Merge 10.3 into 10.4

18 files changed, 973 insertions, 26 deletions

diff --git a/client/mysql.cc b/client/mysql.cc
index f4c10c59155..a643513d4cd 100644
--- a/client/mysql.cc
+++ b/client/mysql.cc
@@ -91,6 +91,9 @@ extern "C" {
 #include <conio.h>
 #else
 #include <readline.h>
+#if !defined(USE_LIBEDIT_INTERFACE)
+#include <history.h>
+#endif
 #define HAVE_READLINE
 #define USE_POPEN
 #endif
@@ -1042,22 +1045,6 @@ static const char *embedded_server_groups[]=
 { "server", "embedded", "mysql_SERVER", "mariadb_SERVER", 0 };
 
 #ifdef HAVE_READLINE
-/*
- HIST_ENTRY is defined for libedit, but not for the real readline
- Need to redefine it for real readline to find it
-*/
-#if !defined(HAVE_HIST_ENTRY)
-typedef struct _hist_entry {
-  const char      *line;
-  const char      *data;
-} HIST_ENTRY; 
-#endif
-
-extern "C" int add_history(const char *command); /* From readline directory */
-extern "C" int read_history(const char *command);
-extern "C" int write_history(const char *command);
-extern "C" HIST_ENTRY *history_get(int num);
-extern "C" int history_length;
 static int not_in_history(const char *line);
 static void initialize_readline ();
 static void fix_history(String *final_command);
diff --git a/mysql-test/main/custom_aggregate_functions.result b/mysql-test/main/custom_aggregate_functions.result
index b98954b920e..3a9e20437d2 100644
--- a/mysql-test/main/custom_aggregate_functions.result
+++ b/mysql-test/main/custom_aggregate_functions.result
@@ -1154,6 +1154,40 @@ NULL	8
 drop function agg_sum;
 drop table t1;
 #
+# User defined aggregate functions not working correctly when the schema is changed
+#
+CREATE SCHEMA IF NOT EXISTS common_schema;
+CREATE SCHEMA IF NOT EXISTS another_schema;
+DROP FUNCTION IF EXISTS common_schema.add_ints |
+Warnings:
+Note	1305	FUNCTION common_schema.add_ints does not exist
+CREATE FUNCTION common_schema.add_ints(int_1 INT, int_2 INT) RETURNS INT NO SQL
+BEGIN
+RETURN int_1 + int_2;
+END |
+DROP FUNCTION IF EXISTS common_schema.sum_ints |
+Warnings:
+Note	1305	FUNCTION common_schema.sum_ints does not exist
+CREATE AGGREGATE FUNCTION common_schema.sum_ints(int_val INT) RETURNS INT
+BEGIN
+DECLARE result INT DEFAULT 0;
+DECLARE CONTINUE HANDLER FOR NOT FOUND RETURN result;
+LOOP FETCH GROUP NEXT ROW;
+SET result = common_schema.add_ints(result, int_val);
+END LOOP;
+END |
+use common_schema;
+SELECT common_schema.sum_ints(seq) FROM (SELECT 1 seq UNION ALL SELECT 2) t;
+common_schema.sum_ints(seq)
+3
+USE another_schema;
+SELECT common_schema.sum_ints(seq) FROM (SELECT 1 seq UNION ALL SELECT 2) t;
+common_schema.sum_ints(seq)
+3
+drop database common_schema;
+drop database another_schema;
+USE test;
+#
 # MDEV-18813 PROCEDURE and anonymous blocks silently ignore FETCH GROUP NEXT ROW
 #
 CREATE PROCEDURE p1()
@@ -1186,3 +1220,4 @@ STARTS CURRENT_TIMESTAMP + INTERVAL 1 MONTH
 ENDS CURRENT_TIMESTAMP + INTERVAL 1 MONTH + INTERVAL 1 WEEK
 DO FETCH GROUP NEXT ROW;
 ERROR HY000: Aggregate specific instruction (FETCH GROUP NEXT ROW) used in a wrong context
+# End of 10.4 tests
diff --git a/mysql-test/main/custom_aggregate_functions.test b/mysql-test/main/custom_aggregate_functions.test
index a10ea44af60..12a09b07fc0 100644
--- a/mysql-test/main/custom_aggregate_functions.test
+++ b/mysql-test/main/custom_aggregate_functions.test
@@ -966,6 +966,40 @@ select i, sum(i) from t1 group by i with rollup;
 drop function agg_sum;
 drop table t1;
 
+--echo #
+--echo # User defined aggregate functions not working correctly when the schema is changed
+--echo #
+
+CREATE SCHEMA IF NOT EXISTS common_schema;
+CREATE SCHEMA IF NOT EXISTS another_schema;
+DELIMITER |;
+DROP FUNCTION IF EXISTS common_schema.add_ints |
+CREATE FUNCTION common_schema.add_ints(int_1 INT, int_2 INT) RETURNS INT NO SQL
+BEGIN
+    RETURN int_1 + int_2;
+END |
+DROP FUNCTION IF EXISTS common_schema.sum_ints |
+CREATE AGGREGATE FUNCTION common_schema.sum_ints(int_val INT) RETURNS INT
+BEGIN
+    DECLARE result INT DEFAULT 0;
+    DECLARE CONTINUE HANDLER FOR NOT FOUND RETURN result;
+    LOOP FETCH GROUP NEXT ROW;
+        SET result = common_schema.add_ints(result, int_val);
+    END LOOP;
+END |
+
+DELIMITER ;|
+
+use common_schema;
+SELECT common_schema.sum_ints(seq) FROM (SELECT 1 seq UNION ALL SELECT 2) t;
+
+USE another_schema;
+SELECT common_schema.sum_ints(seq) FROM (SELECT 1 seq UNION ALL SELECT 2) t;
+
+drop database common_schema;
+drop database another_schema;
+
+USE test;
 
