Merge 10.2 into 10.3

33 files changed, 374 insertions, 62 deletions

diff --git a/mysql-test/main/cast.result b/mysql-test/main/cast.result
index 6021add2762..208fe8d9686 100644
--- a/mysql-test/main/cast.result
+++ b/mysql-test/main/cast.result
@@ -768,8 +768,8 @@ SET STATEMENT sql_mode = 'NO_ENGINE_SUBSTITUTION' FOR
 CREATE TABLE t1 AS SELECT CONCAT(CAST(REPEAT('9', 1000) AS SIGNED)),
 CONCAT(CAST(REPEAT('9', 1000) AS UNSIGNED));
 Warnings:
-Warning	1292	Truncated incorrect INTEGER value: '99999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999'
-Warning	1292	Truncated incorrect INTEGER value: '99999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999'
+Warning	1292	Truncated incorrect INTEGER value: '99999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999...'
+Warning	1292	Truncated incorrect INTEGER value: '99999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999...'
 SHOW CREATE TABLE t1;
 Table	Create Table
 t1	CREATE TABLE `t1` (
diff --git a/mysql-test/main/create.result b/mysql-test/main/create.result
index f0ea2f4d237..409be72921a 100644
--- a/mysql-test/main/create.result
+++ b/mysql-test/main/create.result
@@ -1114,9 +1114,9 @@ drop trigger имя_триггера_в_кодировке_утф8_длиной_
 create trigger
 очень_очень_очень_очень_очень_очень_очень_очень_длинная_строка_66
 before insert on имя_таблицы_в_кодировке_утф8_длиной_больше_чем_48 for each row set @a:=1;
-ERROR 42000: Identifier name 'очень_очень_очень_очень_очень_очень_очень_очень_длинна' is too long
+ERROR 42000: Identifier name 'очень_очень_очень_очень_очень_очень_очень_очень_длин...' is too long
 drop trigger очень_очень_очень_очень_очень_очень_очень_очень_длинная_строка_66;
-ERROR 42000: Identifier name 'очень_очень_очень_очень_очень_очень_очень_очень_длинна' is too long
+ERROR 42000: Identifier name 'очень_очень_очень_очень_очень_очень_очень_очень_длин...' is too long
 create procedure имя_процедуры_в_кодировке_утф8_длиной_больше_чем_50()
 begin
 end;
@@ -1128,7 +1128,7 @@ drop procedure имя_процедуры_в_кодировке_утф8_длин�
 create procedure очень_очень_очень_очень_очень_очень_очень_очень_длинная_строка_66()
 begin
 end;
-ERROR 42000: Identifier name 'очень_очень_очень_очень_очень_очень_очень_очень_длинна' is too long
+ERROR 42000: Identifier name 'очень_очень_очень_очень_очень_очень_очень_очень_длин...' is too long
 create function имя_функции_в_кодировке_утф8_длиной_больше_чем_49()
 returns int
 return 0;
@@ -1140,7 +1140,7 @@ drop function имя_функции_в_кодировке_утф8_длиной_�
 create function очень_очень_очень_очень_очень_очень_очень_очень_длинная_строка_66()
 returns int
 return 0;
-ERROR 42000: Identifier name 'очень_очень_очень_очень_очень_очень_очень_очень_длинна' is too long
+ERROR 42000: Identifier name 'очень_очень_очень_очень_очень_очень_очень_очень_длин...' is too long
 drop view имя_вью_кодировке_утф8_длиной_больше_чем_42;
 drop table имя_таблицы_в_кодировке_утф8_длиной_больше_чем_48;
 set @@character_set_client=@save_character_set_client;
diff --git a/mysql-test/main/derived.result b/mysql-test/main/derived.result
index e00e544720b..0f917509e20 100644
--- a/mysql-test/main/derived.result
+++ b/mysql-test/main/derived.result
@@ -217,7 +217,7 @@ a
 2
 drop table t1;
 select mail_id,  if(folder.f_description!='', folder.f_description, folder.f_name) as folder_name,  date, address_id, phrase, address,  subject from folder, (select  mail.mail_id as mail_id,  date_format(mail.h_date, '%b %e, %Y %h:%i') as date,  mail.folder_id,  sender.address_id as address_id,  sender.phrase as phrase, sender.address as address,    mail.h_subject as subject from    mail left join mxa as mxa_sender on mail.mail_id=mxa_sender.mail_id and mxa_sender.type='from' left join address as sender on mxa_sender.address_id=sender.address_id  mxa as mxa_recipient,   address as recipient, where 1     and mail.mail_id=mxa_recipient.mail_id   and mxa_recipient.address_id=recipient.address_id   and mxa_recipient.type='to'  and  match(sender.phrase, sender.address, sender.comment) against ('jeremy' in boolean mode)   and  match(recipient.phrase, recipient.address, recipient.comment) against ('monty' in boolean mode) order by mail.h_date desc limit 0, 25 ) as query where query.folder_id=folder.folder_id;
-ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'mxa as mxa_recipient,   address as recipient, where 1     and mail.mail_id=mxa_r' at line 1
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'mxa as mxa_recipient,   address as recipient, where 1     and mail.mail_id=mx...' at line 1
 create table t1 (a int);
 insert into t1 values (1),(2),(3);
 update (select * from t1) as t1 set a = 5;
diff --git a/mysql-test/main/drop.result b/mysql-test/main/drop.result
index 88e070af88c..f55888ad1bd 100644
--- a/mysql-test/main/drop.result
+++ b/mysql-test/main/drop.result
@@ -31,13 +31,13 @@ table7, table8, table9, table10, table11, table12, table13,
 table14, table15, table16, table17, table18, table19, table20,
 table21, table22, table23, table24, table25, table26, table27,
 table28;
-ERROR 42S02: Unknown table 'mysqltest.table1,mysqltest.table2,mysqltest.table3,mysqltest.table4,mysqltest.table5,mysqltest.table'
+ERROR 42S02: Unknown table 'mysqltest.table1,mysqltest.table2,mysqltest.table3,mysqltest.table4,mysqltest.table5,mysqltest.ta...'
 drop table table1, table2, table3, table4, table5, table6,
 table7, table8, table9, table10, table11, table12, table13,
 table14, table15, table16, table17, table18, table19, table20,
 table21, table22, table23, table24, table25, table26, table27,
 table28, table29, table30;
-ERROR 42S02: Unknown table 'mysqltest.table1,mysqltest.table2,mysqltest.table3,mysqltest.table4,mysqltest.table5,mysqltest.table'
+ERROR 42S02: Unknown table 'mysqltest.table1,mysqltest.table2,mysqltest.table3,mysqltest.table4,mysqltest.table5,mysqltest.ta...'
 use test;
 drop database mysqltest;
 flush tables with read lock;
diff --git a/mysql-test/main/dyncol.result b/mysql-test/main/dyncol.result
index 811d86141e5..03c5c3fb22e 100644
--- a/mysql-test/main/dyncol.result
+++ b/mysql-test/main/dyncol.result
@@ -1261,7 +1261,7 @@ select id from t1 where column_get(str,4 as char(100)) = repeat("a", 100);
 id
 5
 Warnings:
-Warning	1292	Truncated incorrect CHAR(100) value: 'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa'
+Warning	1292	Truncated incorrect CHAR(100) value: 'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa...'
 update t1 set str=column_add(str, 4, repeat("b", 10000)) where id=5;
 select id from t1 where column_get(str,4 as char(100000)) = repeat("b", 10000);
 id
diff --git a/mysql-test/main/errors.result b/mysql-test/main/errors.result
index ba05a2b37d4..78695b07b8e 100644
--- a/mysql-test/main/errors.result
+++ b/mysql-test/main/errors.result
@@ -170,10 +170,23 @@ UPDATE t1 SET a = 'new'
 WHERE COLUMN_CREATE( 1, 'v', 1, 'w' ) IS NULL;
 ERROR 22007: Illegal value used as argument of dynamic column function
 drop table t1;
+set @max_session_mem_used_save= @@max_session_mem_used;
 set max_session_mem_used = 50000;
 select * from seq_1_to_1000;
 set max_session_mem_used = 8192;
 select * from seq_1_to_1000;
+set max_session_mem_used = @max_session_mem_used_save;
+#
+# MDEV-20604: Duplicate key value is silently truncated to 64
+# characters in print_keydup_error
+#
+create table t1 (a varchar(100), UNIQUE KEY akey (a));
+insert into t1 values ("1234567890123456789012345678901234567890123456789012345678901234567890_end");
+# The value in the error message should show truncation with "..."
