NoData
NoData is a backend protocol message. Identifies the message as a no-data indicator.
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。
- Direction
- Backend → frontend
- First wire field
- Byte1('n')
- Field entries
- 2
- Documented flow contexts
- Extended Query
- direction
- B
- fields
- map[description:Identifies the message as a no-data indicator. format:Byte1('n')], map[description:Length of message contents in bytes, including self. format:Int32(4)]
- manual path
- /docs/18/protocol-message-formats.html
- signature
- NoData (B)
版本定义 PG 18
-
- Byte1('n')
-
Identifies the message as a no-data indicator.
- Int32(4)
-
Length of message contents in bytes, including self.
Wire fields in documented order
| Position | Format | Meaning |
|---|---|---|
| 1 | Byte1('n') | Identifies the message as a no-data indicator. |
| 2 | Int32(4) | Length of message contents in bytes, including self. |
比较版本
来源引用
定义来源
center · PostgreSQL 18 · 555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f
正文语言: en · 555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f