 --echo #
 --echo # MDEV-18813 PROCEDURE and anonymous blocks silently ignore FETCH GROUP NEXT ROW
@@ -1016,3 +1050,5 @@ CREATE EVENT ev1
   STARTS CURRENT_TIMESTAMP + INTERVAL 1 MONTH
   ENDS CURRENT_TIMESTAMP + INTERVAL 1 MONTH + INTERVAL 1 WEEK
 DO FETCH GROUP NEXT ROW;
+
+--echo # End of 10.4 tests
diff --git a/mysql-test/main/func_math.result b/mysql-test/main/func_math.result
index 5c7c1c9a105..57425de897c 100644
--- a/mysql-test/main/func_math.result
+++ b/mysql-test/main/func_math.result
@@ -1015,6 +1015,742 @@ SELECT -9223372036854775808 MOD -9223372036854775808;
 -9223372036854775808 MOD -9223372036854775808
 0
 #
+# MDEV-22502 MDB crashes in CREATE TABLE AS SELECT when the precision of returning type = 0
+#
+CREATE TABLE t1 (d decimal(5,5));
+INSERT INTO t1 VALUES (0.55555);
+SELECT TRUNCATE(d,0) FROM t1;
+TRUNCATE(d,0)
+0
+CREATE TABLE t2 AS SELECT TRUNCATE(d,0) FROM t1;
+SELECT * FROM t2;
+TRUNCATE(d,0)
+0
+SHOW CREATE TABLE t2;
+Table	Create Table
+t2	CREATE TABLE `t2` (
+  `TRUNCATE(d,0)` decimal(1,0) DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+DROP TABLE t1, t2;
+#
+# MDEV-22503 MDB limits DECIMAL column precision to 16 doing CTAS with floor/ceil over DECIMAL(X,Y) where X > 16
+#
+CREATE TABLE t44 (d1 decimal(38,0) DEFAULT NULL);
+INSERT INTO t44 VALUES (12345678901234567890123456789012345678);
+SELECT FLOOR(d1) FROM t44;
+FLOOR(d1)
+12345678901234567890123456789012345678
+CREATE TABLE t45 AS SELECT FLOOR(d1) FROM t44;
+SELECT * FROM t45;
+FLOOR(d1)
+12345678901234567890123456789012345678
+SHOW CREATE TABLE t45;
+Table	Create Table
+t45	CREATE TABLE `t45` (
+  `FLOOR(d1)` decimal(38,0) DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+DROP TABLE t44, t45;
+CREATE PROCEDURE p1(prec INT, scale INT)
+BEGIN
+DECLARE maxval VARCHAR(128) DEFAULT '';
+SET @type= CONCAT('DECIMAL(', prec, ',', scale,')');
+SET @stmt= CONCAT('CREATE TABLE t1 (a ', @type, ',b ', @type, 'unsigned)');
+PREPARE stmt FROM @stmt;
+EXECUTE stmt;
+DEALLOCATE PREPARE stmt;
+SET maxval= CONCAT(REPEAT('9', prec-scale), '.', REPEAT('9',scale));
+INSERT INTO t1 VALUES (maxval, maxval);
+CREATE TABLE t2 AS SELECT a, b, FLOOR(a) AS fa, FLOOR(b) AS fb FROM t1;
+SHOW CREATE TABLE t2;
+SELECT * FROM t2;
+DROP TABLE t1, t2;
+END;
+$$
+CREATE PROCEDURE p2(prec INT)
+BEGIN
+DECLARE scale INT DEFAULT 0;
+WHILE scale < prec AND scale <= 30 DO
+CALL p1(prec, scale);
+SET scale= scale + 1;
+END WHILE;
+END;
+$$
+CALL p2(38);
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(38,0) DEFAULT NULL,
+  `b` decimal(38,0) unsigned DEFAULT NULL,
+  `fa` decimal(38,0) DEFAULT NULL,
+  `fb` decimal(38,0) DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	99999999999999999999999999999999999999
+b	99999999999999999999999999999999999999
+fa	99999999999999999999999999999999999999
+fb	99999999999999999999999999999999999999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(38,1) DEFAULT NULL,
+  `b` decimal(38,1) unsigned DEFAULT NULL,
+  `fa` decimal(37,0) DEFAULT NULL,
+  `fb` decimal(37,0) DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	9999999999999999999999999999999999999.9
+b	9999999999999999999999999999999999999.9
+fa	9999999999999999999999999999999999999
+fb	9999999999999999999999999999999999999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(38,2) DEFAULT NULL,
+  `b` decimal(38,2) unsigned DEFAULT NULL,
+  `fa` decimal(36,0) DEFAULT NULL,
+  `fb` decimal(36,0) DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	999999999999999999999999999999999999.99
+b	999999999999999999999999999999999999.99
+fa	999999999999999999999999999999999999
+fb	999999999999999999999999999999999999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(38,3) DEFAULT NULL,
+  `b` decimal(38,3) unsigned DEFAULT NULL,
+  `fa` decimal(35,0) DEFAULT NULL,
+  `fb` decimal(35,0) DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	99999999999999999999999999999999999.999
+b	99999999999999999999999999999999999.999
+fa	99999999999999999999999999999999999
+fb	99999999999999999999999999999999999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(38,4) DEFAULT NULL,
+  `b` decimal(38,4) unsigned DEFAULT NULL,
+  `fa` decimal(34,0) DEFAULT NULL,
+  `fb` decimal(34,0) DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	9999999999999999999999999999999999.9999
+b	9999999999999999999999999999999999.9999
+fa	9999999999999999999999999999999999
+fb	9999999999999999999999999999999999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(38,5) DEFAULT NULL,
+  `b` decimal(38,5) unsigned DEFAULT NULL,
+  `fa` decimal(33,0) DEFAULT NULL,
+  `fb` decimal(33,0) DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	999999999999999999999999999999999.99999
+b	999999999999999999999999999999999.99999
+fa	999999999999999999999999999999999
+fb	999999999999999999999999999999999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(38,6) DEFAULT NULL,
+  `b` decimal(38,6) unsigned DEFAULT NULL,
+  `fa` decimal(32,0) DEFAULT NULL,
+  `fb` decimal(32,0) DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	99999999999999999999999999999999.999999
+b	99999999999999999999999999999999.999999
+fa	99999999999999999999999999999999
+fb	99999999999999999999999999999999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(38,7) DEFAULT NULL,
+  `b` decimal(38,7) unsigned DEFAULT NULL,
+  `fa` decimal(31,0) DEFAULT NULL,
+  `fb` decimal(31,0) DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	9999999999999999999999999999999.9999999
+b	9999999999999999999999999999999.9999999
+fa	9999999999999999999999999999999
+fb	9999999999999999999999999999999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(38,8) DEFAULT NULL,
+  `b` decimal(38,8) unsigned DEFAULT NULL,
+  `fa` decimal(30,0) DEFAULT NULL,
+  `fb` decimal(30,0) DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	999999999999999999999999999999.99999999
+b	999999999999999999999999999999.99999999
+fa	999999999999999999999999999999
+fb	999999999999999999999999999999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(38,9) DEFAULT NULL,
+  `b` decimal(38,9) unsigned DEFAULT NULL,
+  `fa` decimal(29,0) DEFAULT NULL,
+  `fb` decimal(29,0) DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	99999999999999999999999999999.999999999
+b	99999999999999999999999999999.999999999
+fa	99999999999999999999999999999
+fb	99999999999999999999999999999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(38,10) DEFAULT NULL,
+  `b` decimal(38,10) unsigned DEFAULT NULL,
+  `fa` decimal(28,0) DEFAULT NULL,
+  `fb` decimal(28,0) DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	9999999999999999999999999999.9999999999
+b	9999999999999999999999999999.9999999999
+fa	9999999999999999999999999999
+fb	9999999999999999999999999999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(38,11) DEFAULT NULL,
+  `b` decimal(38,11) unsigned DEFAULT NULL,
+  `fa` decimal(27,0) DEFAULT NULL,
+  `fb` decimal(27,0) DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	999999999999999999999999999.99999999999
+b	999999999999999999999999999.99999999999
+fa	999999999999999999999999999
+fb	999999999999999999999999999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(38,12) DEFAULT NULL,
+  `b` decimal(38,12) unsigned DEFAULT NULL,
+  `fa` decimal(26,0) DEFAULT NULL,
+  `fb` decimal(26,0) DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	99999999999999999999999999.999999999999
+b	99999999999999999999999999.999999999999
+fa	99999999999999999999999999
+fb	99999999999999999999999999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(38,13) DEFAULT NULL,
+  `b` decimal(38,13) unsigned DEFAULT NULL,
+  `fa` decimal(25,0) DEFAULT NULL,
+  `fb` decimal(25,0) DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	9999999999999999999999999.9999999999999
+b	9999999999999999999999999.9999999999999
+fa	9999999999999999999999999
+fb	9999999999999999999999999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(38,14) DEFAULT NULL,
+  `b` decimal(38,14) unsigned DEFAULT NULL,
+  `fa` decimal(24,0) DEFAULT NULL,
+  `fb` decimal(24,0) DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	999999999999999999999999.99999999999999
+b	999999999999999999999999.99999999999999
+fa	999999999999999999999999
+fb	999999999999999999999999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(38,15) DEFAULT NULL,
+  `b` decimal(38,15) unsigned DEFAULT NULL,
