mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-09-20 16:50:48 +00:00
80 lines
2.4 KiB
Bash
Executable File
80 lines
2.4 KiB
Bash
Executable File
#!/usr/bin/env bash
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# Tags: no-parallel
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# shellcheck disable=SC2031
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# shellcheck disable=SC2030
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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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$CLICKHOUSE_CLIENT -nm -q "
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DROP TABLE IF EXISTS data_01509;
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DROP DICTIONARY IF EXISTS dict_01509;
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DROP DICTIONARY IF EXISTS dict_01509_preallocate;
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CREATE TABLE data_01509
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(
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key UInt64,
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value String
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)
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ENGINE = MergeTree()
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ORDER BY key;
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INSERT INTO data_01509 SELECT number key, toString(number) value FROM numbers(10e3);
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"
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# regular
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$CLICKHOUSE_CLIENT -nm -q "
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CREATE DICTIONARY dict_01509
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(
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key UInt64,
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value String DEFAULT '-'
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)
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PRIMARY KEY key
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SOURCE(CLICKHOUSE(HOST 'localhost' PORT tcpPort() TABLE 'data_01509'))
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LAYOUT(SPARSE_HASHED(PREALLOCATE 0))
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LIFETIME(0);
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SHOW CREATE DICTIONARY dict_01509;
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"
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(
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# start new shell to avoid overriding variables for other client invocation
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CLICKHOUSE_CLIENT=${CLICKHOUSE_CLIENT/--send_logs_level=${CLICKHOUSE_CLIENT_SERVER_LOGS_LEVEL}/--send_logs_level=trace}
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$CLICKHOUSE_CLIENT -nm -q "SYSTEM RELOAD DICTIONARY dict_01509" |& grep -o "HashedDictionary.*"
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)
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# with preallocation
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$CLICKHOUSE_CLIENT -nm -q "
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CREATE DICTIONARY dict_01509_preallocate
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(
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key UInt64,
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value String DEFAULT '-'
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)
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PRIMARY KEY key
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SOURCE(CLICKHOUSE(HOST 'localhost' PORT tcpPort() TABLE 'data_01509'))
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LAYOUT(SPARSE_HASHED(PREALLOCATE 1))
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LIFETIME(0);
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SHOW CREATE DICTIONARY dict_01509_preallocate;
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SYSTEM RELOAD DICTIONARY dict_01509_preallocate;
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"
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(
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# start new shell to avoid overriding variables for other client invocation
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CLICKHOUSE_CLIENT=${CLICKHOUSE_CLIENT/--send_logs_level=${CLICKHOUSE_CLIENT_SERVER_LOGS_LEVEL}/--send_logs_level=trace}
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$CLICKHOUSE_CLIENT -nm -q "SYSTEM RELOAD DICTIONARY dict_01509_preallocate" |& grep -o "HashedDictionary.*"
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)
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$CLICKHOUSE_CLIENT -nm -q "
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SELECT dictGet('dict_01509', 'value', toUInt64(1e12));
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SELECT dictGet('dict_01509', 'value', toUInt64(0));
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SELECT count() FROM dict_01509;
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SELECT dictGet('dict_01509_preallocate', 'value', toUInt64(1e12));
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SELECT dictGet('dict_01509_preallocate', 'value', toUInt64(0));
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SELECT count() FROM dict_01509_preallocate;
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"
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$CLICKHOUSE_CLIENT -nm -q "
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DROP TABLE data_01509;
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DROP DICTIONARY dict_01509;
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DROP DICTIONARY dict_01509_preallocate;
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"
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