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Added test with low acrdinality and array functions. #3004

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This commit is contained in:
Nikolai Kochetov 2018-09-20 16:53:29 +03:00
parent d66527ec15
commit d8a9525cf9
2 changed files with 17 additions and 0 deletions
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dbms/tests/queries/0_stateless/00688_low_cardinality_nullable_cast.reference Normal file
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dbms/tests/queries/0_stateless/00688_low_cardinality_nullable_cast.sql Normal file
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set allow_experimental_low_cardinality_type = 1;
SELECT CAST(NULL, 'LowCardinality(Nullable(Int8))');
drop table if exists test.lc_null_int8_defnull;
CREATE TABLE test.lc_null_int8_defnull (val LowCardinality(Nullable(Int8)) DEFAULT NULL) ENGINE = MergeTree order by tuple();
insert into test.lc_null_int8_defnull values (1);
select * from test.lc_null_int8_defnull values;
alter table test.lc_null_int8_defnull add column val2 LowCardinality(Nullable(Int8)) DEFAULT NULL;
insert into test.lc_null_int8_defnull values (2, 3);
select * from test.lc_null_int8_defnull order by val;
drop table if exists test.lc_null_int8_defnull;