+  `fa` decimal(23,0) DEFAULT NULL,
+  `fb` decimal(23,0) DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	99999999999999999999999.999999999999999
+b	99999999999999999999999.999999999999999
+fa	99999999999999999999999
+fb	99999999999999999999999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(38,16) DEFAULT NULL,
+  `b` decimal(38,16) unsigned DEFAULT NULL,
+  `fa` decimal(22,0) DEFAULT NULL,
+  `fb` decimal(22,0) DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	9999999999999999999999.9999999999999999
+b	9999999999999999999999.9999999999999999
+fa	9999999999999999999999
+fb	9999999999999999999999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(38,17) DEFAULT NULL,
+  `b` decimal(38,17) unsigned DEFAULT NULL,
+  `fa` decimal(21,0) DEFAULT NULL,
+  `fb` decimal(21,0) DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	999999999999999999999.99999999999999999
+b	999999999999999999999.99999999999999999
+fa	999999999999999999999
+fb	999999999999999999999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(38,18) DEFAULT NULL,
+  `b` decimal(38,18) unsigned DEFAULT NULL,
+  `fa` decimal(20,0) DEFAULT NULL,
+  `fb` decimal(20,0) DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	99999999999999999999.999999999999999999
+b	99999999999999999999.999999999999999999
+fa	99999999999999999999
+fb	99999999999999999999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(38,19) DEFAULT NULL,
+  `b` decimal(38,19) unsigned DEFAULT NULL,
+  `fa` decimal(19,0) DEFAULT NULL,
+  `fb` decimal(19,0) DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	9999999999999999999.9999999999999999999
+b	9999999999999999999.9999999999999999999
+fa	9999999999999999999
+fb	9999999999999999999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(38,20) DEFAULT NULL,
+  `b` decimal(38,20) unsigned DEFAULT NULL,
+  `fa` decimal(18,0) DEFAULT NULL,
+  `fb` bigint(17) unsigned DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	999999999999999999.99999999999999999999
+b	999999999999999999.99999999999999999999
+fa	999999999999999999
+fb	999999999999999999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(38,21) DEFAULT NULL,
+  `b` decimal(38,21) unsigned DEFAULT NULL,
+  `fa` bigint(17) DEFAULT NULL,
+  `fb` bigint(17) unsigned DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	99999999999999999.999999999999999999999
+b	99999999999999999.999999999999999999999
+fa	99999999999999999
+fb	99999999999999999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(38,22) DEFAULT NULL,
+  `b` decimal(38,22) unsigned DEFAULT NULL,
+  `fa` bigint(17) DEFAULT NULL,
+  `fb` bigint(17) unsigned DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	9999999999999999.9999999999999999999999
+b	9999999999999999.9999999999999999999999
+fa	9999999999999999
+fb	9999999999999999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(38,23) DEFAULT NULL,
+  `b` decimal(38,23) unsigned DEFAULT NULL,
+  `fa` bigint(17) DEFAULT NULL,
+  `fb` bigint(17) unsigned DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	999999999999999.99999999999999999999999
+b	999999999999999.99999999999999999999999
+fa	999999999999999
+fb	999999999999999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(38,24) DEFAULT NULL,
+  `b` decimal(38,24) unsigned DEFAULT NULL,
+  `fa` bigint(17) DEFAULT NULL,
+  `fb` bigint(16) unsigned DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	99999999999999.999999999999999999999999
+b	99999999999999.999999999999999999999999
+fa	99999999999999
+fb	99999999999999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(38,25) DEFAULT NULL,
+  `b` decimal(38,25) unsigned DEFAULT NULL,
+  `fa` bigint(16) DEFAULT NULL,
+  `fb` bigint(15) unsigned DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	9999999999999.9999999999999999999999999
+b	9999999999999.9999999999999999999999999
+fa	9999999999999
+fb	9999999999999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(38,26) DEFAULT NULL,
+  `b` decimal(38,26) unsigned DEFAULT NULL,
+  `fa` bigint(15) DEFAULT NULL,
+  `fb` bigint(14) unsigned DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	999999999999.99999999999999999999999999
+b	999999999999.99999999999999999999999999
+fa	999999999999
+fb	999999999999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(38,27) DEFAULT NULL,
+  `b` decimal(38,27) unsigned DEFAULT NULL,
+  `fa` bigint(14) DEFAULT NULL,
+  `fb` bigint(13) unsigned DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	99999999999.999999999999999999999999999
+b	99999999999.999999999999999999999999999
+fa	99999999999
+fb	99999999999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(38,28) DEFAULT NULL,
+  `b` decimal(38,28) unsigned DEFAULT NULL,
+  `fa` bigint(13) DEFAULT NULL,
+  `fb` bigint(12) unsigned DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	9999999999.9999999999999999999999999999
+b	9999999999.9999999999999999999999999999
+fa	9999999999
+fb	9999999999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(38,29) DEFAULT NULL,
+  `b` decimal(38,29) unsigned DEFAULT NULL,
+  `fa` bigint(12) DEFAULT NULL,
+  `fb` bigint(11) unsigned DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	999999999.99999999999999999999999999999
+b	999999999.99999999999999999999999999999
+fa	999999999
+fb	999999999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(38,30) DEFAULT NULL,
+  `b` decimal(38,30) unsigned DEFAULT NULL,
+  `fa` bigint(11) DEFAULT NULL,
+  `fb` bigint(10) unsigned DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	99999999.999999999999999999999999999999
+b	99999999.999999999999999999999999999999
+fa	99999999
+fb	99999999
+CALL p2(30);
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(30,0) DEFAULT NULL,
+  `b` decimal(30,0) unsigned DEFAULT NULL,
+  `fa` decimal(30,0) DEFAULT NULL,
+  `fb` decimal(31,0) unsigned DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	999999999999999999999999999999
+b	999999999999999999999999999999
+fa	999999999999999999999999999999
+fb	999999999999999999999999999999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(30,1) DEFAULT NULL,
+  `b` decimal(30,1) unsigned DEFAULT NULL,
+  `fa` decimal(29,0) DEFAULT NULL,
+  `fb` decimal(30,0) unsigned DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	99999999999999999999999999999.9
+b	99999999999999999999999999999.9
+fa	99999999999999999999999999999
+fb	99999999999999999999999999999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(30,2) DEFAULT NULL,
+  `b` decimal(30,2) unsigned DEFAULT NULL,
+  `fa` decimal(28,0) DEFAULT NULL,
+  `fb` decimal(29,0) unsigned DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	9999999999999999999999999999.99
+b	9999999999999999999999999999.99
+fa	9999999999999999999999999999
+fb	9999999999999999999999999999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(30,3) DEFAULT NULL,
+  `b` decimal(30,3) unsigned DEFAULT NULL,
+  `fa` decimal(27,0) DEFAULT NULL,
+  `fb` decimal(28,0) unsigned DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	999999999999999999999999999.999
+b	999999999999999999999999999.999
+fa	999999999999999999999999999
+fb	999999999999999999999999999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(30,4) DEFAULT NULL,
+  `b` decimal(30,4) unsigned DEFAULT NULL,
+  `fa` decimal(26,0) DEFAULT NULL,
+  `fb` decimal(27,0) unsigned DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	99999999999999999999999999.9999
+b	99999999999999999999999999.9999
+fa	99999999999999999999999999
+fb	99999999999999999999999999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(30,5) DEFAULT NULL,
+  `b` decimal(30,5) unsigned DEFAULT NULL,
+  `fa` decimal(25,0) DEFAULT NULL,
+  `fb` decimal(26,0) unsigned DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	9999999999999999999999999.99999
+b	9999999999999999999999999.99999
+fa	9999999999999999999999999
+fb	9999999999999999999999999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(30,6) DEFAULT NULL,
+  `b` decimal(30,6) unsigned DEFAULT NULL,
+  `fa` decimal(24,0) DEFAULT NULL,
+  `fb` decimal(25,0) unsigned DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	999999999999999999999999.999999
+b	999999999999999999999999.999999
+fa	999999999999999999999999
+fb	999999999999999999999999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(30,7) DEFAULT NULL,
+  `b` decimal(30,7) unsigned DEFAULT NULL,
