10 files changed, 95 insertions, 48 deletions
diff --git a/mysql-test/main/func_json.result b/mysql-test/main/func_json.result
index 079b3add1a8..8fc867c0bc8 100644
--- a/mysql-test/main/func_json.result
+++ b/mysql-test/main/func_json.result
@@ -1016,6 +1016,33 @@ j
 {"ID": "4", "Name": "Betty", "Age": 19}
 drop table t1;
 #
+# MDEV-27151: JSON_VALUE() does not parse NULL properties properly
+#
+#
+# It is correct for JSON_EXTRACT() to give null instead of "NULL" because
+# it returns the json literal that is put inside json.
+# Hence it should return null as in 'null' string and not SQL NULL.
+# JSON_VALUE() returns the "VALUE" so it is correct for it to return SQl NULL
+#
+SELECT NULL;
+NULL
+NULL
+SELECT JSON_VALUE('{"nulltest": null}', '$.nulltest');
+JSON_VALUE('{"nulltest": null}', '$.nulltest')
+NULL
+SELECT 1 + NULL;
+1 + NULL
+NULL
+SELECT 1 + JSON_VALUE('{"nulltest": null}', '$.nulltest');
+1 + JSON_VALUE('{"nulltest": null}', '$.nulltest')
+NULL
+SELECT NULL;
+NULL
+NULL
+SELECT JSON_EXTRACT('{"a":null, "b":10, "c":"null"}', '$.a');
+JSON_EXTRACT('{"a":null, "b":10, "c":"null"}', '$.a')
+null
+#
 # End of 10.3 tests
 #
 #
diff --git a/mysql-test/main/func_json.test b/mysql-test/main/func_json.test
index 07860766294..631f96aa3c9 100644
--- a/mysql-test/main/func_json.test
+++ b/mysql-test/main/func_json.test
@@ -628,6 +628,25 @@ SELECT * FROM t1 WHERE JSON_EXTRACT(j, '$.Age')=19;
 drop table t1;
 
 --echo #
+--echo # MDEV-27151: JSON_VALUE() does not parse NULL properties properly
+--echo #
+--echo #
+--echo # It is correct for JSON_EXTRACT() to give null instead of "NULL" because
+--echo # it returns the json literal that is put inside json.
+--echo # Hence it should return null as in 'null' string and not SQL NULL.
+--echo # JSON_VALUE() returns the "VALUE" so it is correct for it to return SQl NULL
+--echo #
+
+SELECT NULL;
+SELECT JSON_VALUE('{"nulltest": null}', '$.nulltest');
+SELECT 1 + NULL;
+SELECT 1 + JSON_VALUE('{"nulltest": null}', '$.nulltest');
+
+
+SELECT NULL;
+SELECT JSON_EXTRACT('{"a":null, "b":10, "c":"null"}', '$.a');
+
+--echo #
 --echo # End of 10.3 tests
 --echo #
 
diff --git a/mysql-test/suite/innodb/r/check_ibd_filesize,32k.rdiff b/mysql-test/suite/innodb/r/check_ibd_filesize,32k.rdiff
index 6cf0fdf4159..44446602b9f 100644
--- a/mysql-test/suite/innodb/r/check_ibd_filesize,32k.rdiff
+++ b/mysql-test/suite/innodb/r/check_ibd_filesize,32k.rdiff
@@ -1,18 +1,18 @@
---- check_ibd_filesize.result
-+++ check_ibd_filesize.result,32k
+--- mysql-test/suite/innodb/r/check_ibd_filesize.result	2022-08-16 17:28:06.462350465 +0530
++++ mysql-test/suite/innodb/r/check_ibd_filesize.reject	2022-08-16 17:29:25.129637040 +0530
 @@ -3,18 +3,12 @@
  # SPACE IN 5.7 THAN IN 5.6
  #
  CREATE TABLE t1 (a INT PRIMARY KEY) ENGINE=InnoDB;
--# bytes: 98304
-+# bytes: 196608
+-# bytes: 65536
++# bytes: 131072
  INSERT INTO t1 SELECT * FROM seq_1_to_25000;
 -# bytes: 9437184
 +# bytes: 786432
  DROP TABLE t1;
  CREATE TABLE t1 (a INT PRIMARY KEY, b BLOB) ENGINE=InnoDB;
--# bytes: 98304
-+# bytes: 196608
+-# bytes: 65536
++# bytes: 131072
