ClickHouse/tests/queries/0_stateless/01670_dictionary_create_key_expression.sql
2021-01-25 21:22:27 +03:00

41 lines
1.6 KiB
SQL

CREATE DATABASE database_dictionary_test_key_expression;
CREATE TABLE database_dictionary_test_key_expression.test_for_dictionary (value String) ENGINE=TinyLog;
INSERT INTO database_dictionary_test_key_expression.test_for_dictionary VALUES ('Test1'), ('Test2'), ('Test3');
SELECT 'Simple';
CREATE DICTIONARY database_dictionary_test_key_expression.test_query_log_dictionary_simple
(
`value_id` UInt64 EXPRESSION cityHash64(value),
`value` String
)
PRIMARY KEY value_id
SOURCE(CLICKHOUSE(HOST 'localhost' PORT tcpPort() USER 'default' TABLE 'test_for_dictionary' DB 'database_dictionary_test_key_expression'))
LIFETIME(MIN 1 MAX 10)
LAYOUT(HASHED());
SELECT * FROM database_dictionary_test_key_expression.test_query_log_dictionary_simple;
DROP DICTIONARY IF EXISTS database_dictionary_test_key_expression.test_query_log_dictionary_simple;
SELECT 'Complex';
CREATE DICTIONARY database_dictionary_test_key_expression.test_query_log_dictionary_complex
(
`value_id` UInt64 EXPRESSION cityHash64(value),
`value_length` UInt64 EXPRESSION length(value),
`value` String
)
PRIMARY KEY value_id, value_length
SOURCE(CLICKHOUSE(HOST 'localhost' PORT tcpPort() USER 'default' TABLE 'test_for_dictionary' DB 'database_dictionary_test_key_expression'))
LIFETIME(MIN 1 MAX 10)
LAYOUT(COMPLEX_KEY_HASHED());
SELECT * FROM database_dictionary_test_key_expression.test_query_log_dictionary_complex;
DROP DICTIONARY IF EXISTS database_dictionary_test_key_expression.test_query_log_dictionary_complex;
DROP TABLE IF EXISTS database_dictionary_test_key_expression.test_for_dictionary;
DROP DATABASE IF EXISTS database_dictionary_test_key_expression;