+insert into t1 values ("1234567890123456789012345678901234567890123456789012345678901234567890_end");
+ERROR 23000: Duplicate entry '1234567890123456789012345678901234567890123456789012345678901...' for key 'akey'
+drop table t1;
+# End of 10.2 tests
 #
 # MDEV-14269 errors.test fails with valgrind (Conditional jump or move depends on uninitialised value)
 #
@@ -182,3 +195,4 @@ SELECT UPDATEXML(-73 * -2465717823867977728,@@global.auto_increment_increment,nu
 ERROR 22003: BIGINT value is out of range in '-73 * -2465717823867977728'
 SELECT UPDATEXML(-73 * -2465717823867977728,@@global.long_query_time,null);
 ERROR 22003: BIGINT value is out of range in '-73 * -2465717823867977728'
+# End of 10.3 tests
diff --git a/mysql-test/main/errors.test b/mysql-test/main/errors.test
index 73d94d10382..f3aedc8e491 100644
--- a/mysql-test/main/errors.test
+++ b/mysql-test/main/errors.test
@@ -203,6 +203,8 @@ drop table t1;
 #
 # errors caused by max_session_mem_used
 #
+set @max_session_mem_used_save= @@max_session_mem_used;
+
 --disable_result_log
 set max_session_mem_used = 50000;
 --error 0,ER_OPTION_PREVENTS_STATEMENT
@@ -214,6 +216,24 @@ select * from seq_1_to_1000;
 # We may not be able to execute any more queries with this connection
 # because of too little memory#
 
+set max_session_mem_used = @max_session_mem_used_save;
+
+--echo #
+--echo # MDEV-20604: Duplicate key value is silently truncated to 64
+--echo # characters in print_keydup_error
+--echo #
+
+create table t1 (a varchar(100), UNIQUE KEY akey (a));
+
+insert into t1 values ("1234567890123456789012345678901234567890123456789012345678901234567890_end");
+--echo # The value in the error message should show truncation with "..."
+--error ER_DUP_ENTRY
+insert into t1 values ("1234567890123456789012345678901234567890123456789012345678901234567890_end");
+
+drop table t1;
+
+
+--echo # End of 10.2 tests
 
 --echo #
 --echo # MDEV-14269 errors.test fails with valgrind (Conditional jump or move depends on uninitialised value)
@@ -224,3 +244,5 @@ SET NAMES utf8;
 SELECT UPDATEXML(-73 * -2465717823867977728,@@global.auto_increment_increment,null);
 --error ER_DATA_OUT_OF_RANGE
 SELECT UPDATEXML(-73 * -2465717823867977728,@@global.long_query_time,null);
+
+-- echo # End of 10.3 tests
diff --git a/mysql-test/main/events_2.result b/mysql-test/main/events_2.result
index 6dd1a9e5dc6..ec8dc0ff305 100644
--- a/mysql-test/main/events_2.result
+++ b/mysql-test/main/events_2.result
@@ -348,7 +348,7 @@ drop event имя_события_в_кодировке_утф8_длиной_бо
 create event
 очень_очень_очень_очень_очень_очень_очень_очень_длинная_строка_66
 on schedule every 2 year do select 1;
-ERROR 42000: Identifier name 'очень_очень_очень_очень_очень_очень_очень_очень_длинна' is too long
+ERROR 42000: Identifier name 'очень_очень_очень_очень_очень_очень_очень_очень_длин...' is too long
 create event event_35981 on schedule every 6 month on completion preserve
 disable
 do
diff --git a/mysql-test/main/func_debug.result b/mysql-test/main/func_debug.result
index e2bf0ca8df3..165b9ca5201 100644
--- a/mysql-test/main/func_debug.result
+++ b/mysql-test/main/func_debug.result
@@ -1671,6 +1671,6 @@ a
 2
 9
 Warnings:
-Note	1105	DBUG: Item_subselect::exec (select max(`test`.`t1`.`a`) from `test`.`t1`)
+Note	1105	DBUG: Item_subselect::exec (select max(`test`.`t1`.`a`) from `test`.`t...
 DROP TABLE t1;
 SET SESSION debug_dbug="-d,Item_subselect";
diff --git a/mysql-test/main/func_gconcat.result b/mysql-test/main/func_gconcat.result
index 79011b4fc5e..f99daad4a3e 100644
--- a/mysql-test/main/func_gconcat.result
+++ b/mysql-test/main/func_gconcat.result
@@ -1329,7 +1329,7 @@ select group_concat(grp limit "sdjadjs") from t1
 select grp,group_concat(c limit 5.5) from t1 group by grp ;
 ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near '"sdjadjs") from t1
 --error ER_PARSE_ERROR
-select grp,group_concat(c limit 5.5) f' at line 1
+select grp,group_concat(c limit 5.5...' at line 1
 select grp,group_concat(distinct c limit 1,10 ) from t1 group by grp;
 grp	group_concat(distinct c limit 1,10 )
 1	c
diff --git a/mysql-test/main/func_group.result b/mysql-test/main/func_group.result
index de3a9748f19..62012c8067b 100644
--- a/mysql-test/main/func_group.result
+++ b/mysql-test/main/func_group.result
@@ -2110,8 +2110,8 @@ avg(export_set( 3, 'y', sha(i)))	group_concat(d)
 0	2008-10-02
 0	2010-12-12
 Warnings:
-Warning	1292	Truncated incorrect DOUBLE value: 'y,y,356a192b7913b04c54574d18c28d46e6395428ab,356a192b7913b04c54574d18c28d46e6395428ab,356a192b7913b04c54574d18c28d46e6395428ab,3'
-Warning	1292	Truncated incorrect DOUBLE value: 'y,y,da4b9237bacccdf19c0760cab7aec4a8359010b0,da4b9237bacccdf19c0760cab7aec4a8359010b0,da4b9237bacccdf19c0760cab7aec4a8359010b0,d'
+Warning	1292	Truncated incorrect DOUBLE value: 'y,y,356a192b7913b04c54574d18c28d46e6395428ab,356a192b7913b04c54574d18c28d46e6395428ab,356a192b7913b04c54574d18c28d46e6395428a...'
