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37 lines
1.3 KiB
Bash
Executable File
37 lines
1.3 KiB
Bash
Executable File
#!/usr/bin/env bash
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# Tags: no-fasttest, no-parallel, no-ordinary-database, long, no-debug, no-asan, no-tsan, no-msan
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CUR_DIR=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)
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# shellcheck source=../shell_config.sh
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. "$CUR_DIR"/../shell_config.sh
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# Create many tables in the database
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NUM_TABLES=1000
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NUM_COLUMNS=1000
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THREADS=$(nproc)
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COLUMNS=$(seq 1 $NUM_COLUMNS | sed -r -e 's/(.+)/c\1 UInt8, /' | tr -d '\n')
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seq 1 $NUM_TABLES | xargs -P "${THREADS}" -I{} bash -c "
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echo -n '.'
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$CLICKHOUSE_CLIENT --query 'CREATE OR REPLACE TABLE test{} (${COLUMNS} end String) ENGINE = Memory'
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"
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echo
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$CLICKHOUSE_CLIENT --multiquery "
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DROP USER IF EXISTS test_03147;
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CREATE USER test_03147;
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GRANT SELECT (end) ON ${CLICKHOUSE_DATABASE}.test1 TO test_03147;
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"
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# This query was slow in previous ClickHouse versions for several reasons:
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# - tables and databases without SHOW TABLES access were still checked for SHOW COLUMNS access for every column in every table;
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# - excessive logging of "access granted" and "access denied"
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# The test could succeed even on the previous version, but it will show up as being too slow.
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$CLICKHOUSE_CLIENT --user test_03147 --query "SELECT name FROM system.columns WHERE database = currentDatabase()"
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$CLICKHOUSE_CLIENT --multiquery "
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DROP USER test_03147;
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"
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