mirror of
https://github.com/ClickHouse/ClickHouse.git
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59 lines
1.4 KiB
Bash
59 lines
1.4 KiB
Bash
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#!/usr/bin/env bash
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CURDIR=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)
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. $CURDIR/../shell_config.sh
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set -e
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$CLICKHOUSE_CLIENT --query "DROP TABLE IF EXISTS test";
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$CLICKHOUSE_CLIENT --query "CREATE TABLE test (x UInt8, s String MATERIALIZED toString(rand64())) ENGINE = MergeTree ORDER BY s";
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function thread1()
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{
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while true; do
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$CLICKHOUSE_CLIENT --query "INSERT INTO test SELECT rand() FROM numbers(1000)";
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done
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}
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function thread2()
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{
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while true; do
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$CLICKHOUSE_CLIENT -n --query "ALTER TABLE test MODIFY COLUMN x Nullable(UInt8);";
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sleep 0.0$RANDOM
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$CLICKHOUSE_CLIENT -n --query "ALTER TABLE test MODIFY COLUMN x UInt8;";
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sleep 0.0$RANDOM
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done
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}
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function thread3()
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{
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while true; do
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$CLICKHOUSE_CLIENT -n --query "SELECT count() FROM test FORMAT Null";
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done
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}
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function thread4()
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{
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while true; do
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$CLICKHOUSE_CLIENT -n --query "OPTIMIZE TABLE test FINAL";
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sleep 0.1$RANDOM
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done
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}
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# https://stackoverflow.com/questions/9954794/execute-a-shell-function-with-timeout
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export -f thread1;
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export -f thread2;
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export -f thread3;
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export -f thread4;
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TIMEOUT=10
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timeout $TIMEOUT bash -c thread1 2> /dev/null &
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timeout $TIMEOUT bash -c thread2 2> /dev/null &
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timeout $TIMEOUT bash -c thread3 2> /dev/null &
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timeout $TIMEOUT bash -c thread4 2> /dev/null &
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wait
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$CLICKHOUSE_CLIENT -q "DROP TABLE test"
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