ClickHouse/dbms/tests/queries/0_stateless/00224_distributed_aggregation_memory_efficient_and_overflows.sql

15 lines
633 B
SQL

DROP TABLE IF EXISTS test.numbers_100k_log;
CREATE TABLE test.numbers_100k_log ENGINE = Log AS SELECT * FROM system.numbers LIMIT 100000;
SELECT number, count() FROM remote('127.0.0.{1,2}', test.numbers_100k_log) GROUP BY number WITH TOTALS ORDER BY number LIMIT 10;
SET distributed_aggregation_memory_efficient = 1,
group_by_two_level_threshold = 1000,
group_by_overflow_mode = 'any',
max_rows_to_group_by = 1000,
totals_mode = 'after_having_auto';
SELECT number, count() FROM remote('127.0.0.{1,2}', test.numbers_100k_log) GROUP BY number WITH TOTALS ORDER BY number LIMIT 10;
DROP TABLE test.numbers_100k_log;