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firebird-qa/tests/bugs/core_5018_test.py

135 lines
3.8 KiB
Python

#coding:utf-8
#
# id: bugs.core_5018
# title: Regression: Non-indexed predicates may not be applied immediately after retrieval when tables are being joined
# decription:
# tracker_id: CORE-5018
# min_versions: ['3.0']
# versions: 3.0
# qmid: None
import pytest
from firebird.qa import db_factory, isql_act, Action
# version: 3.0
# resources: None
substitutions_1 = []
init_script_1 = """"""
db_1 = db_factory(from_backup='mon-stat-gathering-3_0.fbk', init=init_script_1)
test_script_1 = """
recreate table zf (
id int primary key,
kont_id int not null
);
recreate table u (
id int primary key,
kont_id int not null
);
recreate table k (
id int primary key
);
commit;
insert into zf (id, kont_id) values ('1', '1');
insert into zf (id, kont_id) values ('2', '7');
insert into zf (id, kont_id) values ('3', '3');
insert into zf (id, kont_id) values ('4', '5');
insert into zf (id, kont_id) values ('5', '5');
insert into zf (id, kont_id) values ('6', '1');
insert into zf (id, kont_id) values ('7', '4');
insert into zf (id, kont_id) values ('8', '2');
insert into zf (id, kont_id) values ('9', '9');
insert into zf (id, kont_id) values ('10', '1');
insert into k (id) values ('1');
insert into k (id) values ('2');
insert into k (id) values ('3');
insert into k (id) values ('4');
insert into k (id) values ('5');
insert into k (id) values ('6');
insert into k (id) values ('7');
insert into k (id) values ('8');
insert into k (id) values ('9');
insert into k (id) values ('10');
insert into u (id, kont_id) values ('1', '4');
insert into u (id, kont_id) values ('2', '6');
insert into u (id, kont_id) values ('3', '3');
insert into u (id, kont_id) values ('4', '2');
insert into u (id, kont_id) values ('5', '5');
insert into u (id, kont_id) values ('6', '2');
insert into u (id, kont_id) values ('7', '9');
insert into u (id, kont_id) values ('8', '2');
insert into u (id, kont_id) values ('9', '10');
insert into u (id, kont_id) values ('10', '1');
commit;
execute procedure sp_truncate_stat;
commit;
execute procedure sp_gather_stat;
commit;
set term ^;
execute block as
declare c int;
begin
select count(*)
from zf
inner join u on zf.id=u.id
left join k kzf on zf.kont_id=kzf.id
left join k kum on u.kont_id=kum.id
where zf.kont_id<>u.kont_id
into c;
if ( rdb$get_context('SYSTEM','ENGINE_VERSION') starting with '4.0' ) then
rdb$set_context('USER_SESSION', 'MAX_IDX_READS', '45'); -- 27.07.2016
else
rdb$set_context('USER_SESSION', 'MAX_IDX_READS', '30');
-- ^
-- |
-- ### T H R E S H O L D ###-------+
end
^
set term ;^
execute procedure sp_gather_stat;
commit;
set list on;
select iif( indexed_reads <= c_max_idx_reads,
'ACCEPTABLE',
'FAILED, TOO BIG: ' || indexed_reads || ' > ' || c_max_idx_reads
) as idx_reads_estimation
from (
select indexed_reads, cast(rdb$get_context('USER_SESSION', 'MAX_IDX_READS') as int) as c_max_idx_reads
from v_agg_stat_main
);
-- WI-V2.5.5.26952 IR=22
-- WI-V3.0.0.32140 IR=33
-- WI-V3.0.0.32179 IR=25
-- WI-T4.0.0.313: IR=39
"""
act_1 = isql_act('db_1', test_script_1, substitutions=substitutions_1)
expected_stdout_1 = """
IDX_READS_ESTIMATION ACCEPTABLE
"""
@pytest.mark.version('>=3.0')
def test_1(act_1: Action):
act_1.expected_stdout = expected_stdout_1
act_1.execute()
assert act_1.clean_expected_stdout == act_1.clean_stdout