+Warning	1292	Truncated incorrect DOUBLE value: 'y,y,da4b9237bacccdf19c0760cab7aec4a8359010b0,da4b9237bacccdf19c0760cab7aec4a8359010b0,da4b9237bacccdf19c0760cab7aec4a8359010b...'
 drop table t1;
 #
 # MDEV-4290: crash in st_select_lex::mark_as_dependent
diff --git a/mysql-test/main/func_math.result b/mysql-test/main/func_math.result
index cd031c4b0e4..c6229361489 100644
--- a/mysql-test/main/func_math.result
+++ b/mysql-test/main/func_math.result
@@ -727,7 +727,7 @@ foo
 2
 Warnings:
 Warning	1292	Truncated incorrect DOUBLE value: '53064635.445796e3130837'
-Warning	1292	Truncated incorrect DOUBLE value: '179,769,313,486,231,570,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,'
+Warning	1292	Truncated incorrect DOUBLE value: '179,769,313,486,231,570,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,0...'
 #
 # Bug #58137 char(0) column cause:
 #            my_gcvt: Assertion `width > 0 && to != ((void *)0)' failed
@@ -939,13 +939,13 @@ STDDEV_SAMP(EXPORT_SET(t1, -1379790335835635712, (i1 + 'o'), (MD5(d1))))
 NULL
 Warnings:
 Warning	1292	Truncated incorrect DOUBLE value: 'o'
-Warning	1292	Truncated incorrect DOUBLE value: '98e466c7ff40fe6b95cde24200f376303-13797903358356357128e466c7ff40fe6b95cde24200f376303-13797903358356357128e466c7ff40fe6b95cde242'
+Warning	1292	Truncated incorrect DOUBLE value: '98e466c7ff40fe6b95cde24200f376303-13797903358356357128e466c7ff40fe6b95cde24200f376303-13797903358356357128e466c7ff40fe6b95cde...'
 Warning	1292	Truncated incorrect DOUBLE value: 'o'
-Warning	1292	Truncated incorrect DOUBLE value: '-1379790335835635712e315457d879863c6ccf2ddee5562fc24-1379790335835635712e315457d879863c6ccf2ddee5562fc24-1379790335835635712e315'
+Warning	1292	Truncated incorrect DOUBLE value: '-1379790335835635712e315457d879863c6ccf2ddee5562fc24-1379790335835635712e315457d879863c6ccf2ddee5562fc24-1379790335835635712e...'
 Warning	1292	Truncated incorrect DOUBLE value: 'o'
-Warning	1292	Truncated incorrect DOUBLE value: '7b4dd517b633f1f6304b773523b5279747b4dd517b633f1f6304b773523b5279747b4dd517b633f1f6304b773523b527974-1379790335835635712b4dd517b6'
+Warning	1292	Truncated incorrect DOUBLE value: '7b4dd517b633f1f6304b773523b5279747b4dd517b633f1f6304b773523b5279747b4dd517b633f1f6304b773523b527974-1379790335835635712b4dd51...'
 Warning	1292	Truncated incorrect DOUBLE value: 'o'
-Warning	1292	Truncated incorrect DOUBLE value: '-1379790335835635712b0e107767ea830fd3318893e40412a43-1379790335835635712b0e107767ea830fd3318893e40412a43-1379790335835635712b0e1'
+Warning	1292	Truncated incorrect DOUBLE value: '-1379790335835635712b0e107767ea830fd3318893e40412a43-1379790335835635712b0e107767ea830fd3318893e40412a43-1379790335835635712b...'
 DROP TABLE t1;
 CREATE TABLE t1 (a VARCHAR(128));
 INSERT INTO t1 VALUES ('1e310');
diff --git a/mysql-test/main/func_misc.result b/mysql-test/main/func_misc.result
index 9ff0ebdb9ea..a0546fd3f36 100644
--- a/mysql-test/main/func_misc.result
+++ b/mysql-test/main/func_misc.result
@@ -815,13 +815,13 @@ select release_lock(repeat('a', 192));
 release_lock(repeat('a', 192))
 1
 select get_lock(repeat('a', 193), 0);
-ERROR 42000: Identifier name 'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa' is too long
+ERROR 42000: Identifier name 'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa...' is too long
 select is_used_lock(repeat('a', 193));
-ERROR 42000: Identifier name 'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa' is too long
+ERROR 42000: Identifier name 'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa...' is too long
 select is_free_lock(repeat('a', 193));
-ERROR 42000: Identifier name 'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa' is too long
+ERROR 42000: Identifier name 'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa...' is too long
 select release_lock(repeat('a', 193));
-ERROR 42000: Identifier name 'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa' is too long
+ERROR 42000: Identifier name 'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa...' is too long
 
 # --
 # -- WL#5787: IPv6-capable INET_ATON and INET_NTOA functions.
diff --git a/mysql-test/main/grant.result b/mysql-test/main/grant.result
index 56d2eb8e6b1..0dcdc85dd60 100644
--- a/mysql-test/main/grant.result
+++ b/mysql-test/main/grant.result
@@ -1131,7 +1131,7 @@ USE test;
 connection default;
 disconnect master;
 create user longer_than_80_456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789;
-ERROR HY000: String 'longer_than_80_4567890123456789012345678901234567890123456789012345678' is too long for user name (should be no longer than 80)
+ERROR HY000: String 'longer_than_80_4567890123456789012345678901234567890123456789012345...' is too long for user name (should be no longer than 80)
 CREATE DATABASE mysqltest1;
 CREATE TABLE mysqltest1.t1 (
 int_field INTEGER UNSIGNED NOT NULL,
@@ -1217,27 +1217,27 @@ DROP USER mysqltest_1@localhost;
 DROP DATABASE mysqltest1;
 USE test;
 GRANT CREATE ON mysqltest.* TO longer_than_80_456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789@localhost;
-ERROR HY000: String 'longer_than_80_4567890123456789012345678901234567890123456789012345678' is too long for user name (should be no longer than 80)
+ERROR HY000: String 'longer_than_80_4567890123456789012345678901234567890123456789012345...' is too long for user name (should be no longer than 80)
 GRANT CREATE ON mysqltest.* TO some_user_name@1234567890abcdefghij1234567890abcdefghij1234567890abcdefghijQWERTY;
 ERROR HY000: String '1234567890abcdefghij1234567890abcdefghij1234567890abcdefghijQWERTY' is too long for host name (should be no longer than 60)
 REVOKE CREATE ON mysqltest.* FROM longer_than_80_456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789@localhost;
-ERROR HY000: String 'longer_than_80_4567890123456789012345678901234567890123456789012345678' is too long for user name (should be no longer than 80)
+ERROR HY000: String 'longer_than_80_4567890123456789012345678901234567890123456789012345...' is too long for user name (should be no longer than 80)
 REVOKE CREATE ON mysqltest.* FROM some_user_name@1234567890abcdefghij1234567890abcdefghij1234567890abcdefghijQWERTY;
 ERROR HY000: String '1234567890abcdefghij1234567890abcdefghij1234567890abcdefghijQWERTY' is too long for host name (should be no longer than 60)
 GRANT CREATE ON t1 TO longer_than_80_456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789@localhost;
-ERROR HY000: String 'longer_than_80_4567890123456789012345678901234567890123456789012345678' is too long for user name (should be no longer than 80)
+ERROR HY000: String 'longer_than_80_4567890123456789012345678901234567890123456789012345...' is too long for user name (should be no longer than 80)
 GRANT CREATE ON t1 TO some_user_name@1234567890abcdefghij1234567890abcdefghij1234567890abcdefghijQWERTY;
 ERROR HY000: String '1234567890abcdefghij1234567890abcdefghij1234567890abcdefghijQWERTY' is too long for host name (should be no longer than 60)
 REVOKE CREATE ON t1 FROM longer_than_80_456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789@localhost;
-ERROR HY000: String 'longer_than_80_4567890123456789012345678901234567890123456789012345678' is too long for user name (should be no longer than 80)
+ERROR HY000: String 'longer_than_80_4567890123456789012345678901234567890123456789012345...' is too long for user name (should be no longer than 80)
