ClickHouse/tests/queries/0_stateless/01710_normal_projection_fix1.sql
2023-02-21 19:50:17 +00:00

21 lines
446 B
SQL

drop table if exists t;
create table t (i int, j int) engine MergeTree order by i;
insert into t values (1, 2);
alter table t add projection x (select * order by j);
insert into t values (1, 4);
insert into t values (1, 5);
set allow_experimental_projection_optimization = 1, force_optimize_projection = 1;
select i from t prewhere j = 4;
SELECT j = 2, i FROM t PREWHERE j = 2;
SELECT j = -1, j = NULL FROM t WHERE j = -1;
drop table t;