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Merge 10.0 into 10.1

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This commit is contained in:
Marko Mäkelä
2018-01-11 10:44:05 +02:00
parent 07aa985979 4c1479545d
commit c15b3d2d41
11 changed files with 233 additions and 68 deletions
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26
mysql-test/r/subselect.result
View File

@ -7210,6 +7210,32 @@ NULL
# SELECT (SELECT MAX(sq.f2) FROM t1) FROM (SELECT * FROM t2) AS sq WHERE f2 = 2;
#
drop table t1, t2;
#
# MDEV-13933: Wrong results in COUNT() query with EXISTS and exists_to_in
# (5.5 test)
#
SET @optimiser_switch_save= @@optimizer_switch;
CREATE TABLE t1 (a INT NOT NULL);
INSERT INTO t1 VALUES (1),(1),(1),(5),(5);
CREATE TABLE t2 (b INT);
INSERT INTO t2 VALUES (5),(1);
CREATE TABLE t3 (c INT, KEY(c));
INSERT INTO t3 VALUES (5),(5);
SET optimizer_switch='semijoin=on';
select t1.a from t1 where t1.a in (select `test`.`t2`.`b` from `test`.`t2`)
and t1.a in (select `test`.`t3`.`c` from `test`.`t3`);
a
5
5
SET optimizer_switch='semijoin=off';
select t1.a from t1 where t1.a in (select `test`.`t2`.`b` from `test`.`t2`)
and t1.a in (select `test`.`t3`.`c` from `test`.`t3`);
a
5
5
SET @@optimizer_switch= @optimiser_switch_save;
DROP TABLE t1, t2, t3;
End of 5.5 tests
# End of 10.0 tests
#
# MDEV-9487: Server crashes in Time_and_counter_tracker::incr_loops

26
mysql-test/r/subselect_no_exists_to_in.result
View File

@ -7210,6 +7210,32 @@ NULL
# SELECT (SELECT MAX(sq.f2) FROM t1) FROM (SELECT * FROM t2) AS sq WHERE f2 = 2;
#
drop table t1, t2;
#
# MDEV-13933: Wrong results in COUNT() query with EXISTS and exists_to_in
# (5.5 test)
#
SET @optimiser_switch_save= @@optimizer_switch;
CREATE TABLE t1 (a INT NOT NULL);
INSERT INTO t1 VALUES (1),(1),(1),(5),(5);
CREATE TABLE t2 (b INT);
INSERT INTO t2 VALUES (5),(1);
CREATE TABLE t3 (c INT, KEY(c));
INSERT INTO t3 VALUES (5),(5);
SET optimizer_switch='semijoin=on';
select t1.a from t1 where t1.a in (select `test`.`t2`.`b` from `test`.`t2`)
and t1.a in (select `test`.`t3`.`c` from `test`.`t3`);
a
5
5
SET optimizer_switch='semijoin=off';
select t1.a from t1 where t1.a in (select `test`.`t2`.`b` from `test`.`t2`)
and t1.a in (select `test`.`t3`.`c` from `test`.`t3`);
a
5
5
SET @@optimizer_switch= @optimiser_switch_save;
DROP TABLE t1, t2, t3;
End of 5.5 tests
# End of 10.0 tests
#
# MDEV-9487: Server crashes in Time_and_counter_tracker::incr_loops