 REVOKE CREATE ON t1 FROM some_user_name@1234567890abcdefghij1234567890abcdefghij1234567890abcdefghijQWERTY;
 ERROR HY000: String '1234567890abcdefghij1234567890abcdefghij1234567890abcdefghijQWERTY' is too long for host name (should be no longer than 60)
 GRANT EXECUTE ON PROCEDURE p1 TO longer_than_80_456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789@localhost;
-ERROR HY000: String 'longer_than_80_4567890123456789012345678901234567890123456789012345678' is too long for user name (should be no longer than 80)
+ERROR HY000: String 'longer_than_80_4567890123456789012345678901234567890123456789012345...' is too long for user name (should be no longer than 80)
 GRANT EXECUTE ON PROCEDURE p1 TO some_user_name@1234567890abcdefghij1234567890abcdefghij1234567890abcdefghijQWERTY;
 ERROR HY000: String '1234567890abcdefghij1234567890abcdefghij1234567890abcdefghijQWERTY' is too long for host name (should be no longer than 60)
 REVOKE EXECUTE ON PROCEDURE p1 FROM longer_than_80_456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789@localhost;
-ERROR HY000: String 'longer_than_80_4567890123456789012345678901234567890123456789012345678' is too long for user name (should be no longer than 80)
+ERROR HY000: String 'longer_than_80_4567890123456789012345678901234567890123456789012345...' is too long for user name (should be no longer than 80)
 REVOKE EXECUTE ON PROCEDURE t1 FROM some_user_name@1234567890abcdefghij1234567890abcdefghij1234567890abcdefghijQWERTY;
 ERROR HY000: String '1234567890abcdefghij1234567890abcdefghij1234567890abcdefghijQWERTY' is too long for host name (should be no longer than 60)
 CREATE USER bug23556@localhost;
@@ -1711,7 +1711,7 @@ drop database mysqltest1;
 End of 5.0 tests
 set names utf8;
 grant select on test.* to очень_длинный_юзер890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890@localhost;
-ERROR HY000: String 'очень_длинный_юзер890123456789012345678901234567890123' is too long for user name (should be no longer than 80)
+ERROR HY000: String 'очень_длинный_юзер890123456789012345678901234567890...' is too long for user name (should be no longer than 80)
 set names default;
 create database mysqltest;
 use mysqltest;
diff --git a/mysql-test/main/grant_lowercase.result b/mysql-test/main/grant_lowercase.result
index d4a1667595e..997ae20c8fb 100644
--- a/mysql-test/main/grant_lowercase.result
+++ b/mysql-test/main/grant_lowercase.result
@@ -4,7 +4,7 @@ grant select on `a%`.* to user1@localhost with grant option;
 connect  conn1,localhost,user1,,;
 connection conn1;
 grant file on aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa.* to 'user'@'%' identified by 'secret';
-ERROR 42000: Incorrect database name 'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa'
+ERROR 42000: Incorrect database name 'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa...'
 connection default;
 disconnect conn1;
 drop user user1@localhost;
diff --git a/mysql-test/main/index_merge_myisam.result b/mysql-test/main/index_merge_myisam.result
index c8520f18c43..0663b2d4e90 100644
--- a/mysql-test/main/index_merge_myisam.result
+++ b/mysql-test/main/index_merge_myisam.result
@@ -1689,6 +1689,58 @@ id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
 DROP TABLE t1;
 set optimizer_switch= @optimizer_switch_save;
 #
+# MDEV-21932: ROR union with index_merge_sort_union=off
+#
+create table t0 (a int);
+insert into t0 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9);
+insert into t0 select a+10 from t0;
+insert into t0 select a+20 from t0;
+insert into t0 select a+40 from t0;
+insert into t0 select a+80 from t0;
+insert into t0 select a+160 from t0;
+delete from t0 where a > 300;
+create table t1 (
+f1 int, f2 int, f3 int, f4 int,
+primary key (f1),  key (f3),  key(f4)
+) engine=myisam;
+insert into t1 select a+100, a+100, a+100, a+100 from t0;
+insert into t1 VALUES (9,0,2,6), (9930,0,0,NULL);
+analyze table t1;
+Table	Op	Msg_type	Msg_text
+test.t1	analyze	status	OK
+set optimizer_switch='index_merge_sort_union=off';
+set optimizer_switch='index_merge_union=on';
+explain select * from t1
+where (( f3 = 1 or f1 = 7 )  and f1 < 10) or
+(f3 between 2 and 2 and ( f3 = 1 or f4 < 7 ));
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	t1	index_merge	PRIMARY,f3,f4	f3,PRIMARY,f3	5,4,5	NULL	3	Using union(f3,PRIMARY,f3); Using where
+select * from t1
+where (( f3 = 1 or f1 = 7 )  and f1 < 10) or
+(f3 between 2 and 2 and ( f3 = 1 or f4 < 7 ));
+f1	f2	f3	f4
+9	0	2	6
+insert into t1 values (52,0,1,0),(53,0,1,0);
+insert into t1 values (50,0,1,0),(51,0,1,0);
+insert into t1 values (48,0,1,0),(49,0,1,0);
+insert into t1 values (46,0,1,0),(47,0,1,0);
+insert into t1 values (44,0,1,0),(45,0,1,0);
+analyze table t1;
+Table	Op	Msg_type	Msg_text
+test.t1	analyze	status	OK
+explain select * from t1
+where (( f3 = 1 or f1 = 7 )  and f1 < 10) or
+(f3 between 2 and 2 and ( f3 = 1 or f4 < 7 ));
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	t1	index_merge	PRIMARY,f3,f4	f3,PRIMARY,f3	5,4,5	NULL	13	Using union(f3,PRIMARY,f3); Using where
+select * from t1
+where (( f3 = 1 or f1 = 7 )  and f1 < 10) or
+(f3 between 2 and 2 and ( f3 = 1 or f4 < 7 ));
+f1	f2	f3	f4
+9	0	2	6
+drop table t0,t1;
+set optimizer_switch= @optimizer_switch_save;
+#
 # MDEV-16695: Estimate for rows of derived tables is very high when we are using index_merge union
 #
 create table t0
@@ -1723,3 +1775,4 @@ key1	key2	key3	key8
 3	3	3	1021
 set @@optimizer_switch= @optimizer_switch_save;
 drop table t0;
+# End of 10.1 tests
diff --git a/mysql-test/main/index_merge_myisam.test b/mysql-test/main/index_merge_myisam.test
index 2cee768706b..b2216bf9485 100644
--- a/mysql-test/main/index_merge_myisam.test
+++ b/mysql-test/main/index_merge_myisam.test
@@ -244,6 +244,55 @@ DROP TABLE t1;
 set optimizer_switch= @optimizer_switch_save;
 
 --echo #
+--echo # MDEV-21932: ROR union with index_merge_sort_union=off
+--echo #
+
+create table t0 (a int);
+insert into t0 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9);
+insert into t0 select a+10 from t0;
+insert into t0 select a+20 from t0;
+insert into t0 select a+40 from t0;
+insert into t0 select a+80 from t0;
+insert into t0 select a+160 from t0;
+delete from t0 where a > 300;
+
+create table t1 (
+  f1 int, f2 int, f3 int, f4 int,
+  primary key (f1),  key (f3),  key(f4)
+) engine=myisam;
+insert into t1 select a+100, a+100, a+100, a+100 from t0;
+insert into t1 VALUES (9,0,2,6), (9930,0,0,NULL);
+analyze table t1;
+
+set optimizer_switch='index_merge_sort_union=off';
+set optimizer_switch='index_merge_union=on';
+
+let $q1=
+select * from t1
+   where (( f3 = 1 or f1 = 7 )  and f1 < 10) or
+              (f3 between 2 and 2 and ( f3 = 1 or f4 < 7 ));
+eval explain $q1;
+eval $q1;
+
+insert into t1 values (52,0,1,0),(53,0,1,0);
+insert into t1 values (50,0,1,0),(51,0,1,0);
+insert into t1 values (48,0,1,0),(49,0,1,0);
+insert into t1 values (46,0,1,0),(47,0,1,0);
+insert into t1 values (44,0,1,0),(45,0,1,0);
+analyze table t1;
+
+let $q2=
+select * from t1
+   where (( f3 = 1 or f1 = 7 )  and f1 < 10) or
+              (f3 between 2 and 2 and ( f3 = 1 or f4 < 7 ));
+eval explain $q2;
+eval $q2;
+
+drop table t0,t1;
+
+set optimizer_switch= @optimizer_switch_save;
+
+--echo #
 --echo # MDEV-16695: Estimate for rows of derived tables is very high when we are using index_merge union
 --echo #
 
@@ -270,3 +319,5 @@ explain select * from (select * from t0 where key1 = 3 or key2 =3) as Z where Z.
