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Add a test with optimized columns from PREWHERE

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This commit is contained in:
Azat Khuzhin 2021-10-22 00:12:30 +03:00
parent aae30a9e37
commit 874f7a5052
2 changed files with 17 additions and 0 deletions
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7
tests/queries/0_stateless/02021_prewhere_column_optimization.reference Normal file
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-- { echoOn }
select * from data_02021 prewhere 1 or ignore(key);
1
select * from data_02021 prewhere 1 or ignore(key) where key = 1;
1
select * from data_02021 prewhere 0 or ignore(key);
select * from data_02021 prewhere 0 or ignore(key) where key = 1;

10
tests/queries/0_stateless/02021_prewhere_column_optimization.sql Normal file
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drop table if exists data_02021;
create table data_02021 (key Int) engine=MergeTree() order by key;
insert into data_02021 values (1);
-- { echoOn }
select * from data_02021 prewhere 1 or ignore(key);
select * from data_02021 prewhere 1 or ignore(key) where key = 1;
select * from data_02021 prewhere 0 or ignore(key);
select * from data_02021 prewhere 0 or ignore(key) where key = 1;
-- { echoOff }
drop table data_02021;