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test for the bug 8580

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This commit is contained in:
Denis Zhuravlev 2020-10-16 19:28:07 -03:00
parent 12bb7a05ba
commit b5004980ad
2 changed files with 8 additions and 0 deletions
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tests/queries/0_stateless/01518_cast_nullable_virtual_system_column.reference Normal file
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all tests passed

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tests/queries/0_stateless/01518_cast_nullable_virtual_system_column.sql Normal file
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SELECT database FROM system.tables WHERE database LIKE '%' format Null;
SELECT database AS db FROM system.tables WHERE db LIKE '%' format Null;
SELECT CAST(database, 'String') AS db FROM system.tables WHERE db LIKE '%' format Null;
SELECT CAST('a string', 'Nullable(String)') AS str WHERE str LIKE '%' format Null;
SELECT CAST(database, 'Nullable(String)') AS ndb FROM system.tables WHERE ndb LIKE '%' format Null;
SELECT 'all tests passed';