26
mysql-test/r/subselect_no_mat.result
View File

@ -7203,6 +7203,32 @@ NULL
# SELECT (SELECT MAX(sq.f2) FROM t1) FROM (SELECT * FROM t2) AS sq WHERE f2 = 2;
#
drop table t1, t2;
#
# MDEV-13933: Wrong results in COUNT() query with EXISTS and exists_to_in
# (5.5 test)
#
SET @optimiser_switch_save= @@optimizer_switch;
CREATE TABLE t1 (a INT NOT NULL);
INSERT INTO t1 VALUES (1),(1),(1),(5),(5);
CREATE TABLE t2 (b INT);
INSERT INTO t2 VALUES (5),(1);
CREATE TABLE t3 (c INT, KEY(c));
INSERT INTO t3 VALUES (5),(5);
SET optimizer_switch='semijoin=on';
select t1.a from t1 where t1.a in (select `test`.`t2`.`b` from `test`.`t2`)
and t1.a in (select `test`.`t3`.`c` from `test`.`t3`);
a
5
5
SET optimizer_switch='semijoin=off';
select t1.a from t1 where t1.a in (select `test`.`t2`.`b` from `test`.`t2`)
and t1.a in (select `test`.`t3`.`c` from `test`.`t3`);
a
5
5
SET @@optimizer_switch= @optimiser_switch_save;
DROP TABLE t1, t2, t3;
End of 5.5 tests
# End of 10.0 tests
#
# MDEV-9487: Server crashes in Time_and_counter_tracker::incr_loops

26
mysql-test/r/subselect_no_opts.result
View File

@ -7201,6 +7201,32 @@ NULL
# SELECT (SELECT MAX(sq.f2) FROM t1) FROM (SELECT * FROM t2) AS sq WHERE f2 = 2;
#
drop table t1, t2;
#
# MDEV-13933: Wrong results in COUNT() query with EXISTS and exists_to_in
# (5.5 test)
#
SET @optimiser_switch_save= @@optimizer_switch;
CREATE TABLE t1 (a INT NOT NULL);
INSERT INTO t1 VALUES (1),(1),(1),(5),(5);
CREATE TABLE t2 (b INT);
INSERT INTO t2 VALUES (5),(1);
CREATE TABLE t3 (c INT, KEY(c));
INSERT INTO t3 VALUES (5),(5);
SET optimizer_switch='semijoin=on';
select t1.a from t1 where t1.a in (select `test`.`t2`.`b` from `test`.`t2`)
and t1.a in (select `test`.`t3`.`c` from `test`.`t3`);
a
5
5
SET optimizer_switch='semijoin=off';
select t1.a from t1 where t1.a in (select `test`.`t2`.`b` from `test`.`t2`)
and t1.a in (select `test`.`t3`.`c` from `test`.`t3`);
a
5
5
SET @@optimizer_switch= @optimiser_switch_save;
DROP TABLE t1, t2, t3;
End of 5.5 tests
# End of 10.0 tests
#
# MDEV-9487: Server crashes in Time_and_counter_tracker::incr_loops

26
mysql-test/r/subselect_no_scache.result
View File

@ -7216,6 +7216,32 @@ NULL
# SELECT (SELECT MAX(sq.f2) FROM t1) FROM (SELECT * FROM t2) AS sq WHERE f2 = 2;
#
drop table t1, t2;
#
# MDEV-13933: Wrong results in COUNT() query with EXISTS and exists_to_in
# (5.5 test)
#
SET @optimiser_switch_save= @@optimizer_switch;
CREATE TABLE t1 (a INT NOT NULL);
INSERT INTO t1 VALUES (1),(1),(1),(5),(5);
CREATE TABLE t2 (b INT);
INSERT INTO t2 VALUES (5),(1);
CREATE TABLE t3 (c INT, KEY(c));
INSERT INTO t3 VALUES (5),(5);
SET optimizer_switch='semijoin=on';
select t1.a from t1 where t1.a in (select `test`.`t2`.`b` from `test`.`t2`)
and t1.a in (select `test`.`t3`.`c` from `test`.`t3`);
a
5
5
SET optimizer_switch='semijoin=off';
select t1.a from t1 where t1.a in (select `test`.`t2`.`b` from `test`.`t2`)
and t1.a in (select `test`.`t3`.`c` from `test`.`t3`);
a
5
5
SET @@optimizer_switch= @optimiser_switch_save;
DROP TABLE t1, t2, t3;
End of 5.5 tests
# End of 10.0 tests
#
# MDEV-9487: Server crashes in Time_and_counter_tracker::incr_loops