  INSERT INTO t1 SELECT seq,REPEAT('a',30000) FROM seq_1_to_20;
 -# bytes: 4194304
 -DROP TABLE t1;
diff --git a/mysql-test/suite/innodb/r/check_ibd_filesize,4k.rdiff b/mysql-test/suite/innodb/r/check_ibd_filesize,4k.rdiff
index 52cd6832755..ef55ad971fe 100644
--- a/mysql-test/suite/innodb/r/check_ibd_filesize,4k.rdiff
+++ b/mysql-test/suite/innodb/r/check_ibd_filesize,4k.rdiff
@@ -1,17 +1,17 @@
---- check_ibd_filesize.result
-+++ check_ibd_filesize.result,4k
+--- mysql-test/suite/innodb/r/check_ibd_filesize.result	2022-08-16 17:28:06.462350465 +0530
++++ mysql-test/suite/innodb/r/check_ibd_filesize.reject	2022-08-16 17:31:39.288769153 +0530
 @@ -3,18 +3,18 @@
  # SPACE IN 5.7 THAN IN 5.6
  #
  CREATE TABLE t1 (a INT PRIMARY KEY) ENGINE=InnoDB;
--# bytes: 98304
-+# bytes: 24576
+-# bytes: 65536
++# bytes: 16384
  INSERT INTO t1 SELECT * FROM seq_1_to_25000;
  # bytes: 9437184
  DROP TABLE t1;
  CREATE TABLE t1 (a INT PRIMARY KEY, b BLOB) ENGINE=InnoDB;
--# bytes: 98304
-+# bytes: 24576
+-# bytes: 65536
++# bytes: 16384
  INSERT INTO t1 SELECT seq,REPEAT('a',30000) FROM seq_1_to_20;
  # bytes: 4194304
  DROP TABLE t1;
diff --git a/mysql-test/suite/innodb/r/check_ibd_filesize,64k.rdiff b/mysql-test/suite/innodb/r/check_ibd_filesize,64k.rdiff
index 23d9fbe608f..bcdcea31160 100644
--- a/mysql-test/suite/innodb/r/check_ibd_filesize,64k.rdiff
+++ b/mysql-test/suite/innodb/r/check_ibd_filesize,64k.rdiff
@@ -1,18 +1,18 @@
---- check_ibd_filesize.result
-+++ check_ibd_filesize.result,64k
+--- mysql-test/suite/innodb/r/check_ibd_filesize.result	2022-08-16 17:28:06.462350465 +0530
++++ mysql-test/suite/innodb/r/check_ibd_filesize.reject	2022-08-16 17:30:28.957174270 +0530
 @@ -3,18 +3,12 @@
  # SPACE IN 5.7 THAN IN 5.6
  #
  CREATE TABLE t1 (a INT PRIMARY KEY) ENGINE=InnoDB;
--# bytes: 98304
-+# bytes: 393216
+-# bytes: 65536
++# bytes: 262144
  INSERT INTO t1 SELECT * FROM seq_1_to_25000;
 -# bytes: 9437184
 +# bytes: 983040
  DROP TABLE t1;
  CREATE TABLE t1 (a INT PRIMARY KEY, b BLOB) ENGINE=InnoDB;
--# bytes: 98304
-+# bytes: 393216
+-# bytes: 65536
++# bytes: 262144
  INSERT INTO t1 SELECT seq,REPEAT('a',30000) FROM seq_1_to_20;
 -# bytes: 4194304
 -DROP TABLE t1;
diff --git a/mysql-test/suite/innodb/r/check_ibd_filesize,8k.rdiff b/mysql-test/suite/innodb/r/check_ibd_filesize,8k.rdiff
index 17936a3def9..7b699ef4cea 100644
--- a/mysql-test/suite/innodb/r/check_ibd_filesize,8k.rdiff
+++ b/mysql-test/suite/innodb/r/check_ibd_filesize,8k.rdiff
@@ -1,17 +1,17 @@
---- check_ibd_filesize.result
-+++ check_ibd_filesize.result,8k
+--- mysql-test/suite/innodb/r/check_ibd_filesize.result	2022-08-16 17:28:06.462350465 +0530
++++ mysql-test/suite/innodb/r/check_ibd_filesize.reject	2022-08-16 17:31:03.516962339 +0530
 @@ -3,18 +3,18 @@
  # SPACE IN 5.7 THAN IN 5.6
  #
  CREATE TABLE t1 (a INT PRIMARY KEY) ENGINE=InnoDB;
--# bytes: 98304
-+# bytes: 49152
+-# bytes: 65536
++# bytes: 32768
  INSERT INTO t1 SELECT * FROM seq_1_to_25000;
  # bytes: 9437184
  DROP TABLE t1;
  CREATE TABLE t1 (a INT PRIMARY KEY, b BLOB) ENGINE=InnoDB;
--# bytes: 98304
-+# bytes: 49152