 select * from (select * from t0 where key1 = 3 or key2 =3) as Z where Z.key8 > 5;
 set @@optimizer_switch= @optimizer_switch_save;
 drop table t0;
+
+--echo # End of 10.1 tests
diff --git a/mysql-test/main/mysql.result b/mysql-test/main/mysql.result
index b9ffd25ec0b..ec2760ce8a7 100644
--- a/mysql-test/main/mysql.result
+++ b/mysql-test/main/mysql.result
@@ -177,7 +177,7 @@ ERROR 2005 (HY000) at line 1: Unknown MySQL server host 'invalid_hostname' (errn
 The commands reported in the bug report
 ERROR 2005 (HY000) at line 1: Unknown MySQL server host 'cyril has found a bug :)XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX' (errno)
 Too long dbname
-ERROR 1102 (42000) at line 1: Incorrect database name 'test_really_long_dbnamexxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx'
+ERROR 1102 (42000) at line 1: Incorrect database name 'test_really_long_dbnamexxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx...'
 Too long hostname
 ERROR 2005 (HY000) at line 1: Unknown MySQL server host 'cyrils_superlonghostnameXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX' (errno)
 1
diff --git a/mysql-test/main/mysqldump.result b/mysql-test/main/mysqldump.result
index 539f51c24e2..5d345ff338f 100644
--- a/mysql-test/main/mysqldump.result
+++ b/mysql-test/main/mysqldump.result
@@ -3758,7 +3758,7 @@ DROP TABLE t1;
 #
 CREATE TABLE t1(a int);
 INSERT INTO t1 VALUES (1), (2);
-mysqldump: Input filename too long: aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
+mysqldump: Input filename too long: aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa...
 DROP TABLE t1;
 CREATE TABLE t2 (a INT) ENGINE=MyISAM;
 CREATE TABLE t3 (a INT) ENGINE=MyISAM;
@@ -5657,9 +5657,27 @@ count(*)
 2
 drop tables t2, t1;
 #
-# Test for --add-drop-trigger
+# MDEV-22037: Add ability to skip content of some tables
+# (work around for MDEV-20939)
 #
+use mysql;
+# check that all tables we need are not empty
+select count(*) >=  1 from  mysql.proc;
+count(*) >=  1
+1
+select count(*) >=  1 from  mysql.db;
+count(*) >=  1
+1
+# for proc we have CREATE and INSERT for all other only CREATE
+FOUND 1 /INSERT INTO `proc`/ in MDEV-20939.sql
+NOT FOUND /INSERT INTO `db`/ in MDEV-20939.sql
+FOUND 1 /CREATE TABLE `db`/ in MDEV-20939.sql
+FOUND 1 /CREATE TABLE `proc`/ in MDEV-20939.sql
 use test;
+# End of 10.1 tests
+#
+# Test for --add-drop-trigger
+#
 CREATE TABLE t1 (a int, b int);
 CREATE TRIGGER tt1_t1 BEFORE INSERT ON t1 FOR EACH ROW 
 SET NEW.b=NEW.a + 10;
@@ -5705,6 +5723,7 @@ DELIMITER ;
 /*!40111 SET SQL_NOTES=@OLD_SQL_NOTES */;
 
 DROP TABLE t1;
+# End of 10.2 tests
 #
 # Test for Invisible columns
 #
@@ -5885,3 +5904,4 @@ invisible	int(11)	YES		NULL
 a  b c & $!@#$%^&*( )	int(11)	YES		4	INVISIBLE
 ds=~!@ \# $% ^ & * ( ) _ - = +	int(11)	YES		5	INVISIBLE
 drop database d;
+# End of 10.3 tests
diff --git a/mysql-test/main/mysqldump.test b/mysql-test/main/mysqldump.test
index 82cfe02958a..10dc9bf6d96 100644
--- a/mysql-test/main/mysqldump.test
+++ b/mysql-test/main/mysqldump.test
@@ -2700,10 +2700,45 @@ select count(*) from t2;
 --remove_file $MYSQLTEST_VARDIR/tmp/t2.txt
 drop tables t2, t1;
 
+
 --echo #
---echo # Test for --add-drop-trigger
+--echo # MDEV-22037: Add ability to skip content of some tables
+--echo # (work around for MDEV-20939)
 --echo #
+
+use mysql;
+
+--echo # check that all tables we need are not empty
+
+select count(*) >=  1 from  mysql.proc;
+select count(*) >=  1 from  mysql.db;
+
+
+--exec $MYSQL_DUMP mysql --ignore-table-data=mysql.db >$MYSQLTEST_VARDIR/tmp/MDEV-20939.sql
+
+
+--echo # for proc we have CREATE and INSERT for all other only CREATE
+
+let SEARCH_RANGE=500000000;
+let SEARCH_FILE=$MYSQLTEST_VARDIR/tmp/MDEV-20939.sql;
+let SEARCH_PATTERN=INSERT INTO `proc`;
+source include/search_pattern_in_file.inc;
+let SEARCH_PATTERN=INSERT INTO `db`;
+source include/search_pattern_in_file.inc;
+let SEARCH_PATTERN=CREATE TABLE `db`;
+source include/search_pattern_in_file.inc;
+let SEARCH_PATTERN=CREATE TABLE `proc`;
+source include/search_pattern_in_file.inc;
+
+--remove_file $MYSQLTEST_VARDIR/tmp/MDEV-20939.sql
 use test;
+
+--echo # End of 10.1 tests
+
+--echo #
+--echo # Test for --add-drop-trigger
+--echo #
+
 CREATE TABLE t1 (a int, b int);
 CREATE TRIGGER tt1_t1 BEFORE INSERT ON t1 FOR EACH ROW 
   SET NEW.b=NEW.a + 10;
@@ -2711,6 +2746,9 @@ CREATE TRIGGER tt1_t1 BEFORE INSERT ON t1 FOR EACH ROW
 INSERT INTO t1 (a) VALUES (1),(2),(3);
 --exec $MYSQL_DUMP --default-character-set=utf8mb4 --triggers --no-data --no-create-info --add-drop-trigger --skip-comments --databases test
 DROP TABLE t1;
+
+--echo # End of 10.2 tests
+
 --echo #
 --echo # Test for Invisible columns
 --echo #
@@ -2754,3 +2792,5 @@ select * from t2;
 select * from t3;
 desc t3;
 drop database d;
+
+--echo # End of 10.3 tests
diff --git a/mysql-test/main/partition_error.result b/mysql-test/main/partition_error.result
index ee1d6e92c51..d99473d0718 100644
--- a/mysql-test/main/partition_error.result
+++ b/mysql-test/main/partition_error.result
@@ -851,7 +851,7 @@ partition x2 values in (3, 11, 5, 7) tablespace ts2,
 partition x3 values in (16, 8, 5+19, 70-43) tablespace ts3);
 ERROR 42000: Partitioning can not be used stand-alone in query near 'partition by list (a)
 partitions 3
-(partition x1 values in (1,2,9,4) tablespace ' at line 1
+(partition x1 values in (1,2,9,4) tablespa...' at line 1
 CREATE TABLE t1 (
 a int not null,
 b int not null,
@@ -885,7 +885,7 @@ ERROR 42000: You have an error in your SQL syntax; check the manual that corresp
 partitions 3
 (partition x1 tablespace ts1,
 partition x2 tablespace ts2,
-part' at line 6
+p...' at line 6
 CREATE TABLE t1 (
 a int not null,
 b int not null,