+  `fa` decimal(23,0) DEFAULT NULL,
+  `fb` decimal(24,0) unsigned DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	99999999999999999999999.9999999
+b	99999999999999999999999.9999999
+fa	99999999999999999999999
+fb	99999999999999999999999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(30,8) DEFAULT NULL,
+  `b` decimal(30,8) unsigned DEFAULT NULL,
+  `fa` decimal(22,0) DEFAULT NULL,
+  `fb` decimal(23,0) unsigned DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	9999999999999999999999.99999999
+b	9999999999999999999999.99999999
+fa	9999999999999999999999
+fb	9999999999999999999999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(30,9) DEFAULT NULL,
+  `b` decimal(30,9) unsigned DEFAULT NULL,
+  `fa` decimal(21,0) DEFAULT NULL,
+  `fb` decimal(22,0) unsigned DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	999999999999999999999.999999999
+b	999999999999999999999.999999999
+fa	999999999999999999999
+fb	999999999999999999999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(30,10) DEFAULT NULL,
+  `b` decimal(30,10) unsigned DEFAULT NULL,
+  `fa` decimal(20,0) DEFAULT NULL,
+  `fb` decimal(21,0) unsigned DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	99999999999999999999.9999999999
+b	99999999999999999999.9999999999
+fa	99999999999999999999
+fb	99999999999999999999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(30,11) DEFAULT NULL,
+  `b` decimal(30,11) unsigned DEFAULT NULL,
+  `fa` decimal(19,0) DEFAULT NULL,
+  `fb` decimal(20,0) unsigned DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	9999999999999999999.99999999999
+b	9999999999999999999.99999999999
+fa	9999999999999999999
+fb	9999999999999999999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(30,12) DEFAULT NULL,
+  `b` decimal(30,12) unsigned DEFAULT NULL,
+  `fa` decimal(18,0) DEFAULT NULL,
+  `fb` bigint(17) unsigned DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	999999999999999999.999999999999
+b	999999999999999999.999999999999
+fa	999999999999999999
+fb	999999999999999999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(30,13) DEFAULT NULL,
+  `b` decimal(30,13) unsigned DEFAULT NULL,
+  `fa` bigint(17) DEFAULT NULL,
+  `fb` bigint(17) unsigned DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	99999999999999999.9999999999999
+b	99999999999999999.9999999999999
+fa	99999999999999999
+fb	99999999999999999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(30,14) DEFAULT NULL,
+  `b` decimal(30,14) unsigned DEFAULT NULL,
+  `fa` bigint(17) DEFAULT NULL,
+  `fb` bigint(17) unsigned DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	9999999999999999.99999999999999
+b	9999999999999999.99999999999999
+fa	9999999999999999
+fb	9999999999999999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(30,15) DEFAULT NULL,
+  `b` decimal(30,15) unsigned DEFAULT NULL,
+  `fa` bigint(17) DEFAULT NULL,
+  `fb` bigint(17) unsigned DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	999999999999999.999999999999999
+b	999999999999999.999999999999999
+fa	999999999999999
+fb	999999999999999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(30,16) DEFAULT NULL,
+  `b` decimal(30,16) unsigned DEFAULT NULL,
+  `fa` bigint(17) DEFAULT NULL,
+  `fb` bigint(16) unsigned DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	99999999999999.9999999999999999
+b	99999999999999.9999999999999999
+fa	99999999999999
+fb	99999999999999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(30,17) DEFAULT NULL,
+  `b` decimal(30,17) unsigned DEFAULT NULL,
+  `fa` bigint(16) DEFAULT NULL,
+  `fb` bigint(15) unsigned DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	9999999999999.99999999999999999
+b	9999999999999.99999999999999999
+fa	9999999999999
+fb	9999999999999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(30,18) DEFAULT NULL,
+  `b` decimal(30,18) unsigned DEFAULT NULL,
+  `fa` bigint(15) DEFAULT NULL,
+  `fb` bigint(14) unsigned DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	999999999999.999999999999999999
+b	999999999999.999999999999999999
+fa	999999999999
+fb	999999999999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(30,19) DEFAULT NULL,
+  `b` decimal(30,19) unsigned DEFAULT NULL,
+  `fa` bigint(14) DEFAULT NULL,
+  `fb` bigint(13) unsigned DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	99999999999.9999999999999999999
+b	99999999999.9999999999999999999
+fa	99999999999
+fb	99999999999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(30,20) DEFAULT NULL,
+  `b` decimal(30,20) unsigned DEFAULT NULL,
+  `fa` bigint(13) DEFAULT NULL,
+  `fb` bigint(12) unsigned DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	9999999999.99999999999999999999
+b	9999999999.99999999999999999999
+fa	9999999999
+fb	9999999999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(30,21) DEFAULT NULL,
+  `b` decimal(30,21) unsigned DEFAULT NULL,
+  `fa` bigint(12) DEFAULT NULL,
+  `fb` bigint(11) unsigned DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	999999999.999999999999999999999
+b	999999999.999999999999999999999
+fa	999999999
+fb	999999999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(30,22) DEFAULT NULL,
+  `b` decimal(30,22) unsigned DEFAULT NULL,
+  `fa` bigint(11) DEFAULT NULL,
+  `fb` bigint(10) unsigned DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	99999999.9999999999999999999999
+b	99999999.9999999999999999999999
+fa	99999999
+fb	99999999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(30,23) DEFAULT NULL,
+  `b` decimal(30,23) unsigned DEFAULT NULL,
+  `fa` bigint(10) DEFAULT NULL,
+  `fb` int(9) unsigned DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	9999999.99999999999999999999999
+b	9999999.99999999999999999999999
+fa	9999999
+fb	9999999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(30,24) DEFAULT NULL,
+  `b` decimal(30,24) unsigned DEFAULT NULL,
+  `fa` int(9) DEFAULT NULL,
+  `fb` int(8) unsigned DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	999999.999999999999999999999999
+b	999999.999999999999999999999999
+fa	999999
+fb	999999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(30,25) DEFAULT NULL,
+  `b` decimal(30,25) unsigned DEFAULT NULL,
+  `fa` int(8) DEFAULT NULL,
+  `fb` int(7) unsigned DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	99999.9999999999999999999999999
+b	99999.9999999999999999999999999
+fa	99999
+fb	99999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(30,26) DEFAULT NULL,
+  `b` decimal(30,26) unsigned DEFAULT NULL,
+  `fa` int(7) DEFAULT NULL,
+  `fb` int(6) unsigned DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	9999.99999999999999999999999999
+b	9999.99999999999999999999999999
+fa	9999
+fb	9999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(30,27) DEFAULT NULL,
+  `b` decimal(30,27) unsigned DEFAULT NULL,
+  `fa` int(6) DEFAULT NULL,
+  `fb` int(5) unsigned DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	999.999999999999999999999999999
+b	999.999999999999999999999999999
+fa	999
+fb	999
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(30,28) DEFAULT NULL,
+  `b` decimal(30,28) unsigned DEFAULT NULL,
+  `fa` int(5) DEFAULT NULL,
+  `fb` int(4) unsigned DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	99.9999999999999999999999999999
+b	99.9999999999999999999999999999
+fa	99
+fb	99
+Table	t2
+Create Table	CREATE TABLE `t2` (
+  `a` decimal(30,29) DEFAULT NULL,
+  `b` decimal(30,29) unsigned DEFAULT NULL,
+  `fa` int(4) DEFAULT NULL,
+  `fb` int(3) unsigned DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+a	9.99999999999999999999999999999
+b	9.99999999999999999999999999999
+fa	9
+fb	9
+DROP PROCEDURE p2;
+DROP PROCEDURE p1;
+#
 # End of 10.1 tests
 #
 #
@@ -1466,7 +2202,7 @@ SET @val = 'a';
 EXECUTE stmt1 USING @val;
 CRC32(?)
 3904355907
-DEALLOCATE PREPARE stmt;
+DEALLOCATE PREPARE stmt1;
 SET NAMES utf8;
 CREATE TABLE t1 (a TEXT) CHARACTER SET = utf8;
 LOAD DATA INFILE '../../std_data/loaddata_utf8.dat' INTO TABLE t1 CHARACTER SET utf8;
diff --git a/mysql-test/main/func_math.test b/mysql-test/main/func_math.test
index e2baee8852c..651def577ae 100644
--- a/mysql-test/main/func_math.test
+++ b/mysql-test/main/func_math.test
@@ -715,6 +715,65 @@ SELECT  9223372036854775808 MOD -9223372036854775808;
 SELECT -9223372036854775808 MOD  9223372036854775808;
 SELECT -9223372036854775808 MOD -9223372036854775808;
 