26
mysql-test/r/subselect_no_semijoin.result
View File

@ -7201,6 +7201,32 @@ NULL
# SELECT (SELECT MAX(sq.f2) FROM t1) FROM (SELECT * FROM t2) AS sq WHERE f2 = 2;
#
drop table t1, t2;
#
# MDEV-13933: Wrong results in COUNT() query with EXISTS and exists_to_in
# (5.5 test)
#
SET @optimiser_switch_save= @@optimizer_switch;
CREATE TABLE t1 (a INT NOT NULL);
INSERT INTO t1 VALUES (1),(1),(1),(5),(5);
CREATE TABLE t2 (b INT);
INSERT INTO t2 VALUES (5),(1);
CREATE TABLE t3 (c INT, KEY(c));
INSERT INTO t3 VALUES (5),(5);
SET optimizer_switch='semijoin=on';
select t1.a from t1 where t1.a in (select `test`.`t2`.`b` from `test`.`t2`)
and t1.a in (select `test`.`t3`.`c` from `test`.`t3`);
a
5
5
SET optimizer_switch='semijoin=off';
select t1.a from t1 where t1.a in (select `test`.`t2`.`b` from `test`.`t2`)
and t1.a in (select `test`.`t3`.`c` from `test`.`t3`);
a
5
5
SET @@optimizer_switch= @optimiser_switch_save;
DROP TABLE t1, t2, t3;
End of 5.5 tests
# End of 10.0 tests
#
# MDEV-9487: Server crashes in Time_and_counter_tracker::incr_loops

2
mysql-test/suite/innodb/t/innodb-master.opt
View File

@ -2,3 +2,5 @@
--default-storage-engine=MyISAM
--innodb-strict-mode=0
--innodb-file-per-table=0
--loose-innodb-track-changed-pages
--loose-innodb-log-archive

27
mysql-test/t/subselect.test
View File

@ -6072,6 +6072,33 @@ SELECT (SELECT MAX(sq.f2) FROM t1) FROM (SELECT * FROM t2) AS sq WHERE f2 = 2;
--echo #
drop table t1, t2;
--echo #
--echo # MDEV-13933: Wrong results in COUNT() query with EXISTS and exists_to_in
--echo # (5.5 test)
--echo #
SET @optimiser_switch_save= @@optimizer_switch;
CREATE TABLE t1 (a INT NOT NULL);
INSERT INTO t1 VALUES (1),(1),(1),(5),(5);
CREATE TABLE t2 (b INT);
INSERT INTO t2 VALUES (5),(1);
CREATE TABLE t3 (c INT, KEY(c));
INSERT INTO t3 VALUES (5),(5);
SET optimizer_switch='semijoin=on';
select t1.a from t1 where t1.a in (select `test`.`t2`.`b` from `test`.`t2`)
and t1.a in (select `test`.`t3`.`c` from `test`.`t3`);
SET optimizer_switch='semijoin=off';
select t1.a from t1 where t1.a in (select `test`.`t2`.`b` from `test`.`t2`)
and t1.a in (select `test`.`t3`.`c` from `test`.`t3`);
SET @@optimizer_switch= @optimiser_switch_save;
DROP TABLE t1, t2, t3;
--echo End of 5.5 tests
--echo # End of 10.0 tests
--echo #