@@ -965,7 +965,7 @@ partitions 2
 (partition x1 values less than (0), partition x2 values less than (2));
 ERROR 42000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed near ')
 partitions 2
-(partition x1 values less than (0), partition x2 values less than' at line 6
+(partition x1 values less than (0), partition x2 values less t...' at line 6
 CREATE TABLE t1 (
 a int not null,
 b int not null,
@@ -1114,7 +1114,7 @@ subpartition by key (a+b)
 partition x2 values less than (2) (subpartition x21, subpartition x22));
 ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near '+b)
 (partition x1 values less than (1) (subpartition x11, subpartition x12),
-par' at line 7
+...' at line 7
 CREATE TABLE t1 (
 a int not null,
 b int not null,
@@ -1284,7 +1284,7 @@ subpartition x22 nodegroup 1)
 ERROR 42000: Wrong number of subpartitions defined, mismatch with previous setting near '),
 partition x2 values in (3,5,6)
 ( subpartition x21 nodegroup 0,
-subpartition x' at line 11
+subpartitio...' at line 11
 CREATE TABLE t1 (
 a int not null,
 b int not null,
@@ -1319,7 +1319,7 @@ subpartition x22 engine myisam)
 ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'list (a+b)
 ( partition x1
 ( subpartition x11 engine myisam,
-subpartition x12 eng' at line 7
+subpartition x12 ...' at line 7
 CREATE TABLE t1 (
 a int not null,
 b int not null,
@@ -1337,7 +1337,7 @@ subpartition x22 engine myisam values in (1))
 ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'list (a+b)
 ( partition x1
 ( subpartition x11 engine myisam values in (0),
-subpar' at line 7
+sub...' at line 7
 CREATE TABLE t1 (
 a int not null,
 b int not null,
diff --git a/mysql-test/main/range.result b/mysql-test/main/range.result
index aa322a59274..a63f0ad5a8d 100644
--- a/mysql-test/main/range.result
+++ b/mysql-test/main/range.result
@@ -2115,6 +2115,26 @@ value1	1003560	12345
 value1	1004807	12345
 drop table t1;
 #
+# MDEV-22191: Range access is not picked when index_merge_sort_union is turned off
+#
+set @save_optimizer_switch=@@optimizer_switch;
+set @save_optimizer_switch="index_merge_sort_union=OFF";
+CREATE TABLE t1 (a INT, INDEX(a));
+INSERT INTO t1 VALUES (0),(1),(2),(3),(4),(5),(6),(7),(8),(9);
+explain
+SELECT * FROM t1 WHERE a > 5;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	t1	range	a	a	5	NULL	5	Using where; Using index
+SELECT * FROM t1 WHERE a > 5;
+a
+6
+7
+8
+9
+set @@optimizer_switch=@save_optimizer_switch;
+drop table t1;
+# End of 5.5 tests
+#
 # BUG#13731380: RANGE OPTIMIZER CALLS RECORDS_IN_RANGE() FOR OPEN RANGE
 #
 CREATE TABLE t1 (pk INT PRIMARY KEY);
diff --git a/mysql-test/main/range.test b/mysql-test/main/range.test
index 1cc7a2b6928..21b20a5d87f 100644
--- a/mysql-test/main/range.test
+++ b/mysql-test/main/range.test
@@ -1693,6 +1693,22 @@ select * from t1;
 drop table t1;
 
 --echo #
+--echo # MDEV-22191: Range access is not picked when index_merge_sort_union is turned off
+--echo #
+
+set @save_optimizer_switch=@@optimizer_switch;
+set @save_optimizer_switch="index_merge_sort_union=OFF";
+CREATE TABLE t1 (a INT, INDEX(a));
+INSERT INTO t1 VALUES (0),(1),(2),(3),(4),(5),(6),(7),(8),(9);
+explain
+SELECT * FROM t1 WHERE a > 5;
+SELECT * FROM t1 WHERE a > 5;
+set @@optimizer_switch=@save_optimizer_switch;
+drop table t1;
+
+--echo # End of 5.5 tests
+
+--echo #
 --echo # BUG#13731380: RANGE OPTIMIZER CALLS RECORDS_IN_RANGE() FOR OPEN RANGE
 --echo #
 
diff --git a/mysql-test/main/range_innodb.result b/mysql-test/main/range_innodb.result
index 38a8964bb61..f2349f26571 100644
--- a/mysql-test/main/range_innodb.result
+++ b/mysql-test/main/range_innodb.result
@@ -37,6 +37,33 @@ id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
 1	SIMPLE	t0	ALL	NULL	NULL	NULL	NULL	10	
 1	SIMPLE	t2	range	a,b	b	5	NULL	201	Using where; Using join buffer (flat, BNL join)
 drop table t0,t1,t2;
+#
+# MDEV-10466: constructing an invalid SEL_ARG
+#
+create table t1 (
+pk int, a int, b int,
+primary key (pk), index idx1(b), index idx2(b)
+) engine=innodb;
+Warnings:
+Note	1831	Duplicate index `idx2`. This is deprecated and will be disallowed in a future release
+insert into t1 values (1,6,0),(2,1,0),(3,5,2),(4,8,0);
+create table t2 (c int) engine=innodb;
+insert into t2 values (1),(2);
+create table t3 (d int) engine=innodb;
+insert into t3 values (3),(-1),(4);
+set @save_optimizer_switch=@@optimizer_switch;
+set optimizer_switch='extended_keys=on';
+explain
+select pk, a, b from t1,t2,t3 where b >= d and pk < c and b = '0';
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	t2	ALL	NULL	NULL	NULL	NULL	2	
+1	SIMPLE	t3	ALL	NULL	NULL	NULL	NULL	3	Using join buffer (flat, BNL join)
+1	SIMPLE	t1	ALL	PRIMARY,idx1,idx2	NULL	NULL	NULL	4	Using where; Using join buffer (incremental, BNL join)
+select pk, a, b from t1,t2,t3 where b >= d and pk < c and b = '0';
+pk	a	b
+1	6	0
+set optimizer_switch=@save_optimizer_switch;
+drop table t1,t2,t3;
 CREATE TABLE t1 (
 pk INT PRIMARY KEY, f1 INT, f2 CHAR(1), f3 CHAR(1),
 KEY(f1), KEY(f2)
@@ -80,3 +107,4 @@ ERROR HY000: Table definition has changed, please retry transaction
 DROP TABLE t0,t1;
 SET @@GLOBAL.debug_dbug = @saved_dbug;
 set @@optimizer_switch= @optimizer_switch_save;
+# End of 10.1 tests
diff --git a/mysql-test/main/range_innodb.test b/mysql-test/main/range_innodb.test
index 928ed74f784..428e5c26e5c 100644
--- a/mysql-test/main/range_innodb.test
+++ b/mysql-test/main/range_innodb.test
@@ -46,6 +46,32 @@ explain select * from t0 left join t2 on t2.a <t0.a and t2.b between 50 and 250;
 
 drop table t0,t1,t2;
 
+
+--echo #
+--echo # MDEV-10466: constructing an invalid SEL_ARG
+--echo #
+
+create table t1 (
+  pk int, a int, b int,
+  primary key (pk), index idx1(b), index idx2(b)
