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Added a test from Boris Granveaud #3421

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Alexey Milovidov 2018-12-28 23:58:52 +03:00
parent d5b00298eb
commit 3725116793
1 changed files with 18 additions and 0 deletions
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18
dbms/tests/queries/bugs/00816_concurrent_alter_column.sh Executable file
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#!/usr/bin/env bash
set -e
CURDIR=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)
. $CURDIR/../shell_config.sh
echo "DROP TABLE IF EXISTS test.test" | ${CLICKHOUSE_CLIENT}
echo "CREATE TABLE test.test (ts DATETIME) ENGINE = MergeTree PARTITION BY toStartOfDay(ts) ORDER BY tuple()" | ${CLICKHOUSE_CLIENT}
for i in {1..500}; do echo "ALTER TABLE test.test ADD COLUMN c$i DOUBLE;"; done | ${CLICKHOUSE_CLIENT} -n
for i in {1..500}; do echo "ALTER TABLE test.test ADD COLUMN d DOUBLE" | ${CLICKHOUSE_CLIENT}; echo "ALTER TABLE test.test DROP COLUMN d" | ${CLICKHOUSE_CLIENT} -n; done &
for i in {1..500}; do echo "ALTER TABLE test.test ADD COLUMN e DOUBLE" | ${CLICKHOUSE_CLIENT}; echo "ALTER TABLE test.test DROP COLUMN e" | ${CLICKHOUSE_CLIENT} -n; done &
wait
echo "DROP TABLE test.test" | ${CLICKHOUSE_CLIENT}