+-# bytes: 65536
++# bytes: 32768
  INSERT INTO t1 SELECT seq,REPEAT('a',30000) FROM seq_1_to_20;
  # bytes: 4194304
  DROP TABLE t1;
diff --git a/mysql-test/suite/innodb/r/check_ibd_filesize.result b/mysql-test/suite/innodb/r/check_ibd_filesize.result
index a6f5fbd9387..0d224d6ac5f 100644
--- a/mysql-test/suite/innodb/r/check_ibd_filesize.result
+++ b/mysql-test/suite/innodb/r/check_ibd_filesize.result
@@ -3,12 +3,12 @@
 # SPACE IN 5.7 THAN IN 5.6
 #
 CREATE TABLE t1 (a INT PRIMARY KEY) ENGINE=InnoDB;
-# bytes: 98304
+# bytes: 65536
 INSERT INTO t1 SELECT * FROM seq_1_to_25000;
 # bytes: 9437184
 DROP TABLE t1;
 CREATE TABLE t1 (a INT PRIMARY KEY, b BLOB) ENGINE=InnoDB;
-# bytes: 98304
+# bytes: 65536
 INSERT INTO t1 SELECT seq,REPEAT('a',30000) FROM seq_1_to_20;
 # bytes: 4194304
 DROP TABLE t1;
diff --git a/mysql-test/suite/innodb/t/temporary_table.test b/mysql-test/suite/innodb/t/temporary_table.test
index 092aeb8a466..752243e599d 100644
--- a/mysql-test/suite/innodb/t/temporary_table.test
+++ b/mysql-test/suite/innodb/t/temporary_table.test
@@ -5,6 +5,7 @@
 #
 
 --source include/have_innodb.inc
+--source include/innodb_page_size.inc
 # Embedded server does not restart of server
 --source include/not_embedded.inc
 --source include/no_valgrind_without_big.inc
diff --git a/mysql-test/suite/innodb_zip/r/wl6347_comp_indx_stat.result b/mysql-test/suite/innodb_zip/r/wl6347_comp_indx_stat.result
index ad1c1141a20..05b4793eb4d 100644
--- a/mysql-test/suite/innodb_zip/r/wl6347_comp_indx_stat.result
+++ b/mysql-test/suite/innodb_zip/r/wl6347_comp_indx_stat.result
@@ -1024,7 +1024,7 @@ AND compress_ops BETWEEN @inl_val AND 1000
 AND table_name='tab5' AND database_name='test'
 AND index_name like 'idx%' ;
 compress_stat	1
-The size of the tab5.ibd file: 122880
+The size of the tab5.ibd file: 106496
 # for determintic resons simple data should be inserted.
 # insert some 100 records
 # Load the data
@@ -1331,7 +1331,7 @@ AND compress_ops BETWEEN @inl_val AND 1000
 AND table_name='tab5' AND database_name='test'
 AND index_name like 'idx%' ;
 compress_stat	1
-The size of the tab5.ibd file: 245760
+The size of the tab5.ibd file: 212992
 # for determintic resons simple data should be inserted.
 # insert some 100 records
 # Load the data
@@ -2637,7 +2637,7 @@ AND compress_ops BETWEEN @inl_val AND 1000
 AND table_name='tab5' AND database_name='test'
 AND index_name like 'idx%' ;
 compress_stat	1
-The size of the tab5.ibd file: 122880
+The size of the tab5.ibd file: 106496
 # for determintic resons simple data should be inserted.
 # insert some 100 records
 # Load the data
@@ -2946,7 +2946,7 @@ AND compress_ops BETWEEN @inl_val AND 1000
 AND table_name='tab5' AND database_name='test'
 AND index_name like 'idx%' ;
 compress_stat	1
-The size of the tab5.ibd file: 245760
+The size of the tab5.ibd file: 212992
 # for determintic resons simple data should be inserted.
 # insert some 100 records
 # Load the data
@@ -4151,7 +4151,7 @@ AND compress_ops BETWEEN @inl_val AND 1000
 AND table_name='tab5' AND database_name='test'
 AND index_name like 'idx%' ;