+--echo #
+--echo # MDEV-22502 MDB crashes in CREATE TABLE AS SELECT when the precision of returning type = 0
+--echo #
+
+CREATE TABLE t1 (d decimal(5,5));
+INSERT INTO t1 VALUES (0.55555);
+SELECT TRUNCATE(d,0) FROM t1;
+CREATE TABLE t2 AS SELECT TRUNCATE(d,0) FROM t1;
+SELECT * FROM t2;
+SHOW CREATE TABLE t2;
+DROP TABLE t1, t2;
+
+
+--echo #
+--echo # MDEV-22503 MDB limits DECIMAL column precision to 16 doing CTAS with floor/ceil over DECIMAL(X,Y) where X > 16
+--echo #
+
+CREATE TABLE t44 (d1 decimal(38,0) DEFAULT NULL);
+INSERT INTO t44 VALUES (12345678901234567890123456789012345678);
+SELECT FLOOR(d1) FROM t44;
+CREATE TABLE t45 AS SELECT FLOOR(d1) FROM t44;
+SELECT * FROM t45;
+SHOW CREATE TABLE t45;
+DROP TABLE t44, t45;
+
+
+DELIMITER $$;
+CREATE PROCEDURE p1(prec INT, scale INT)
+BEGIN
+  DECLARE maxval VARCHAR(128) DEFAULT '';
+  SET @type= CONCAT('DECIMAL(', prec, ',', scale,')');
+  SET @stmt= CONCAT('CREATE TABLE t1 (a ', @type, ',b ', @type, 'unsigned)');
+  PREPARE stmt FROM @stmt;
+  EXECUTE stmt;
+  DEALLOCATE PREPARE stmt;
+  SET maxval= CONCAT(REPEAT('9', prec-scale), '.', REPEAT('9',scale));
+  INSERT INTO t1 VALUES (maxval, maxval);
+  CREATE TABLE t2 AS SELECT a, b, FLOOR(a) AS fa, FLOOR(b) AS fb FROM t1;
+  SHOW CREATE TABLE t2;
+  SELECT * FROM t2;
+  DROP TABLE t1, t2;
+END;
+$$
+CREATE PROCEDURE p2(prec INT)
+BEGIN
+  DECLARE scale INT DEFAULT 0;
+  WHILE scale < prec AND scale <= 30 DO
+    CALL p1(prec, scale);
+    SET scale= scale + 1;
+  END WHILE;
+END;
+$$
+DELIMITER ;$$
+--vertical_results
+CALL p2(38);
+CALL p2(30);
+--horizontal_results
+DROP PROCEDURE p2;
+DROP PROCEDURE p1;
 
