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28 lines
1010 B
Bash
Executable File
28 lines
1010 B
Bash
Executable File
#!/usr/bin/env bash
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# Tags: long
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CURDIR=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)
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# shellcheck source=../shell_config.sh
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. "$CURDIR"/../shell_config.sh
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$CLICKHOUSE_CLIENT --query "DROP TABLE IF EXISTS alter_mt"
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$CLICKHOUSE_CLIENT --query "CREATE TABLE alter_mt (key Int64, value String) ENGINE=MergeTree() ORDER BY key"
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$CLICKHOUSE_CLIENT --query "INSERT INTO alter_mt SELECT number - 1 AS x, toString(x) FROM numbers(5)"
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$CLICKHOUSE_CLIENT --function_sleep_max_microseconds_per_block 10000000 --query "SELECT count(distinct concat(value, '_')) FROM alter_mt WHERE not sleepEachRow(2)" &
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# To be sure that select took all required locks for better test sensitivity, although it isn't guaranteed (then the test will also succeed).
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sleep 2
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$CLICKHOUSE_CLIENT --query "ALTER TABLE alter_mt MODIFY COLUMN value Int64"
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$CLICKHOUSE_CLIENT --query "SELECT sum(value) FROM alter_mt"
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wait
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$CLICKHOUSE_CLIENT --query "SHOW CREATE TABLE alter_mt"
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$CLICKHOUSE_CLIENT --query "DROP TABLE IF EXISTS alter_mt"
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