Merge 10.1 into 10.2

6 files changed, 85 insertions, 5 deletions

diff --git a/mysql-test/t/func_isnull.test b/mysql-test/t/func_isnull.test
index 4c59fa3cbe8..7d1a7e83a1a 100644
--- a/mysql-test/t/func_isnull.test
+++ b/mysql-test/t/func_isnull.test
@@ -83,6 +83,22 @@ SELECT * FROM t2 LEFT JOIN v1 ON t2.d1=v1.d1 WHERE v1.d1 IS NULL;
 DROP VIEW v1;
 DROP TABLE t1,t2;
 
+
+--echo #
+--echo # MDEV-15475: Assertion `!table || (!table->read_set ||
+--echo # bitmap_is_set(table->read_set, field_index))'
+--echo # failed on EXPLAIN EXTENDED with constant table and view
+--echo #
+
+CREATE TABLE t1 (pk INT PRIMARY KEY) ENGINE=MyISAM;
+CREATE VIEW v1 AS SELECT * FROM t1;
+INSERT INTO t1 VALUES (1);
+EXPLAIN EXTENDED SELECT ISNULL(pk) FROM v1;
+EXPLAIN EXTENDED SELECT IFNULL(pk,0) FROM v1;
+# Cleanup
+DROP VIEW v1;
+DROP TABLE t1;
+
 --echo #
 --echo # End of 5.5 tests
 --echo #
diff --git a/mysql-test/t/func_time.test b/mysql-test/t/func_time.test
index 3503b6d5bc6..f12eda8cb9b 100644
--- a/mysql-test/t/func_time.test
+++ b/mysql-test/t/func_time.test
@@ -1702,6 +1702,10 @@ DO TO_DAYS(SEC_TO_TIME(TIME(CEILING(UUID()))));
 DO TO_DAYS(SEC_TO_TIME(MAKEDATE('',RAND(~('')))));
 SELECT SEC_TO_TIME(MAKEDATE(0,RAND(~0)));
 
+#
+# MDEV-16810 AddressSanitizer: stack-buffer-overflow in int10_to_str
+#
+SELECT PERIOD_DIFF(2018, AES_ENCRYPT('Rae Bareli', 'Rae Bareli'));
 
 --echo #
 --echo # End of 5.5 tests
diff --git a/mysql-test/t/group_min_max.test b/mysql-test/t/group_min_max.test
index b0bc42d7f8c..adad9073235 100644
--- a/mysql-test/t/group_min_max.test
+++ b/mysql-test/t/group_min_max.test
@@ -1609,5 +1609,32 @@ explain select min(a) from t1 where a between "abbbbbbbbbbbbbbbbbbbb" and "Cafe2
 drop table t1;
 
 --echo #
+--echo # MDEV-15433: Optimizer does not use group by optimization with distinct
+--echo #
+
+CREATE TABLE t1 (id INT NOT NULL AUTO_INCREMENT PRIMARY KEY, a INT NOT NULL, KEY(a));
+--disable_query_log
+INSERT INTO t1(a) VALUES (1), (2), (3), (4);
+INSERT INTO t1(a) SELECT a FROM t1;
+INSERT INTO t1(a) SELECT a FROM t1;
+INSERT INTO t1(a) SELECT a FROM t1;
+INSERT INTO t1(a) SELECT a FROM t1;
+INSERT INTO t1(a) SELECT a FROM t1;
+INSERT INTO t1(a) SELECT a FROM t1;
+INSERT INTO t1(a) SELECT a FROM t1;
+INSERT INTO t1(a) SELECT a FROM t1;
+INSERT INTO t1(a) SELECT a FROM t1;
+INSERT INTO t1(a) SELECT a FROM t1;
+INSERT INTO t1(a) SELECT a FROM t1;
+INSERT INTO t1(a) SELECT a FROM t1;
+INSERT INTO t1(a) SELECT a FROM t1;
+INSERT INTO t1(a) SELECT a FROM t1;
+--enable_query_log
+OPTIMIZE TABLE t1;
+EXPLAIN SELECT DISTINCT a FROM t1;
+SELECT DISTINCT a FROM t1;
+drop table t1;
+
+--echo #
 --echo # End of 10.1 tests
 --echo #
diff --git a/mysql-test/t/mysql.test b/mysql-test/t/mysql.test
index fc2ae849aa6..e3219c21517 100644
--- a/mysql-test/t/mysql.test
+++ b/mysql-test/t/mysql.test
@@ -638,10 +638,7 @@ EOF
 --echo # End of 10.1 tests
 --echo #
 
---error 1
---exec $MYSQL --default-character-set=utf8 -e "select 1" "test😁 " 2>&1
---error 1
---exec $MYSQL --default-character-set=binary -e "select 1" "test😁 " 2>&1
+
 --write_file $MYSQLTEST_VARDIR/tmp/mdev-6572.sql
 SET NAMES utf8;
 USE test😁 ;
diff --git a/mysql-test/t/mysql_not_windows.test b/mysql-test/t/mysql_not_windows.test
index 591de74cbbf..816160c4f3e 100644
--- a/mysql-test/t/mysql_not_windows.test
+++ b/mysql-test/t/mysql_not_windows.test
@@ -22,3 +22,10 @@ exec $MYSQL test -e "select
 let $query = select 3
     as X;
 exec $MYSQL test -e "$query";
+
+# Not ran on Windows, since non-ASCII does not work on command line.
+# (MDEV-16220)
+--error 1
+--exec $MYSQL --default-character-set=utf8 -e "select 1" "test😁 " 2>&1
+--error 1
+--exec $MYSQL --default-character-set=binary -e "select 1" "test😁 " 2>&1
diff --git a/mysql-test/t/subselect_extra_no_semijoin.test b/mysql-test/t/subselect_extra_no_semijoin.test
index 8aba3dde72b..d8809c7f981 100644
--- a/mysql-test/t/subselect_extra_no_semijoin.test
+++ b/mysql-test/t/subselect_extra_no_semijoin.test
@@ -6,4 +6,33 @@ set  @optimizer_switch_for_subselect_extra_test='semijoin=off,firstmatch=off,loo
 
 set optimizer_switch= @subselect_extra_no_sj_tmp;
 
-set @optimizer_switch_for_subselect_extra_test=null;
\ No newline at end of file
+set @optimizer_switch_for_subselect_extra_test=null;
+
+--echo #
+--echo # MDEV-6439: Server crashes in Explain_union::print_explain with explain in slow log, tis620 charset
+--echo #
+
+## Using a separate client connection is easier than restoring state
+connect(con1,localhost,root,,);
+
+SET NAMES tis620;
+set @tmp= @@global.slow_query_log;
+SET GLOBAL slow_query_log = 1;
+SET long_query_time = 0.000001;
+SET log_slow_verbosity = 'explain';
+
+CREATE TABLE t1 (a VARCHAR(3)) ENGINE=MyISAM;
+SELECT * FROM t1 WHERE a >= ANY ( SELECT 'foo');
+--error ER_CANT_AGGREGATE_2COLLATIONS
+SELECT * FROM t1 WHERE a >= ANY ( SELECT 'foo' UNION SELECT 'bar' );
+
+create table t2 (b int);
+insert into t2 values (1),(2),(3);
+
+--error ER_CANT_AGGREGATE_2COLLATIONS
+SELECT * FROM t1 WHERE a >= ANY ( SELECT 'foo' FROM t2);
+
+drop table t1,t2;
+SET GLOBAL slow_query_log=@tmp;
+disconnect con1;
+connection default;