 
 --echo #
@@ -1013,7 +1072,7 @@ DROP FUNCTION crc32_func;
 PREPARE stmt1 FROM 'SELECT CRC32(?)';
 SET @val = 'a';
 EXECUTE stmt1 USING @val;
-DEALLOCATE PREPARE stmt;
+DEALLOCATE PREPARE stmt1;
 
 # Test case for checksum on contents of a file
 SET NAMES utf8;
diff --git a/mysql-test/main/table_value_constr.result b/mysql-test/main/table_value_constr.result
index b395a896000..cf4550471d6 100644
--- a/mysql-test/main/table_value_constr.result
+++ b/mysql-test/main/table_value_constr.result
@@ -2599,3 +2599,14 @@ a
 2
 1
 drop view v1;
+#
+# MDEV-22560 Crash on a table value constructor with an SP variable
+#
+BEGIN NOT ATOMIC
+DECLARE a INT DEFAULT 0;
+VALUES (a) UNION SELECT 1;
+END;
+$$
+a
+0
+1
diff --git a/mysql-test/main/table_value_constr.test b/mysql-test/main/table_value_constr.test
index 4464eb7b77b..e7843c604dd 100644
--- a/mysql-test/main/table_value_constr.test
+++ b/mysql-test/main/table_value_constr.test
@@ -1326,3 +1326,16 @@ create view v1 as with t(a) as (values (2), (1)) select a from t;
 show create view v1;
 select * from v1;
 drop view v1;
+
+
+--echo #
+--echo # MDEV-22560 Crash on a table value constructor with an SP variable
+--echo #
+
+DELIMITER $$;
+BEGIN NOT ATOMIC
+  DECLARE a INT DEFAULT 0;
+  VALUES (a) UNION SELECT 1;
+END;
+$$
+DELIMITER ;$$
diff --git a/mysql-test/suite/parts/inc/partition_auto_increment.inc b/mysql-test/suite/parts/inc/partition_auto_increment.inc
index 199c8680864..4392d04db8a 100644
--- a/mysql-test/suite/parts/inc/partition_auto_increment.inc
+++ b/mysql-test/suite/parts/inc/partition_auto_increment.inc
@@ -861,6 +861,17 @@ SELECT * FROM t1;
 DROP TABLE t1;
 }
 