 compress_stat	1
-The size of the tab5.ibd file: 122880
+The size of the tab5.ibd file: 106496
 # for determintic resons simple data should be inserted.
 # insert some 100 records
 # Load the data
@@ -4439,7 +4439,7 @@ AND compress_ops BETWEEN @inl_val AND 1000
 AND table_name='tab5' AND database_name='test'
 AND index_name like 'idx%' ;
 compress_stat	1
-The size of the tab5.ibd file: 245760
+The size of the tab5.ibd file: 212992
 # for determintic resons simple data should be inserted.
 # insert some 100 records
 # Load the data
@@ -5697,7 +5697,7 @@ AND compress_ops BETWEEN @inl_val AND 1000
 AND table_name='tab5' AND database_name='test'
 AND index_name like 'idx%' ;
 compress_stat	1
-The size of the tab5.ibd file: 122880
+The size of the tab5.ibd file: 106496
 # for determintic resons simple data should be inserted.
 # insert some 100 records
 # Load the data
@@ -6004,7 +6004,7 @@ AND compress_ops BETWEEN @inl_val AND 1000
 AND table_name='tab5' AND database_name='test'
 AND index_name like 'idx%' ;
 compress_stat	1
-The size of the tab5.ibd file: 245760
+The size of the tab5.ibd file: 212992
 # for determintic resons simple data should be inserted.
 # insert some 100 records
 # Load the data
@@ -7288,7 +7288,7 @@ AND compress_ops BETWEEN @inl_val AND 1000
 AND table_name='tab5' AND database_name='test'
 AND index_name like 'idx%' ;
 compress_stat	1
-The size of the tab5.ibd file: 122880
+The size of the tab5.ibd file: 106496
 # for determintic resons simple data should be inserted.
 # insert some 100 records
 # Load the data
@@ -7595,7 +7595,7 @@ AND compress_ops BETWEEN @inl_val AND 1000
 AND table_name='tab5' AND database_name='test'
 AND index_name like 'idx%' ;
 compress_stat	1
-The size of the tab5.ibd file: 245760
+The size of the tab5.ibd file: 212992
 # for determintic resons simple data should be inserted.
 # insert some 100 records
 # Load the data
diff --git a/mysql-test/suite/mariabackup/log_page_corruption.result b/mysql-test/suite/mariabackup/log_page_corruption.result
index 91db833622a..101471002b8 100644
--- a/mysql-test/suite/mariabackup/log_page_corruption.result
+++ b/mysql-test/suite/mariabackup/log_page_corruption.result
@@ -31,13 +31,13 @@ FOUND 1 /Database page corruption detected.*/ in backup.log
 FOUND 1 /completed OK!/ in backup.log
 --- "innodb_corrupted_pages" file content: ---
 test/t1_corrupted
-6 8 9
+4 6 7
 test/t2_corrupted
-7 8 10
+5 6 8
 test/t4_corrupted_new
 1
 test/t5_corrupted_to_rename_renamed
-6
+4
 test/t7_corrupted_to_alter
 3
 ------
@@ -48,19 +48,19 @@ INSERT INTO t3_inc VALUES (3), (4), (5), (6), (7), (8), (9);
 # Backup must not fail, but "innodb_corrupted_pages" file must be created due to --log-innodb-page-corruption option
 --- "innodb_corrupted_pages" file content: ---
 test/t1_corrupted
-6 8 9
+4 6 7
 test/t1_inc_corrupted
-6 8 9
+4 6 7
 test/t2_corrupted
-7 8 10
+5 6 8
 test/t2_inc_corrupted
-7 8 10
+5 6 8
 test/t4_inc_corrupted_new
 1
 test/t5_corrupted_to_rename_renamed
-6
+4
 test/t5_inc_corrupted_to_rename_renamed
-6
+4
 test/t7_inc_corrupted_to_alter
 3
 ------
@@ -85,16 +85,16 @@ DROP TABLE t7_inc_corrupted_to_alter;
 # Full backup with --log-innodb-page-corruption
 --- "innodb_corrupted_pages" file content: ---
 test/t3
-6 8
+4 6
 ------
 # Extend some tablespace and corrupt extended pages for incremental backup
 # restart
 # Incremental backup --log-innodb-page-corruption
 --- "innodb_corrupted_pages" file content: ---
 test/t3
-6 8
+4 6
 test/t3_inc
-6 8
+4 6
 ------
 # Full backup prepare
 # "innodb_corrupted_pages" file must not exist after successful prepare