ClickHouse/tests/queries/0_stateless/00719_parallel_ddl_table.sh

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#!/usr/bin/env bash
set -e
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 parallel_ddl"
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function query()
{
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for _ in {1..100}; do
${CLICKHOUSE_CLIENT} --query "CREATE TABLE IF NOT EXISTS parallel_ddl(a Int) ENGINE = Memory"
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${CLICKHOUSE_CLIENT} --query "DROP TABLE IF EXISTS parallel_ddl"
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done
}
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for _ in {1..2}; do
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query &
done
wait
${CLICKHOUSE_CLIENT} --query "DROP TABLE IF EXISTS parallel_ddl"