+if (!$skip_update)
+{
+--echo #
+--echo # MDEV-19622 Assertion failures in
+--echo # ha_partition::set_auto_increment_if_higher upon UPDATE on Aria table
+--echo #
+CREATE OR REPLACE TABLE t1 (pk INT AUTO_INCREMENT, a INT, KEY(pk)) ENGINE=myisam PARTITION BY HASH(a);
+INSERT INTO t1 VALUES (1,1),(2,2);
+UPDATE t1 SET pk = 0;
+DROP TABLE t1;
+}
 
 --echo ##############################################################################
 }
diff --git a/mysql-test/suite/parts/r/partition_auto_increment_innodb.result b/mysql-test/suite/parts/r/partition_auto_increment_innodb.result
index 6250f28eb00..76f1ddfceae 100644
--- a/mysql-test/suite/parts/r/partition_auto_increment_innodb.result
+++ b/mysql-test/suite/parts/r/partition_auto_increment_innodb.result
@@ -1101,4 +1101,12 @@ SELECT * FROM t1;
 a
 0
 DROP TABLE t1;
+#
+# MDEV-19622 Assertion failures in
+# ha_partition::set_auto_increment_if_higher upon UPDATE on Aria table
+#
+CREATE OR REPLACE TABLE t1 (pk INT AUTO_INCREMENT, a INT, KEY(pk)) ENGINE=myisam PARTITION BY HASH(a);
+INSERT INTO t1 VALUES (1,1),(2,2);
+UPDATE t1 SET pk = 0;
+DROP TABLE t1;
 ##############################################################################
diff --git a/mysql-test/suite/parts/r/partition_auto_increment_maria.result b/mysql-test/suite/parts/r/partition_auto_increment_maria.result
index 5acce3e9492..5a3902475a9 100644
--- a/mysql-test/suite/parts/r/partition_auto_increment_maria.result
+++ b/mysql-test/suite/parts/r/partition_auto_increment_maria.result
@@ -1148,4 +1148,12 @@ SELECT * FROM t1;
 a
 0
 DROP TABLE t1;
+#
+# MDEV-19622 Assertion failures in
+# ha_partition::set_auto_increment_if_higher upon UPDATE on Aria table
+#
+CREATE OR REPLACE TABLE t1 (pk INT AUTO_INCREMENT, a INT, KEY(pk)) ENGINE=myisam PARTITION BY HASH(a);
+INSERT INTO t1 VALUES (1,1),(2,2);
+UPDATE t1 SET pk = 0;
+DROP TABLE t1;
 ##############################################################################
diff --git a/mysql-test/suite/parts/r/partition_auto_increment_memory.result b/mysql-test/suite/parts/r/partition_auto_increment_memory.result
index e622ddaa259..c395f8ed0c9 100644
--- a/mysql-test/suite/parts/r/partition_auto_increment_memory.result
+++ b/mysql-test/suite/parts/r/partition_auto_increment_memory.result
@@ -1129,4 +1129,12 @@ SELECT * FROM t1;
 a
 0
 DROP TABLE t1;
+#
+# MDEV-19622 Assertion failures in
+# ha_partition::set_auto_increment_if_higher upon UPDATE on Aria table
+#
+CREATE OR REPLACE TABLE t1 (pk INT AUTO_INCREMENT, a INT, KEY(pk)) ENGINE=myisam PARTITION BY HASH(a);
+INSERT INTO t1 VALUES (1,1),(2,2);
+UPDATE t1 SET pk = 0;
+DROP TABLE t1;
 ##############################################################################
diff --git a/mysql-test/suite/parts/r/partition_auto_increment_myisam.result b/mysql-test/suite/parts/r/partition_auto_increment_myisam.result
index 4e67094b327..792423096b5 100644
--- a/mysql-test/suite/parts/r/partition_auto_increment_myisam.result
+++ b/mysql-test/suite/parts/r/partition_auto_increment_myisam.result
@@ -1148,4 +1148,12 @@ SELECT * FROM t1;
 a
 0
 DROP TABLE t1;
+#
+# MDEV-19622 Assertion failures in
+# ha_partition::set_auto_increment_if_higher upon UPDATE on Aria table
+#
+CREATE OR REPLACE TABLE t1 (pk INT AUTO_INCREMENT, a INT, KEY(pk)) ENGINE=myisam PARTITION BY HASH(a);
+INSERT INTO t1 VALUES (1,1),(2,2);
+UPDATE t1 SET pk = 0;
+DROP TABLE t1;
 ##############################################################################
diff --git a/sql/item_func.cc b/sql/item_func.cc
index e6d33bd1c4d..45a7b155481 100644
--- a/sql/item_func.cc
+++ b/sql/item_func.cc
@@ -2173,6 +2173,12 @@ longlong Item_func_bit_neg::val_int()
 
