mirror of
https://github.com/FirebirdSQL/firebird-qa.git
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133 lines
4.3 KiB
Python
133 lines
4.3 KiB
Python
#coding:utf-8
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#
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# id: bugs.core_2555
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# title: CI column does not group correctly with a second column
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# decription:
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# tracker_id: CORE-2555
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# min_versions: ['3.0']
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# versions: 3.0
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# qmid: None
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import pytest
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from firebird.qa import db_factory, isql_act, Action
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# version: 3.0
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# resources: None
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substitutions_1 = []
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init_script_1 = """"""
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db_1 = db_factory(page_size=4096, charset='UTF8', sql_dialect=3, init=init_script_1)
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test_script_1 = """
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recreate table test(
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rk char(1) character set none
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,ca varchar(10) character set utf8 collate unicode_ci_ai
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,cb varchar(10) character set utf8 collate unicode_ci
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,id int generated by default as identity constraint pk_test primary key using index pk_test
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);
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commit;
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-- Letters from latin-1 with diacritic marks: http://en.wikipedia.org/wiki/ISO/IEC_8859-1
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insert into test(rk, ca, cb) values('d', 'ð', 'd');
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insert into test(rk, ca, cb) values('d', 'Ð', 'd');
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insert into test(rk, ca, cb) values('d', 'Ð', 'D');
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insert into test(rk, ca, cb) values('d', 'd', 'd');
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insert into test(rk, ca, cb) values('l', 'l', 'Ł');
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insert into test(rk, ca, cb) values('l', 'ł', 'ł');
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insert into test(rk, ca, cb) values('o', 'Ø', 'õ');
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insert into test(rk, ca, cb) values('o', 'o', 'Õ');
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insert into test(rk, ca, cb) values('o', 'Ó', 'Õ');
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insert into test(rk, ca, cb) values('o', 'õ', 'Õ');
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insert into test(rk, ca, cb) values('o', 'Ö', 'õ');
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insert into test(rk, ca, cb) values('a', 'Ą', 'ä');
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insert into test(rk, ca, cb) values('a', 'Á', 'Ä');
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insert into test(rk, ca, cb) values('a', 'à', 'ä');
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insert into test(rk, ca, cb) values('a', 'â', 'ä');
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insert into test(rk, ca, cb) values('c', 'ç', 'Ç');
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insert into test(rk, ca, cb) values('c', 'Ç', 'ç');
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insert into test(rk, ca, cb) values('c', 'C', 'Ç');
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insert into test(rk, ca, cb) values('u', 'Ú', 'û');
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insert into test(rk, ca, cb) values('u', 'Ù', 'Û');
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insert into test(rk, ca, cb) values('u', 'ü', 'û');
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insert into test(rk, ca, cb) values('s', 'Š', 'Š');
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insert into test(rk, ca, cb) values('s', 'ş', 'š');
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insert into test(rk, ca, cb) values('s', 'š', 'Š');
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insert into test(rk, ca, cb) values('n', 'Ñ', 'ñ');
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insert into test(rk, ca, cb) values('n', 'ñ', 'ñ');
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insert into test(rk, ca, cb) values('n', 'Ň', 'Ñ');
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commit;
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set list on;
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set plan on;
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-- First, we check result of NATURAL scans:
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select rk from test group by ca,cb,rk;
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commit;
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-- Then, check results of GROUP BY when it can use index.
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-- ::: NOTE :::
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-- As of current state (WI-T3.0.0.31832 beta-2), FB cah do GROUP BY
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-- WITH using of index on multi-byte or insensitive collation only
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-- when this index is: 1) UNIQUE and 2) ASCENDING.
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-- Index still not used in DISTINCT statement, so it's not checked.
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-- See comments in CORE-4787.
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create unique index test_unq1 on test(ca, cb, rk, id);
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create unique index test_unq2 on test(cb, rk, ca, id);
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commit;
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set plan on;
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select rk from test group by ca,cb,rk;
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select rk from test group by cb,rk,ca;
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"""
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act_1 = isql_act('db_1', test_script_1, substitutions=substitutions_1)
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expected_stdout_1 = """
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PLAN SORT (TEST NATURAL)
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RK a
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RK c
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RK d
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RK l
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RK n
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RK o
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RK s
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RK u
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PLAN (TEST ORDER TEST_UNQ1)
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RK a
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RK c
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RK d
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RK l
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RK n
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RK o
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RK s
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RK u
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PLAN (TEST ORDER TEST_UNQ2)
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RK a
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RK c
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RK d
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RK l
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RK n
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RK o
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RK s
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RK u
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"""
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@pytest.mark.version('>=3.0')
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def test_1(act_1: Action):
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act_1.expected_stdout = expected_stdout_1
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act_1.execute()
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assert act_1.clean_expected_stdout == act_1.clean_stdout
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