v2	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v2` AS select `t1`.`a` AS `a`,`t1`.`b` AS `b` from `t1` union select `__5`.`column_0` AS `column_0`,`__5`.`column_1` AS `column_1` from (values (1,2) intersect all select `t2`.`a` AS `a`,`t2`.`b` AS `b` from `t2`) `__5`	latin1	latin1_swedish_ci
 select * from v2;
 a	b
 1	2
@@ -1240,7 +1240,7 @@ a	b
 2	3
 show create view v2;
 View	Create View	character_set_client	collation_connection
-v2	CREATE VIEW "v2" AS select "__7"."a" AS "a","__7"."b" AS "b" from (select "t1"."a" AS "a","t1"."b" AS "b" from "t1" union select "__5"."1" AS "1","__5"."2" AS "2" from (select "__6"."1" AS "1","__6"."2" AS "2" from (values (1,2) intersect all select "t2"."a" AS "a","t2"."b" AS "b" from "t2") "__6") "__5") "__7"	latin1	latin1_swedish_ci
+v2	CREATE VIEW "v2" AS select "__7"."a" AS "a","__7"."b" AS "b" from (select "t1"."a" AS "a","t1"."b" AS "b" from "t1" union select "__5"."column_0" AS "column_0","__5"."column_1" AS "column_1" from (select "__6"."column_0" AS "column_0","__6"."column_1" AS "column_1" from (values (1,2) intersect all select "t2"."a" AS "a","t2"."b" AS "b" from "t2") "__6") "__5") "__7"	latin1	latin1_swedish_ci
 select * from v2;
 a	b
 1	2

mysql-test/main/opt_trace.result

@@ -12408,7 +12408,7 @@ jd
                             }
                         },
                         {
-                            "expanded_query": "/* select#2 */ select tvc_0._col_1 from (values (1),(2),(3),(4),(5),(6)) tvc_0"
+                            "expanded_query": "/* select#2 */ select tvc_0.column_0 from (values (1),(2),(3),(4),(5),(6)) tvc_0"
                         }
                     ]
                 }