11. 以上主要涵盖了Clickhouse materialized_mysql_tables_list动态增加相关的各个操作与策略,完整记录着在此过程中遇到的方方面面。
create database test ENGINE = MaterializedMySQL('10.0.0.0:33000', 'events', 'clickhouse-replication', '**') SETTINGS materialized_mysql_tables_list = 'pricing_event'; USE test SHOW TABLES 0 rows in set. Elapsed: 0.091 sec. clickhouse version 22.3.3.44 show create on the MySQL side for ta...
SETTINGS materialized_mysql_tables_list='user_table,catalog_sales'TABLE OVERRIDE user_table( COLUMNS ( userid UUID, category LowCardinality(String), timestamp DateTime CODEC(Delta, Default) ) PARTITION BY toYear(timestamp) ), TABLE OVERRIDE catalog_sales( COLUMNS ( client_ip String TTL created+ ...
MySQL9.2.0 Source Code Documentation MaterializedPathCache Class Referencefinal This class caches table_paths for materialized tables.More... Classes structRefPath Public Member Functions MaterializedPathCache(THD*thd) MaterializedPathCache(constMaterializedPathCache&)=delete ...
Changelog category (leave one): Improvement Changelog entry (a user-readable short description of the changes that goes to CHANGELOG.md): MaterializedMySQL support materialized_mysql_tables_list(...
同步一个MySQL库至ClickHouse的示例创建语句如下: `CREATEDATABASEdb_nameENGINE=MaterializedMySQL(...)` `SETTINGSmaterialized_mysql_tables_list='user_table,catalog_sales'` `TABLEOVERRIDEuser_table(` `COLUMNS (` `userid UUID,` `categoryLowCardinality(String),` ...
同步一个MySQL库至ClickHouse的示例创建语句如下:CREATE DATABASE db_name ENGINE = MaterializedMySQL(...)SETTINGS materialized_mysql_tables_list='user_table,catalog_sales'TABLE OVERRIDE user_table( COLUMNS ( userid UUID, category LowCardinality(String), timestamp DateTime CODEC(Delta, Default) ) PARTITIO...
详细介绍:https://clickhouse.com/docs/en/engines/database-engines/materialized-mysql 同步示例 同步一个 MySQL 库至 ClickHouse 的示例创建语句如下: CREATE DATABASE db_name ENGINE = MaterializedMySQL(...) SETTINGS materialized_mysql_tables_list='user_table,catalog_sales' ...
同步一个MySQL库至ClickHouse的示例创建语句如下: CREATE DATABASE db_name ENGINE = MaterializedMySQL(...) SETTINGS materialized_mysql_tables_list='user_table,catalog_sales' TABLE OVERRIDE user_table( COLUMNS ( userid UUID, category LowCardinality(String), ...
MySQL服务器端配置 为了MaterializedMySQL的正确工作,有一些必须设置的MySQL端配置设置: default_authentication_plugin = mysql_native_password,因为MaterializedMySQL只能授权使用该方法。 gtid_mode = on,因为基于GTID的日志记录是提供正确的MaterializedMySQL复制的强制要求。