mirror of
https://github.com/ClickHouse/ClickHouse.git
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31 lines
1.1 KiB
Bash
31 lines
1.1 KiB
Bash
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#!/usr/bin/env bash
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set -e
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CURDIR=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)
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. $CURDIR/../shell_config.sh
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${CLICKHOUSE_CLIENT} --query="DROP TABLE IF EXISTS test.mt"
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${CLICKHOUSE_CLIENT} --query="DROP TABLE IF EXISTS test.buffer"
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${CLICKHOUSE_CLIENT} --query="CREATE TABLE test.buffer (s String) ENGINE = Buffer(test, mt, 1, 1, 1, 1, 1, 1, 1)"
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${CLICKHOUSE_CLIENT} --query="CREATE TABLE test.mt (x UInt32, s String) ENGINE = MergeTree ORDER BY x"
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${CLICKHOUSE_CLIENT} --query="INSERT INTO test.mt VALUES (1, '1'), (2, '2'), (3, '3')"
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function thread1()
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{
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seq 1 300 | sed -r -e 's/.+/ALTER TABLE test.mt MODIFY column s UInt32; ALTER TABLE test.mt MODIFY column s String;/' | ${CLICKHOUSE_CLIENT} --multiquery --ignore-error ||:
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}
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function thread2()
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{
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seq 1 2000 | sed -r -e 's/.+/SELECT sum(length(s)) FROM test.buffer;/' | ${CLICKHOUSE_CLIENT} --multiquery --server_logs_file='/dev/null' --ignore-error 2>&1 | grep -vP '^3$'
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}
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thread1 &
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thread2 &
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wait
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${CLICKHOUSE_CLIENT} --query="DROP TABLE test.mt"
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${CLICKHOUSE_CLIENT} --query="DROP TABLE test.buffer"
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