38
sql/opt_subselect.cc
View File

@ -2704,7 +2704,8 @@ void advance_sj_state(JOIN *join, table_map remaining_tables, uint idx,
LooseScan detector in best_access_path)
*/
remaining_tables &= ~new_join_tab->table->map;
table_map dups_producing_tables;
table_map dups_producing_tables, prev_dups_producing_tables,
prev_sjm_lookup_tables;
if (idx == join->const_tables)
dups_producing_tables= 0;
@ -2715,7 +2716,7 @@ void advance_sj_state(JOIN *join, table_map remaining_tables, uint idx,
if ((emb_sj_nest= new_join_tab->emb_sj_nest))
dups_producing_tables |= emb_sj_nest->sj_inner_tables;
Semi_join_strategy_picker **strategy;
Semi_join_strategy_picker **strategy, **prev_strategy;
if (idx == join->const_tables)
{
/* First table, initialize pickers */
@ -2770,6 +2771,22 @@ void advance_sj_state(JOIN *join, table_map remaining_tables, uint idx,
(read_time < *current_read_time &&
!(handled_fanout & pos->inner_tables_handled_with_other_sjs)))
{
DBUG_ASSERT(pos->sj_strategy != sj_strategy);
/*
If the strategy choosen first time or
the strategy replace strategy which was used to exectly the same
tables
*/
if (pos->sj_strategy == SJ_OPT_NONE ||
handled_fanout ==
(prev_dups_producing_tables ^ dups_producing_tables))
{
prev_strategy= strategy;
if (pos->sj_strategy == SJ_OPT_NONE)
{
prev_dups_producing_tables= dups_producing_tables;
prev_sjm_lookup_tables= join->sjm_lookup_tables;
}
/* Mark strategy as used */
(*strategy)->mark_used();
pos->sj_strategy= sj_strategy;
@ -2782,10 +2799,25 @@ void advance_sj_state(JOIN *join, table_map remaining_tables, uint idx,
dups_producing_tables &= ~handled_fanout;
//TODO: update bitmap of semi-joins that were handled together with
// others.
if (is_multiple_semi_joins(join, join->positions, idx, handled_fanout))
if (is_multiple_semi_joins(join, join->positions, idx,
handled_fanout))
pos->inner_tables_handled_with_other_sjs |= handled_fanout;
}
else
{
/* Conflict fall to most general variant */
(*prev_strategy)->set_empty();
dups_producing_tables= prev_dups_producing_tables;
join->sjm_lookup_tables= prev_sjm_lookup_tables;
// mark it 'none' to avpoid loops
pos->sj_strategy= SJ_OPT_NONE;
// next skip to last;
strategy= pickers +
(sizeof(pickers)/sizeof(Semi_join_strategy_picker*) - 3);
continue;
}
}
else
{
/* We decided not to apply the strategy. */
(*strategy)->set_empty();

26
storage/innobase/trx/trx0purge.cc
View File

@ -584,32 +584,6 @@ trx_purge_rseg_get_next_history_log(
mutex_exit(&(rseg->mutex));
mtr_commit(&mtr);
mutex_enter(&trx_sys->mutex);
/* Add debug code to track history list corruption reported
on the MySQL mailing list on Nov 9, 2004. The fut0lst.cc
file-based list was corrupt. The prev node pointer was
FIL_NULL, even though the list length was over 8 million nodes!
We assume that purge truncates the history list in large
size pieces, and if we here reach the head of the list, the
list cannot be longer than 2000 000 undo logs now. */
if (trx_sys->rseg_history_len > 2000000) {
ut_print_timestamp(stderr);
fprintf(stderr,
" InnoDB: Warning: purge reached the"
" head of the history list,\n"
"InnoDB: but its length is still"
" reported as %lu! Make a detailed bug\n"
"InnoDB: report, and submit it"
" to https://jira.mariadb.org/\n",
(ulong) trx_sys->rseg_history_len);
ut_ad(0);
}
mutex_exit(&trx_sys->mutex);
return;
}

26
storage/xtradb/trx/trx0purge.cc
View File

@ -584,32 +584,6 @@ trx_purge_rseg_get_next_history_log(
mutex_exit(&(rseg->mutex));
mtr_commit(&mtr);
mutex_enter(&trx_sys->mutex);
/* Add debug code to track history list corruption reported
on the MySQL mailing list on Nov 9, 2004. The fut0lst.cc
file-based list was corrupt. The prev node pointer was
FIL_NULL, even though the list length was over 8 million nodes!
We assume that purge truncates the history list in large
size pieces, and if we here reach the head of the list, the
list cannot be longer than 2000 000 undo logs now. */
if (trx_sys->rseg_history_len > 2000000) {
ut_print_timestamp(stderr);
fprintf(stderr,
" InnoDB: Warning: purge reached the"
" head of the history list,\n"
"InnoDB: but its length is still"
" reported as %lu! Make a detailed bug\n"
"InnoDB: report, and submit it"
" to https://jira.mariadb.org/\n",
(ulong) trx_sys->rseg_history_len);
ut_ad(0);
}
mutex_exit(&trx_sys->mutex);
return;
}