mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-09-20 16:50:48 +00:00
99 lines
6.1 KiB
SQL
99 lines
6.1 KiB
SQL
DROP DATABASE IF EXISTS 01766_db;
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CREATE DATABASE 01766_db;
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CREATE TABLE 01766_db.complex_key_simple_attributes_source_table
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(
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id UInt64,
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id_key String,
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value_first String,
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value_second String
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)
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ENGINE = TinyLog;
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INSERT INTO 01766_db.complex_key_simple_attributes_source_table VALUES(0, 'id_key_0', 'value_0', 'value_second_0');
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INSERT INTO 01766_db.complex_key_simple_attributes_source_table VALUES(1, 'id_key_1', 'value_1', 'value_second_1');
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INSERT INTO 01766_db.complex_key_simple_attributes_source_table VALUES(2, 'id_key_2', 'value_2', 'value_second_2');
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CREATE DICTIONARY 01766_db.hashed_dictionary_complex_key_simple_attributes
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(
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id UInt64,
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id_key String,
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value_first String DEFAULT 'value_first_default',
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value_second String DEFAULT 'value_second_default'
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)
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PRIMARY KEY id, id_key
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SOURCE(CLICKHOUSE(HOST 'localhost' PORT tcpPort() USER 'default' TABLE 'complex_key_simple_attributes_source_table' DB '01766_db'))
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LIFETIME(MIN 1 MAX 1000)
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LAYOUT(COMPLEX_KEY_HASHED());
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SELECT 'Dictionary hashed_dictionary_complex_key_simple_attributes';
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SELECT 'dictGet existing value';
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SELECT dictGet('01766_db.hashed_dictionary_complex_key_simple_attributes', 'value_first', (number, concat('id_key_', toString(number)))) as value_first,
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dictGet('01766_db.hashed_dictionary_complex_key_simple_attributes', 'value_second', (number, concat('id_key_', toString(number)))) as value_second FROM system.numbers LIMIT 3;
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SELECT 'dictGet with non existing value';
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SELECT dictGet('01766_db.hashed_dictionary_complex_key_simple_attributes', 'value_first', (number, concat('id_key_', toString(number)))) as value_first,
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dictGet('01766_db.hashed_dictionary_complex_key_simple_attributes', 'value_second', (number, concat('id_key_', toString(number)))) as value_second FROM system.numbers LIMIT 4;
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SELECT 'dictGetOrDefault existing value';
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SELECT dictGetOrDefault('01766_db.hashed_dictionary_complex_key_simple_attributes', 'value_first', (number, concat('id_key_', toString(number))), toString('default')) as value_first,
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dictGetOrDefault('01766_db.hashed_dictionary_complex_key_simple_attributes', 'value_second', (number, concat('id_key_', toString(number))), toString('default')) as value_second FROM system.numbers LIMIT 3;
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SELECT 'dictGetOrDefault non existing value';
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SELECT dictGetOrDefault('01766_db.hashed_dictionary_complex_key_simple_attributes', 'value_first', (number, concat('id_key_', toString(number))), toString('default')) as value_first,
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dictGetOrDefault('01766_db.hashed_dictionary_complex_key_simple_attributes', 'value_second', (number, concat('id_key_', toString(number))), toString('default')) as value_second FROM system.numbers LIMIT 4;
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SELECT 'dictHas';
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SELECT dictHas('01766_db.hashed_dictionary_complex_key_simple_attributes', (number, concat('id_key_', toString(number)))) FROM system.numbers LIMIT 4;
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SELECT 'select all values as input stream';
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SELECT * FROM 01766_db.hashed_dictionary_complex_key_simple_attributes ORDER BY (id, id_key);
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DROP DICTIONARY 01766_db.hashed_dictionary_complex_key_simple_attributes;
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DROP TABLE 01766_db.complex_key_simple_attributes_source_table;
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CREATE TABLE 01766_db.complex_key_complex_attributes_source_table
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(
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id UInt64,
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id_key String,
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value_first String,
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value_second Nullable(String)
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)
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ENGINE = TinyLog;
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INSERT INTO 01766_db.complex_key_complex_attributes_source_table VALUES(0, 'id_key_0', 'value_0', 'value_second_0');
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INSERT INTO 01766_db.complex_key_complex_attributes_source_table VALUES(1, 'id_key_1', 'value_1', NULL);
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INSERT INTO 01766_db.complex_key_complex_attributes_source_table VALUES(2, 'id_key_2', 'value_2', 'value_second_2');
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CREATE DICTIONARY 01766_db.hashed_dictionary_complex_key_complex_attributes
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(
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id UInt64,
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id_key String,
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value_first String DEFAULT 'value_first_default',
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value_second Nullable(String) DEFAULT 'value_second_default'
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)
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PRIMARY KEY id, id_key
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SOURCE(CLICKHOUSE(HOST 'localhost' PORT tcpPort() USER 'default' TABLE 'complex_key_complex_attributes_source_table' DB '01766_db'))
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LIFETIME(MIN 1 MAX 1000)
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LAYOUT(COMPLEX_KEY_HASHED());
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SELECT 'Dictionary hashed_dictionary_complex_key_complex_attributes';
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SELECT 'dictGet existing value';
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SELECT dictGet('01766_db.hashed_dictionary_complex_key_complex_attributes', 'value_first', (number, concat('id_key_', toString(number)))) as value_first,
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dictGet('01766_db.hashed_dictionary_complex_key_complex_attributes', 'value_second', (number, concat('id_key_', toString(number)))) as value_second FROM system.numbers LIMIT 3;
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SELECT 'dictGet with non existing value';
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SELECT dictGet('01766_db.hashed_dictionary_complex_key_complex_attributes', 'value_first', (number, concat('id_key_', toString(number)))) as value_first,
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dictGet('01766_db.hashed_dictionary_complex_key_complex_attributes', 'value_second', (number, concat('id_key_', toString(number)))) as value_second FROM system.numbers LIMIT 4;
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SELECT 'dictGetOrDefault existing value';
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SELECT dictGetOrDefault('01766_db.hashed_dictionary_complex_key_complex_attributes', 'value_first', (number, concat('id_key_', toString(number))), toString('default')) as value_first,
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dictGetOrDefault('01766_db.hashed_dictionary_complex_key_complex_attributes', 'value_second', (number, concat('id_key_', toString(number))), toString('default')) as value_second FROM system.numbers LIMIT 3;
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SELECT 'dictGetOrDefault non existing value';
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SELECT dictGetOrDefault('01766_db.hashed_dictionary_complex_key_complex_attributes', 'value_first', (number, concat('id_key_', toString(number))), toString('default')) as value_first,
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dictGetOrDefault('01766_db.hashed_dictionary_complex_key_complex_attributes', 'value_second', (number, concat('id_key_', toString(number))), toString('default')) as value_second FROM system.numbers LIMIT 4;
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SELECT 'dictHas';
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SELECT dictHas('01766_db.hashed_dictionary_complex_key_complex_attributes', (number, concat('id_key_', toString(number)))) FROM system.numbers LIMIT 4;
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SELECT 'select all values as input stream';
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SELECT * FROM 01766_db.hashed_dictionary_complex_key_complex_attributes ORDER BY (id, id_key);
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DROP DICTIONARY 01766_db.hashed_dictionary_complex_key_complex_attributes;
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DROP TABLE 01766_db.complex_key_complex_attributes_source_table;
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DROP DATABASE 01766_db;
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