ClickHouse/tests/queries/0_stateless/02125_many_mutations.sh

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#!/usr/bin/env bash
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# Tags: long, no-tsan, no-debug, no-asan, no-msan, no-ubsan
CURDIR=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)
# shellcheck source=../shell_config.sh
. "$CURDIR"/../shell_config.sh
$CLICKHOUSE_CLIENT -q "create table many_mutations (x UInt32, y UInt32) engine = MergeTree order by x"
$CLICKHOUSE_CLIENT -q "insert into many_mutations values (0, 0), (1, 1)"
$CLICKHOUSE_CLIENT -q "system stop merges many_mutations"
$CLICKHOUSE_CLIENT -q "select x, y from many_mutations order by x"
job()
{
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for _ in {1..1000}
do
$CLICKHOUSE_CLIENT -q "alter table many_mutations update y = y + 1 where 1"
done
}
job &
job &
job &
job &
job &
job &
job &
job &
job &
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job &
job &
job &
job &
job &
job &
job &
job &
job &
job &
wait
$CLICKHOUSE_CLIENT -q "select count() from system.mutations where database = currentDatabase() and table = 'many_mutations' and not is_done"
$CLICKHOUSE_CLIENT -q "system start merges many_mutations"
$CLICKHOUSE_CLIENT -q "optimize table many_mutations final"
$CLICKHOUSE_CLIENT -q "select count() from system.mutations where database = currentDatabase() and table = 'many_mutations' and not is_done"
$CLICKHOUSE_CLIENT -q "select x, y from many_mutations order by x"