 void Item_func_int_val::fix_length_and_dec_int_or_decimal()
 {
+  /*
+    The INT branch of this code should be revised.
+    It creates too large data types, e.g.
+      CREATE OR REPLACE TABLE t2 AS SELECT FLOOR(9999999.999) AS fa;
+    results in a BININT(10) column, while INT(7) should probably be enough.
+  */
   ulonglong tmp_max_length= (ulonglong ) args[0]->max_length - 
     (args[0]->decimals ? args[0]->decimals + 1 : 0) + 2;
   max_length= tmp_max_length > (ulonglong) UINT_MAX32 ?
@@ -2187,6 +2193,9 @@ void Item_func_int_val::fix_length_and_dec_int_or_decimal()
   */
   if (args[0]->max_length - args[0]->decimals >= DECIMAL_LONGLONG_DIGITS - 2)
   {
+    fix_char_length(
+      my_decimal_precision_to_length_no_truncation(
+        args[0]->decimal_int_part(), 0, false));
     set_handler(&type_handler_newdecimal);
   }
   else
@@ -2303,6 +2312,8 @@ void Item_func_round::fix_length_and_dec_decimal(uint decimals_to_set)
   set_handler(&type_handler_newdecimal);
   unsigned_flag= args[0]->unsigned_flag;
   decimals= decimals_to_set;
+  if (!precision)
+    precision= 1; // DECIMAL(0,0) -> DECIMAL(1,0)
   max_length= my_decimal_precision_to_length_no_truncation(precision,
                                                            decimals,
                                                            unsigned_flag);
diff --git a/sql/item_sum.cc b/sql/item_sum.cc
index d68603d4ea7..3c468c72fa9 100644
--- a/sql/item_sum.cc
+++ b/sql/item_sum.cc
@@ -1385,10 +1385,12 @@ Item_sum_sp::execute()
   bool res;
   uint old_server_status= thd->server_status;
 
-  /* We set server status so we can send a signal to exit from the
-     function with the return value. */
+  /*
+    We set server status so we can send a signal to exit from the
+    function with the return value.
+  */
 
-  thd->server_status= SERVER_STATUS_LAST_ROW_SENT;
+  thd->server_status|= SERVER_STATUS_LAST_ROW_SENT;
   res= Item_sp::execute(thd, &null_value, args, arg_count);
   thd->server_status= old_server_status;
   return res;
diff --git a/sql/sp_head.cc b/sql/sp_head.cc
index 6f1b720806c..6ad32ba91a0 100644
--- a/sql/sp_head.cc
+++ b/sql/sp_head.cc
@@ -4505,7 +4505,7 @@ sp_instr_agg_cfetch::execute(THD *thd, uint *nextp)
   else
   {
     thd->spcont->pause_state= FALSE;
-    if (thd->server_status == SERVER_STATUS_LAST_ROW_SENT)
+    if (thd->server_status & SERVER_STATUS_LAST_ROW_SENT)
     {
       my_message(ER_SP_FETCH_NO_DATA,
                  ER_THD(thd, ER_SP_FETCH_NO_DATA), MYF(0));
diff --git a/sql/sql_repl.cc b/sql/sql_repl.cc
index 4b8053d0b77..74ddd981a4b 100644
--- a/sql/sql_repl.cc
+++ b/sql/sql_repl.cc
@@ -1,5 +1,5 @@
 /* Copyright (c) 2000, 2018, Oracle and/or its affiliates.
-   Copyright (c) 2008, 2019, MariaDB Corporation
+   Copyright (c) 2008, 2020, MariaDB Corporation
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -2005,7 +2005,7 @@ send_event_to_slave(binlog_send_info *info, Log_event_type event_type,
 
   pos= my_b_tell(log);
   if (repl_semisync_master.update_sync_header(info->thd,
-                                              (uchar*) packet->ptr(),
+                                              (uchar*) packet->c_ptr_safe(),
                                               info->log_file_name + info->dirlen,
                                               pos, &need_sync))
   {
@@ -2029,7 +2029,8 @@ send_event_to_slave(binlog_send_info *info, Log_event_type event_type,
     }
   }
 
-  if (need_sync && repl_semisync_master.flush_net(info->thd, packet->c_ptr()))
+  if (need_sync && repl_semisync_master.flush_net(info->thd,
+                                                  packet->c_ptr_safe()))
   {
     info->error= ER_UNKNOWN_ERROR;
     return "Failed to run hook 'after_send_event'";
diff --git a/sql/sql_tvc.cc b/sql/sql_tvc.cc
index 5265d254a05..326692cf018 100644
--- a/sql/sql_tvc.cc
+++ b/sql/sql_tvc.cc
@@ -52,7 +52,14 @@ bool fix_fields_for_tvc(THD *thd, List_iterator_fast<List_item> &li)
 
     while ((item= it++))
     {
-      if (item->fix_fields(thd, 0))
+      /*
+        Some items have already been fixed.
+        For example Item_splocal items get fixed in
+        Item_splocal::append_for_log(), which is called from subst_spvars()
+        while replacing their values to NAME_CONST()s.
+        So fix only those that have not been.
+      */
+      if (item->fix_fields_if_needed(thd, 0))
 	DBUG_RETURN(true);
     }
   }
diff --git a/sql/table.cc b/sql/table.cc
index 4962a002cb9..d389e7ff8b1 100644
--- a/sql/table.cc
+++ b/sql/table.cc
@@ -7007,6 +7007,12 @@ void TABLE::mark_columns_needed_for_update()
     }
     need_signal= true;
   }
+  else
+  {
+    if (found_next_number_field)
+      mark_auto_increment_column();
+  }
+
   if (file->ha_table_flags() & HA_PRIMARY_KEY_REQUIRED_FOR_DELETE)
   {
     /*