Origin (logical replication)
Logical replication Origin format. Identifies the message as an origin message.
当前阅读 PG 18·选择有来源记录的版本
此版本暂无所选语言的定义，以下显示原始英文内容。
- Layer
- Logical replication payload; distinct from the frontend/backend message envelope
- First field
- Byte1('O')
- fields
- map[description:Identifies the message as an origin message. format:Byte1('O')], map[description:The LSN of the commit on the origin server. format:Int64 (XLogRecPtr)], map[description:Name of the origin. format:String]
- manual path
- /docs/18/protocol-logicalrep-message-formats.html
- signature
- Origin
版本定义 PG 18
-
- Byte1('O')
-
Identifies the message as an origin message.
- Int64 (XLogRecPtr)
-
The LSN of the commit on the origin server.
- String
-
Name of the origin.
Note that there can be multiple Origin messages inside a single transaction.
Fields in documented order
| Position | Format | Meaning |
|---|---|---|
| 1 | Byte1('O') | Identifies the message as an origin message. |
| 2 | Int64 (XLogRecPtr) | The LSN of the commit on the origin server. |
| 3 | String | Name of the origin. |
比较版本
来源引用
定义来源
center · PostgreSQL 18 · 555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f
正文语言: en · 555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f