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Test for crash from #5859 #6362

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merged 1 commit into from
Aug 6, 2019
Merged

Test for crash from #5859 #6362

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5 changes: 5 additions & 0 deletions dbms/tests/queries/0_stateless/00980_full_join_crash_fancyqlx.reference
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Original file line number Diff line number Diff line change
@@ -0,0 +1,5 @@
1 2019-01-01 a
1 2019-01-01 \N
1 2019-01-01 \N
2 2019-01-01 b
3 2019-01-01 c
15 changes: 15 additions & 0 deletions dbms/tests/queries/0_stateless/00980_full_join_crash_fancyqlx.sql
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@@ -0,0 +1,15 @@
drop table if exists test_join;

create table test_join (date Date, id Int32, name Nullable(String)) engine = MergeTree partition by date order by id;

insert into test_join values ('2019-01-01', 1, 'a');
insert into test_join values ('2019-01-01', 2, 'b');
insert into test_join values ('2019-01-01', 3, 'c');
insert into test_join values ('2019-01-01', 1, null);

SELECT id, date, name FROM (SELECT id, date, name FROM test_join GROUP BY id, name, date)
FULL OUTER JOIN (SELECT id, date, name FROM test_join GROUP BY id, name, date)
USING (id, name, date)
ORDER BY id, name;

drop table test_join;