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Simple test.

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Vladimir Chebotarev 2022-04-21 23:17:33 +03:00
parent 7f9557f8a3
commit 3f7fe7fd83
2 changed files with 56 additions and 0 deletions
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14
tests/queries/0_stateless/01655_plan_optimizations_optimize_read_in_window_order.reference Normal file
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Partial sorting plan
optimize_read_in_window_order=0
Sort description: n ASC, x ASC
optimize_read_in_window_order=1
Prefix sort description: n ASC
Result sort description: n ASC, x ASC
No sorting plan
optimize_read_in_window_order=0
Sort description: n ASC, x ASC
optimize_read_in_window_order=1
Prefix sort description: n ASC, x ASC
Result sort description: n ASC, x ASC
OK
OK

42
tests/queries/0_stateless/01655_plan_optimizations_optimize_read_in_window_order.sh Executable file
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#!/usr/bin/env bash
CURDIR=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)
# shellcheck source=../shell_config.sh
. "$CURDIR"/../shell_config.sh
name=test_01655_plan_optimizations_optimize_read_in_window_order
$CLICKHOUSE_CLIENT -q "drop table if exists ${name}"
$CLICKHOUSE_CLIENT -q "drop table if exists ${name}_n"
$CLICKHOUSE_CLIENT -q "drop table if exists ${name}_n_x"
$CLICKHOUSE_CLIENT -q "create table ${name} engine=MergeTree order by tuple() as select toInt64((sin(number)+2)*65535)%1000 as n, number as x from numbers_mt(10000000)"
$CLICKHOUSE_CLIENT -q "create table ${name}_n engine=MergeTree order by n as select * from ${name} order by n"
$CLICKHOUSE_CLIENT -q "create table ${name}_n_x engine=MergeTree order by (n, x) as select * from ${name} order by n, x"
$CLICKHOUSE_CLIENT -q "optimize table ${name}_n final"
$CLICKHOUSE_CLIENT -q "optimize table ${name}_n_x final"
echo 'Partial sorting plan'
echo ' optimize_read_in_window_order=0'
$CLICKHOUSE_CLIENT -q "explain plan actions=1, description=1 select n, sum(x) OVER (ORDER BY n, x ROWS BETWEEN 100 PRECEDING AND CURRENT ROW) from ${name}_n SETTINGS optimize_read_in_window_order=0" | grep -i "sort description"
echo ' optimize_read_in_window_order=1'
$CLICKHOUSE_CLIENT -q "explain plan actions=1, description=1 select n, sum(x) OVER (ORDER BY n, x ROWS BETWEEN 100 PRECEDING AND CURRENT ROW) from ${name}_n SETTINGS optimize_read_in_window_order=1" | grep -i "sort description"
echo 'No sorting plan'
echo ' optimize_read_in_window_order=0'
$CLICKHOUSE_CLIENT -q "explain plan actions=1, description=1 select n, sum(x) OVER (ORDER BY n, x ROWS BETWEEN 100 PRECEDING AND CURRENT ROW) from ${name}_n_x SETTINGS optimize_read_in_window_order=0" | grep -i "sort description"
echo ' optimize_read_in_window_order=1'
$CLICKHOUSE_CLIENT -q "explain plan actions=1, description=1 select n, sum(x) OVER (ORDER BY n, x ROWS BETWEEN 100 PRECEDING AND CURRENT ROW) from ${name}_n_x SETTINGS optimize_read_in_window_order=1" | grep -i "sort description"
$CLICKHOUSE_CLIENT -q "select n, sum(x) OVER (ORDER BY n, x ROWS BETWEEN 100 PRECEDING AND CURRENT ROW) from ${name}_n SETTINGS optimize_read_in_window_order=0, max_memory_usage=30000000, max_threads=1 format Null" 2>&1 | grep -F -q "MEMORY_LIMIT_EXCEEDED" && echo 'OK' || echo 'FAIL'
$CLICKHOUSE_CLIENT -q "select n, sum(x) OVER (ORDER BY n, x ROWS BETWEEN 100 PRECEDING AND CURRENT ROW) from ${name}_n SETTINGS optimize_read_in_window_order=1, max_memory_usage=30000000, max_threads=1 format Null"
$CLICKHOUSE_CLIENT -q "select n, sum(x) OVER (ORDER BY n, x ROWS BETWEEN 100 PRECEDING AND CURRENT ROW) from ${name}_n_x SETTINGS optimize_read_in_window_order=0, max_memory_usage=30000000, max_threads=1 format Null" 2>&1 | grep -F -q "MEMORY_LIMIT_EXCEEDED" && echo 'OK' || echo 'FAIL'
$CLICKHOUSE_CLIENT -q "select n, sum(x) OVER (ORDER BY n, x ROWS BETWEEN 100 PRECEDING AND CURRENT ROW) from ${name}_n_x SETTINGS optimize_read_in_window_order=1, max_memory_usage=30000000, max_threads=1 format Null"
$CLICKHOUSE_CLIENT -q "drop table ${name}"
$CLICKHOUSE_CLIENT -q "drop table ${name}_n"
$CLICKHOUSE_CLIENT -q "drop table ${name}_n_x"