database/mariadb
1
0
Fork 0
mirror of https://github.com/MariaDB/server.git synced 2025-07-30 16:24:05 +03:00
Code Activity

Merge branch '10.11' into 11.0

Browse Source
This commit is contained in:
Oleksandr Byelkin
2023-08-08 21:03:46 +02:00
parent f2b4972bd4 036df5f970
commit 51f9d62005
870 changed files with 11721 additions and 6311 deletions
Download Patch File Download Diff File Expand all files Collapse all files

10
mysql-test/main/subselect3.inc
View File

@ -57,7 +57,9 @@ select a, oref, a in (
create table t3 (a int);
insert into t3 values (NULL), (NULL);
flush status;
--disable_ps2_protocol
select a in (select max(ie) from t1 where oref=4 group by grp) from t3;
--enable_ps2_protocol
show status like 'Handler_read_rnd_next';
select ' ^ This must show 11' Z;
@ -92,6 +94,7 @@ select oref, a, a in (select a from t1 where oref=t2.oref) Z from t2;
explain extended
select oref, a, a in (select a from t1 where oref=t2.oref) Z from t2;
--disable_ps2_protocol
flush status;
select oref, a from t2 where a in (select a from t1 where oref=t2.oref);
# This will only show access to t2:
@ -107,6 +110,7 @@ select oref, a, a in (select a from t1 where oref=t2.oref) Z from t2;
show status like '%Handler_read%';
select 'No key lookups, seq reads: 29= 5 reads from t2 + 4 * 6 reads from t1.' Z;
set @@optimizer_switch=@save_optimizer_switch;
--enable_ps2_protocol
drop table t1, t2;
@ -641,7 +645,9 @@ DROP TABLE t1, t2;
create table t1 (a int, b decimal(13, 3));
insert into t1 values (1, 0.123);
--disable_ps2_protocol
select a, (select max(b) from t1) into outfile "subselect.out.file.1" from t1;
--enable_ps2_protocol
delete from t1;
load data infile "subselect.out.file.1" into table t1;
select * from t1;
@ -809,6 +815,7 @@ FLUSH STATUS;
set @save_optimizer_switch2=@@optimizer_switch;
set optimizer_switch='subquery_cache=off';
--disable_ps2_protocol
--echo
SELECT i1, i2
FROM t1
@ -835,6 +842,7 @@ WHERE (i1, i2)
--echo # Handler_read_rnd_next should be one more than baseline
--echo # (read record from t1, but do not read from t2)
SHOW STATUS LIKE '%Handler_read_rnd_next';
--enable_ps2_protocol
set @@optimizer_switch=@save_optimizer_switch2;
DROP TABLE t1,t2;
@ -973,7 +981,9 @@ set @@max_heap_table_size= 16384;
explain select count(*) from t0 A, t0 B, t0 C, t0 D where D.a in (select a from t1 E where a+1 < 10000 + A.a + B.a +C.a+D.a);
flush status;
--disable_ps2_protocol
select count(*) from t0 A, t0 B, t0 C, t0 D where D.a in (select a from t1 E where a+1 < 10000 + A.a + B.a +C.a+D.a);
--enable_ps2_protocol
show status like 'Created_tmp_disk_tables';
set @save_max_heap_table_size=@@max_heap_table_size;
set @@optimizer_switch=@save_optimizer_switch;