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Fix PredicateMoveAround and PredicateDecude bugs

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obdev
2023-02-09 16:33:38 +00:00
committed by ob-robot
parent 66f14cfab9
commit 772bdd60eb
7 changed files with 668 additions and 15 deletions
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54
tools/deploy/mysql_test/test_suite/transformer/t/transformer_predicate_deduce.test
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@ -432,5 +432,59 @@ drop table if exists tt1, tt2, tt3;
drop table if exists cghldinf, puzdjypf, pujydypf;
--enable_warnings
#Bugfix:https://work.aone.alibaba-inc.com/issue/47217185
--disable_warnings
drop table if exists v0;
--enable_warnings
CREATE TABLE v0 ( v1 varchar(127));
select * from v0 where v1 in (select -127 minus select _BINARY 'x');
explain select * from v0 where v1 in (select -127 minus select _BINARY 'x');
drop table if exists v0;
#Bugfix:https://work.aone.alibaba-inc.com/issue/47186369
--explain_protocol 0
--disable_warnings
drop table if exists t1;
drop table if exists t2;
drop table if exists t3;
--enable_warnings
create table t1(c1 decimal(10), c2 varchar(10), c3 varbinary(20));
insert into t1(c1,c2) values(10,'a'),(20,'ab'),(50,'ad'),(100,'b'),(150,'c');
create table t2(c1 decimal(20), c2 double, c3 varchar(20));
insert into t2(c1,c2,c3) values(10,10,'a'),(20,20,'b'),(50,50,NULL),(100,100,NULL),(150,150,NULL);
create table t3(c1 decimal(16), c2 float);
insert into t3(c1,c2) values(10,10),(20,20),(50,50),(100,100),(150,150);
--explain_protocol 2
--echo test IN pred
### different accuracy
select t1.c1,t2.c1 from t1,t2 where t1.c1 = t2.c1 and t2.c1 in (10,20,40);
select t1.c1,t2.c1 from t1,t2 where t1.c1 = t2.c1 and t1.c1 in (10,20,40);
select t1.c1,t2.c1 from t1,t2,t3 where t1.c1 = t3.c1 and t2.c1 = t3.c1 and t1.c1 in (10,20,40);
### different types
####preds are 'cast(t1.c1,double) = cast(t3.c2,double)' and 'cast(t3.c2,double) in (10,20,40)'. cast(t3.c2,double) is not column ref, so 't1.c1 in (10,20,40)' won't be deduced.
select * from t1,t3 where t1.c1 = t3.c2 and t3.c2 in (10,20,40);
####different collection type
select * from t1,t2 where t1.c3 = t2.c3 and t2.c3 in ('a','b','c');
select * from t1,t2 where t1.c3 = t2.c3 and t1.c3 in ('a','b','c');
--echo test NOT EQUAL
select t1.c1,t2.c1 from t1,t2 where t1.c1 = t2.c1 and t2.c1 <> 20;
select t1.c1,t2.c1 from t1,t2 where t1.c1 = t2.c1 and t1.c1 <> 20;
select t1.c1,t2.c1 from t1,t2,t3 where t1.c1 = t3.c1 and t2.c1 = t3.c1 and t1.c1 <>20;
select * from t1,t3 where t1.c1 = t3.c2 and t3.c2 <> 20;
--echo test BETWEEN
### differnt types
select t3.c1,t2.c1 from t3,t2 where t3.c2 = t2.c2 and t2.c2 between 10 and cast(100 as float);
select t3.c1,t2.c1 from t3,t2 where t3.c2 = t2.c2 and t3.c2 between 10 and cast(100 as float);
--echo test LIKE
select t1.c1,t2.c1 from t1,t2 where t1.c2 = t2.c3 and t2.c3 like 'a_';
select t1.c1,t2.c1 from t1,t2 where t1.c2 = t2.c3 and t1.c2 like 'a_';
drop table t1;
drop table t2;
drop table t3;
USE DB_PREDICATE_DEDUCE;
drop database DB_PREDICATE_DEDUCE;