Logical Replication是PostgreSQL10.0引入的内置新特性,而pglogical则是一个插件。PG10版本之前可以使用该插件进行逻辑复制,通过持续发展,pglogical的所有特性都集成到了Logical Replication中。换句话说,pglogical插件变成了Logical Replication。Logical Replication最
The existing replication feature built into PostgreSQL is calledStreaming Replication. If you aren’t familiar with it, check outour popular blog postabout it. Essentially, you can use streaming replication to maintain multiple, up-to-date, read-only replicas of a single PostgreSQL server (technica...
大多数人都知道Streaming Replication已经成为PostgreSQL的一部分,并且通常用于高可用性和读写分离,流复制是基于WAL日志的物理复制,适用于整个数据库实例的复制,并且备库是只读的。 Logical Replication属于逻辑复制,适用于数据库实例的部分(单个数据库或者某些表)的复制,目前只支持表复制。 最大的不同就是可以向下游节点...
大多数人都知道Streaming Replication已经成为PostgreSQL的一部分,并且通常用于高可用性和读写分离,流复制是基于WAL日志的物理复制,适用于整个数据库实例的复制,并且备库是只读的。 Logical Replication属于逻辑复制,适用于数据库实例的部分(单个数据库或者某些表)的复制,目前只支持表复制。 最大的不同就是可以向下游节点...
发布端的角色必须具备replication权限,或者超级用户权限 订阅端: 创建subscription的用户,必须是超级用户 这些基本的一些准备做好之后,就可以开始配置逻辑订阅了: 1、配置发布端 postgres=# create table t1(id int primary key, info text, crt_time timestamp); ...
Logical Replication是PostgreSQL10.0引入的内置新特性,而pglogical则是一个插件。PG10版本之前可以使用该插件进行逻辑复制,通过持续发展,pglogical的所有特性都集成到了Logical Replication中。换句话说,pglogical插件变成了Logical Replication。Logical Replication最基本的优势在于不用安装任何插件,安装插件受限的环境中,可以推荐...
Among the many things to say about logical replication features added in PostgreSQL 9.4,REPLICA IDENTITYis a new table-level parameter that can be used to control the information written to WAL to identify tuple data that is being deleted or updated (an update being a succession of an insert ...
PostgreSQL's logical replication allows you to selectively replicate data across PostgreSQL databases. Unlike physical replication, which replicates the entire data cluster, logical replication lets you replicate specific tables or changes to rows, offering flexibility in data synchronization across distributed...
Now in Fujitsu Enterprise Postgres 15, you can add all the tables of a specific schema for logical replication during CREATE PUBLICATION.Let’s see how all the tables in a particular schema can be added to the publication, including the new tables created after the publication is created, ...
PostgreSQL Location Replication client - logical WAL replication streaming. Latest version: 2.1.0, last published: 22 days ago. Start using pg-logical-replication in your project by running `npm i pg-logical-replication`. There are 7 other projects in th