+) engine=innodb;
+insert into t1 values (1,6,0),(2,1,0),(3,5,2),(4,8,0);
+create table t2 (c int) engine=innodb;
+insert into t2 values (1),(2);
+create table t3 (d int) engine=innodb;
+insert into t3 values (3),(-1),(4);
+
+set @save_optimizer_switch=@@optimizer_switch;
+set optimizer_switch='extended_keys=on';
+
+explain
+select pk, a, b from t1,t2,t3 where b >= d and pk < c and b = '0';
+select pk, a, b from t1,t2,t3 where b >= d and pk < c and b = '0';
+
+set optimizer_switch=@save_optimizer_switch;
+
+drop table t1,t2,t3;
+
 CREATE TABLE t1 (
   pk INT PRIMARY KEY, f1 INT, f2 CHAR(1), f3 CHAR(1),
   KEY(f1), KEY(f2)
@@ -88,3 +114,5 @@ select * from t1 where a=10 and b=10;
 DROP TABLE t0,t1;
 SET @@GLOBAL.debug_dbug = @saved_dbug;
 set @@optimizer_switch= @optimizer_switch_save;
+
+--echo # End of 10.1 tests
diff --git a/mysql-test/main/range_mrr_icp.result b/mysql-test/main/range_mrr_icp.result
index 4af7dd77d7e..ca4f6b83179 100644
--- a/mysql-test/main/range_mrr_icp.result
+++ b/mysql-test/main/range_mrr_icp.result
@@ -2117,6 +2117,26 @@ value1	1003560	12345
 value1	1004807	12345
 drop table t1;
 #
+# MDEV-22191: Range access is not picked when index_merge_sort_union is turned off
+#
+set @save_optimizer_switch=@@optimizer_switch;
+set @save_optimizer_switch="index_merge_sort_union=OFF";
+CREATE TABLE t1 (a INT, INDEX(a));
+INSERT INTO t1 VALUES (0),(1),(2),(3),(4),(5),(6),(7),(8),(9);
+explain
+SELECT * FROM t1 WHERE a > 5;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	t1	range	a	a	5	NULL	5	Using where; Using index
+SELECT * FROM t1 WHERE a > 5;
+a
+6
+7
+8
+9
+set @@optimizer_switch=@save_optimizer_switch;
+drop table t1;
+# End of 5.5 tests
+#
 # BUG#13731380: RANGE OPTIMIZER CALLS RECORDS_IN_RANGE() FOR OPEN RANGE
 #
 CREATE TABLE t1 (pk INT PRIMARY KEY);
diff --git a/mysql-test/main/range_vs_index_merge.result b/mysql-test/main/range_vs_index_merge.result
index 4f3c36b7660..faab314896c 100644
--- a/mysql-test/main/range_vs_index_merge.result
+++ b/mysql-test/main/range_vs_index_merge.result
@@ -1659,7 +1659,7 @@ SELECT * FROM t1 FORCE KEY (PRIMARY,f3,f4)
 WHERE ( f3 = 1 OR f1 = 7 ) AND f1 < 10
 OR f3 BETWEEN 2 AND 2 AND ( f3 = 1 OR f4 != 1 );
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
-1	SIMPLE	t1	ALL	PRIMARY,f3,f4	NULL	NULL	NULL	2	Using where
+1	SIMPLE	t1	index_merge	PRIMARY,f3,f4	f3,PRIMARY,f3	5,4,5	NULL	3	Using union(f3,PRIMARY,f3); Using where
 SELECT * FROM t1 FORCE KEY (PRIMARY,f3,f4)
 WHERE ( f3 = 1 OR f1 = 7 ) AND f1 < 10
 OR f3 BETWEEN 2 AND 2 AND ( f3 = 1 OR f4 != 1 );
diff --git a/mysql-test/main/signal.result b/mysql-test/main/signal.result
index 215f7db8b0d..87ec2551b46 100644
--- a/mysql-test/main/signal.result
+++ b/mysql-test/main/signal.result
@@ -2364,21 +2364,21 @@ DECLARE céèçà foo CONDITION FOR SQLSTATE '12345';
 SIGNAL céèçà SET MYSQL_ERRNO = 1000;
 end $$
 ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near '�èçà foo CONDITION FOR SQLSTATE '12345';
-SIGNAL céèçà SET ' at line 3
+SIGNAL céèçà S...' at line 3
 create procedure test_signal()
 begin
 DECLARE "céèçà" CONDITION FOR SQLSTATE '12345';
 SIGNAL "céèçà" SET MYSQL_ERRNO = 1000;
 end $$
 ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near '"céèçà" CONDITION FOR SQLSTATE '12345';
-SIGNAL "céèçà" S' at line 3
+SIGNAL "céèçà...' at line 3
 create procedure test_signal()
 begin
 DECLARE 'céèçà' CONDITION FOR SQLSTATE '12345';
 SIGNAL 'céèçà' SET MYSQL_ERRNO = 1000;
 end $$
 ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near ''céèçà' CONDITION FOR SQLSTATE '12345';
-SIGNAL 'céèçà' S' at line 3
+SIGNAL 'céèçà...' at line 3
 create procedure test_signal()
 begin
 DECLARE `céèçà` CONDITION FOR SQLSTATE '12345';
diff --git a/mysql-test/main/sp-error.result b/mysql-test/main/sp-error.result
index 1a32665c886..dcca8434cf1 100644
--- a/mysql-test/main/sp-error.result
+++ b/mysql-test/main/sp-error.result
@@ -1716,17 +1716,17 @@ DROP TABLE t1;
 #                WITH OBSCURE QUERY
 #
 SELECT very_long_fn_name_1111111111111111111111111111111111111111111111111111111111111111111111111222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222225555555555555555555555555577777777777777777777777777777777777777777777777777777777777777777777777788888888999999999999999999999();
-ERROR 42000: Identifier name 'very_long_fn_name_1111111111111111111111111111111111111111111111111111111111111111111111111222222222' is too long
+ERROR 42000: Identifier name 'very_long_fn_name_1111111111111111111111111111111111111111111111111111111111111111111111111222222...' is too long
 CALL very_long_pr_name_1111111111111111111111111111111111111111111111111111111111111111111111111222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222225555555555555555555555555577777777777777777777777777777777777777777777777777777777777777777777777788888888999999999999999999999();
-ERROR 42000: Identifier name 'very_long_pr_name_1111111111111111111111111111111111111111111111111111111111111111111111111222222222' is too long
+ERROR 42000: Identifier name 'very_long_pr_name_1111111111111111111111111111111111111111111111111111111111111111111111111222222...' is too long
 SELECT very_long_db_name_1111111111111111111111111111111111111111111111111111111111111111111111111222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222225555555555555555555555555577777777777777777777777777777777777777777777777777777777777777777777777788888888999999999999999999999.simple_func();
-ERROR 42000: Incorrect database name 'very_long_db_name_1111111111111111111111111111111111111111111111111111111111111111111111111222222222'
+ERROR 42000: Incorrect database name 'very_long_db_name_1111111111111111111111111111111111111111111111111111111111111111111111111222222...'
