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Merge branch '10.6' into 10.11

This commit is contained in:
Oleksandr Byelkin
2024-10-29 15:24:38 +01:00
655 changed files with 8060 additions and 3541 deletions

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@ -1986,3 +1986,32 @@ explain select count(*) from t1, t2 as seq where a=11 and b=seq.seq;
drop table t1,t2;
set @@optimizer_adjust_secondary_key_costs=default;
--echo #
--echo # MDEV-35180: ref_to_range rewrite causes poor query plan
--echo #
create table t1 (a int);
insert into t1 select seq from seq_1_to_100;
create table t2 (
kp1 int,
kp2 int,
filler char(100),
key(kp1, kp2)
);
insert into t2
select
seq, seq,
'filler-data'
from seq_1_to_10000;
analyze table t1,t2;
--echo # For t2, this must use type=ref, key_len=5 (not type=range, key_len=10)
explain
select *
from t1, t2
where
t2.kp1=t1.a and t2.kp1<=100 and t2.kp2<=20;
drop table t1,t2;