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Merge pull request #35638 from den-crane/test/crash_35551

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test for crash _join_with_nullable_lowcardinality #35551
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Alexey Milovidov 2022-04-06 03:28:18 +03:00 committed by GitHub
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tests/queries/0_stateless/02245_join_with_nullable_lowcardinality_crash.reference Normal file
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usa

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tests/queries/0_stateless/02245_join_with_nullable_lowcardinality_crash.sql Normal file
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drop table if exists with_nullable;
drop table if exists without_nullable;
CREATE TABLE with_nullable
( timestamp UInt32,
country LowCardinality(Nullable(String)) ) ENGINE = Memory;
CREATE TABLE without_nullable
( timestamp UInt32,
country LowCardinality(String)) ENGINE = Memory;
insert into with_nullable values(0,'f'),(0,'usa');
insert into without_nullable values(0,'usa'),(0,'us2a');
select if(t0.country is null ,t2.country,t0.country) "country"
from without_nullable t0 right outer join with_nullable t2 on t0.country=t2.country;
drop table with_nullable;
drop table without_nullable;