SET send_logs_level = 'none'; DROP DATABASE IF EXISTS database_for_dict; CREATE DATABASE database_for_dict Engine = Ordinary; SELECT '***date dict***'; CREATE TABLE database_for_dict.date_table ( CountryID UInt64, StartDate Date, EndDate Date, Tax Float64 ) ENGINE = MergeTree() ORDER BY CountryID; INSERT INTO database_for_dict.date_table VALUES(1, toDate('2019-05-05'), toDate('2019-05-20'), 0.33); INSERT INTO database_for_dict.date_table VALUES(1, toDate('2019-05-21'), toDate('2019-05-30'), 0.42); INSERT INTO database_for_dict.date_table VALUES(2, toDate('2019-05-21'), toDate('2019-05-30'), 0.46); CREATE DICTIONARY database_for_dict.dict1 ( CountryID UInt64, StartDate Date, EndDate Date, Tax Float64 ) PRIMARY KEY CountryID SOURCE(CLICKHOUSE(HOST 'localhost' PORT 9000 USER 'default' TABLE 'date_table' DB 'database_for_dict')) LIFETIME(MIN 1 MAX 1000) LAYOUT(RANGE_HASHED()) RANGE(MIN StartDate MAX EndDate); SELECT dictGetFloat64('database_for_dict.dict1', 'Tax', toUInt64(1), toDate('2019-05-15')); SELECT dictGetFloat64('database_for_dict.dict1', 'Tax', toUInt64(1), toDate('2019-05-29')); SELECT dictGetFloat64('database_for_dict.dict1', 'Tax', toUInt64(2), toDate('2019-05-29')); SELECT dictGetFloat64('database_for_dict.dict1', 'Tax', toUInt64(2), toDate('2019-05-31')); SELECT '***datetime dict***'; CREATE TABLE database_for_dict.datetime_table ( CountryID UInt64, StartDate DateTime, EndDate DateTime, Tax Float64 ) ENGINE = MergeTree() ORDER BY CountryID; INSERT INTO database_for_dict.datetime_table VALUES(1, toDateTime('2019-05-05 00:00:00'), toDateTime('2019-05-20 00:00:00'), 0.33); INSERT INTO database_for_dict.datetime_table VALUES(1, toDateTime('2019-05-21 00:00:00'), toDateTime('2019-05-30 00:00:00'), 0.42); INSERT INTO database_for_dict.datetime_table VALUES(2, toDateTime('2019-05-21 00:00:00'), toDateTime('2019-05-30 00:00:00'), 0.46); CREATE DICTIONARY database_for_dict.dict2 ( CountryID UInt64, StartDate DateTime, EndDate DateTime, Tax Float64 ) PRIMARY KEY CountryID SOURCE(CLICKHOUSE(HOST 'localhost' PORT 9000 USER 'default' TABLE 'datetime_table' DB 'database_for_dict')) LIFETIME(MIN 1 MAX 1000) LAYOUT(RANGE_HASHED()) RANGE(MIN StartDate MAX EndDate); SELECT dictGetFloat64('database_for_dict.dict2', 'Tax', toUInt64(1), toDateTime('2019-05-15 00:00:00')); SELECT dictGetFloat64('database_for_dict.dict2', 'Tax', toUInt64(1), toDateTime('2019-05-29 00:00:00')); SELECT dictGetFloat64('database_for_dict.dict2', 'Tax', toUInt64(2), toDateTime('2019-05-29 00:00:00')); SELECT dictGetFloat64('database_for_dict.dict2', 'Tax', toUInt64(2), toDateTime('2019-05-31 00:00:00')); SELECT '***ip trie dict***'; CREATE TABLE database_for_dict.table_ip_trie ( prefix String, asn UInt32, cca2 String ) engine = TinyLog; INSERT INTO database_for_dict.table_ip_trie VALUES ('202.79.32.0/20', 17501, 'NP'), ('2620:0:870::/48', 3856, 'US'), ('2a02:6b8:1::/48', 13238, 'RU'), ('2001:db8::/32', 65536, 'ZZ'); CREATE DICTIONARY database_for_dict.dict_ip_trie ( prefix String, asn UInt32, cca2 String ) PRIMARY KEY prefix SOURCE(CLICKHOUSE(host 'localhost' port 9000 user 'default' db 'database_for_dict' table 'table_ip_trie')) LAYOUT(IP_TRIE()) LIFETIME(MIN 10 MAX 100); SELECT dictGetUInt32('database_for_dict.dict_ip_trie', 'asn', tuple(IPv4StringToNum('202.79.32.0'))); SELECT dictGetString('database_for_dict.dict_ip_trie', 'cca2', tuple(IPv4StringToNum('202.79.32.0'))); SELECT '***hierarchy dict***'; CREATE TABLE database_for_dict.table_with_hierarchy ( RegionID UInt64, ParentRegionID UInt64, RegionName String ) ENGINE = MergeTree() ORDER BY RegionID; INSERT INTO database_for_dict.table_with_hierarchy VALUES (3, 2, 'Hamovniki'), (2, 1, 'Moscow'), (1, 10000, 'Russia') (7, 10000, 'Ulan-Ude'); CREATE DICTIONARY database_for_dict.dictionary_with_hierarchy ( RegionID UInt64, ParentRegionID UInt64 HIERARCHICAL, RegionName String ) PRIMARY KEY RegionID SOURCE(CLICKHOUSE(host 'localhost' port 9000 user 'default' db 'database_for_dict' table 'table_with_hierarchy')) LAYOUT(HASHED()) LIFETIME(MIN 1 MAX 1000); SELECT dictGetString('database_for_dict.dictionary_with_hierarchy', 'RegionName', toUInt64(2)); SELECT dictGetHierarchy('database_for_dict.dictionary_with_hierarchy', toUInt64(3)); SELECT dictIsIn('database_for_dict.dictionary_with_hierarchy', toUInt64(3), toUInt64(2)); SELECT dictIsIn('database_for_dict.dictionary_with_hierarchy', toUInt64(7), toUInt64(10000)); SELECT dictIsIn('database_for_dict.dictionary_with_hierarchy', toUInt64(1), toUInt64(5)); DROP DATABASE IF EXISTS database_for_dict;