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https://github.com/ClickHouse/ClickHouse.git
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27 lines
1.5 KiB
Bash
Executable File
27 lines
1.5 KiB
Bash
Executable File
#!/usr/bin/env bash
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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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${CLICKHOUSE_CLIENT} --query="DROP TABLE IF EXISTS arrow_dicts"
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${CLICKHOUSE_CLIENT} --query="CREATE TABLE arrow_dicts (a LowCardinality(String), b Array(LowCardinality(String)), c Tuple(LowCardinality(String), LowCardinality(String))) ENGINE=Memory()"
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${CLICKHOUSE_CLIENT} --query="INSERT INTO arrow_dicts VALUES ('1', ['a', 'b', 'c'], ('z', '6')), ('2', ['d', 'e'], ('x', '9'))"
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${CLICKHOUSE_CLIENT} --query="SELECT * FROM arrow_dicts FORMAT Arrow SETTINGS output_format_arrow_low_cardinality_as_dictionary=1" > "${CLICKHOUSE_TMP}"/dicts.arrow
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cat "${CLICKHOUSE_TMP}"/dicts.arrow | ${CLICKHOUSE_CLIENT} -q "INSERT INTO arrow_dicts FORMAT Arrow"
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${CLICKHOUSE_CLIENT} --query="SELECT * FROM arrow_dicts"
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${CLICKHOUSE_CLIENT} --query="DROP TABLE arrow_dicts"
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${CLICKHOUSE_CLIENT} --query="CREATE TABLE arrow_dicts (a LowCardinality(String)) ENGINE=Memory()"
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${CLICKHOUSE_CLIENT} --query="INSERT INTO arrow_dicts SELECT toString(number % 500) from numbers(10000000)"
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${CLICKHOUSE_CLIENT} --query="SELECT * FROM arrow_dicts FORMAT Arrow SETTINGS output_format_arrow_low_cardinality_as_dictionary=1" > "${CLICKHOUSE_TMP}"/dicts.arrow
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cat "${CLICKHOUSE_TMP}"/dicts.arrow | ${CLICKHOUSE_CLIENT} -q "INSERT INTO arrow_dicts FORMAT Arrow"
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${CLICKHOUSE_CLIENT} --query="SELECT count() FROM arrow_dicts"
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${CLICKHOUSE_CLIENT} --query="DROP TABLE arrow_dicts"
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