 CALL very_long_db_name_1111111111111111111111111111111111111111111111111111111111111111111111111222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222225555555555555555555555555577777777777777777777777777777777777777777777777777777777777777777777777788888888999999999999999999999.simple_proc();
-ERROR 42000: Incorrect database name 'very_long_db_name_1111111111111111111111111111111111111111111111111111111111111111111111111222222222'
+ERROR 42000: Incorrect database name 'very_long_db_name_1111111111111111111111111111111111111111111111111111111111111111111111111222222...'
 SELECT db_name.very_long_fn_name_111111111111111111111111111111111111111111111111111111111111111111111111122222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222999999999999999999999();
-ERROR 42000: Identifier name 'very_long_fn_name_1111111111111111111111111111111111111111111111111111111111111111111111111222222222' is too long
+ERROR 42000: Identifier name 'very_long_fn_name_1111111111111111111111111111111111111111111111111111111111111111111111111222222...' is too long
 CALL db_name.very_long_pr_name_111111111111111111111111111111111111111111111111111111111111111111111111122222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222999999999999999999999();
-ERROR 42000: Identifier name 'very_long_pr_name_1111111111111111111111111111111111111111111111111111111111111111111111111222222222' is too long
+ERROR 42000: Identifier name 'very_long_pr_name_1111111111111111111111111111111111111111111111111111111111111111111111111222222...' is too long
 End of 5.1 tests
 #
 # Bug#23032: Handlers declared in a SP do not handle warnings generated in sub-SP
diff --git a/mysql-test/main/sp.result b/mysql-test/main/sp.result
index d351d0918af..97fd48bc208 100644
--- a/mysql-test/main/sp.result
+++ b/mysql-test/main/sp.result
@@ -5302,7 +5302,7 @@ CREATE DEFINER=longer_than_80_45678901234567890123456789012345678901234567890123
 BEGIN
 SET @a = 1;
 END|
-ERROR HY000: String 'longer_than_80_4567890123456789012345678901234567890123456789012345678' is too long for user name (should be no longer than 80)
+ERROR HY000: String 'longer_than_80_4567890123456789012345678901234567890123456789012345...' is too long for user name (should be no longer than 80)
 CREATE DEFINER=some_user_name@1234567890abcdefghij1234567890abcdefghij1234567890abcdefghijQWERTY
 FUNCTION bug16899_f1() RETURNS INT
 BEGIN
diff --git a/mysql-test/main/trigger.result b/mysql-test/main/trigger.result
index b6d8be5d364..912b3383adf 100644
--- a/mysql-test/main/trigger.result
+++ b/mysql-test/main/trigger.result
@@ -1185,7 +1185,7 @@ CREATE TABLE t1(c INT);
 CREATE TABLE t2(c INT);
 CREATE DEFINER=longer_than_80_456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789@localhost
 TRIGGER t1_bi BEFORE INSERT ON t1 FOR EACH ROW SET @a = 1;
-ERROR HY000: String 'longer_than_80_4567890123456789012345678901234567890123456789012345678' is too long for user name (should be no longer than 80)
+ERROR HY000: String 'longer_than_80_4567890123456789012345678901234567890123456789012345...' is too long for user name (should be no longer than 80)
 CREATE DEFINER=some_user_name@1234567890abcdefghij1234567890abcdefghij1234567890abcdefghijQWERTY
 TRIGGER t2_bi BEFORE INSERT ON t2 FOR EACH ROW SET @a = 2;
 ERROR HY000: String '1234567890abcdefghij1234567890abcdefghij1234567890abcdefghijQWERTY' is too long for host name (should be no longer than 60)
diff --git a/mysql-test/main/view.result b/mysql-test/main/view.result
index 01d7dd3b6ea..671eb1e32a0 100644
--- a/mysql-test/main/view.result
+++ b/mysql-test/main/view.result
@@ -2898,7 +2898,7 @@ DROP VIEW IF EXISTS v2;
 CREATE TABLE t1(a INT, b INT);
 CREATE DEFINER=longer_than_80_456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789@localhost
 VIEW v1 AS SELECT a FROM t1;
-ERROR HY000: String 'longer_than_80_4567890123456789012345678901234567890123456789012345678' is too long for user name (should be no longer than 80)
+ERROR HY000: String 'longer_than_80_4567890123456789012345678901234567890123456789012345...' is too long for user name (should be no longer than 80)
 CREATE DEFINER=some_user_name@1234567890abcdefghij1234567890abcdefghij1234567890abcdefghijQWERTY
 VIEW v2 AS SELECT b FROM t1;
 ERROR HY000: String '1234567890abcdefghij1234567890abcdefghij1234567890abcdefghijQWERTY' is too long for host name (should be no longer than 60)
diff --git a/mysql-test/main/xml.result b/mysql-test/main/xml.result
index 2cd70c08a94..14abf503b18 100644
--- a/mysql-test/main/xml.result
+++ b/mysql-test/main/xml.result
@@ -1007,11 +1007,11 @@ Warning	1292	Truncated incorrect INTEGER value: 'string          '
 Warning	1292	Truncated incorrect INTEGER value: 'string          '
 DROP PROCEDURE spxml;
 select UpdateXML('<a>a</a>',repeat('a b ',1000),'');
-ERROR HY000: XPATH syntax error: 'b a b a b a b a b a b a b a b a '
+ERROR HY000: XPATH syntax error: 'b a b a b a b a b a b a b a b...'
 select ExtractValue('<a>a</a>', '/a[@x=@y0123456789_0123456789_0123456789_0123456789]');
-ERROR HY000: XPATH error: comparison of two nodesets is not supported: '=@y0123456789_0123456789_0123456'
+ERROR HY000: XPATH error: comparison of two nodesets is not supported: '=@y0123456789_0123456789_0123...'
 select ExtractValue('<a>a</a>', '/a[@x=$y0123456789_0123456789_0123456789_0123456789]');
-ERROR HY000: Unknown XPATH variable at: '$y0123456789_0123456789_01234567'
+ERROR HY000: Unknown XPATH variable at: '$y0123456789_0123456789_01234...'
 select updatexml(NULL, 1, 1), updatexml(1, NULL, 1), updatexml(1, 1, NULL);
 updatexml(NULL, 1, 1)	updatexml(1, NULL, 1)	updatexml(1, 1, NULL)
 NULL	NULL	NULL
@@ -1110,9 +1110,9 @@ NULL
 # Bug#57279 updatexml dies with: Assertion failed: str_arg[length] == 0
 #
 SELECT UPDATEXML(NULL, (LPAD(0.1111E-15, '2011', 1)), 1);
-ERROR 22007: Illegal double '111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111' value found during parsing
+ERROR 22007: Illegal double '111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111...' value found during parsing
 SELECT EXTRACTVALUE('', LPAD(0.1111E-15, '2011', 1));
-ERROR 22007: Illegal double '111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111' value found during parsing
+ERROR 22007: Illegal double '111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111...' value found during parsing
 #
 # Bug #44332 	my_xml_scan reads behind the end of buffer
 #