ClickHouse/tests/queries/0_stateless/02125_query_views_log.sql

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2021-11-25 18:06:57 +00:00
drop table if exists src;
drop table if exists dst;
drop table if exists mv1;
drop table if exists mv2;
create table src (key Int) engine=Null();
create table dst (key Int) engine=Null();
create materialized view mv1 to dst as select * from src;
create materialized view mv2 to dst as select * from src;
insert into src select * from numbers(1e6) settings log_queries=1, max_untracked_memory=0, parallel_view_processing=1;
system flush logs;
-- { echo }
select view_name, read_rows, read_bytes, written_rows, written_bytes from system.query_views_log where startsWith(view_name, currentDatabase() || '.mv') order by view_name format Vertical;
select read_rows, read_bytes, written_rows, written_bytes from system.query_log where type = 'QueryFinish' and query_kind = 'Insert' and current_database = currentDatabase() format Vertical;