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Added test.

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This commit is contained in:
Nikolai Kochetov 2021-01-19 16:35:26 +03:00
parent 35f48e60ad
commit 17edf238e3
2 changed files with 21 additions and 0 deletions
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11
tests/queries/0_stateless/01655_plan_optimizations.reference Normal file
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sipHash should be calculated after filtration
FUNCTION sipHash64
Filter column: equals
sorting steps should know about limit
Limit 10
MergingSorted
Limit 10
MergeSorting
Limit 10
PartialSorting
Limit 10

10
tests/queries/0_stateless/01655_plan_optimizations.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
echo "sipHash should be calculated after filtration"
$CLICKHOUSE_CLIENT -q "explain actions = 1 select sum(x), sum(y) from (select sipHash64(number) as x, bitAnd(number, 1024) as y from numbers_mt(1000000000) limit 1000000000) where y = 0" | grep -o "FUNCTION sipHash64\|Filter column: equals"
echo "sorting steps should know about limit"
$CLICKHOUSE_CLIENT -q "explain actions = 1 select number from (select number from numbers(500000000) order by -number) limit 10" | grep -o "MergingSorted\|MergeSorting\|PartialSorting\|Limit 10"