Postgresql 中文操作指南
47.2. Interface Support Functions #
此处描述的函数提供一个接口,用于从 SPI_execute 和其他 SPI 函数返回的结果集中提取信息。
The functions described here provide an interface for extracting information from result sets returned by SPI_execute and other SPI functions.
此部分中描述的所有函数都可以由已连接和未连接的 C 函数使用。
All functions described in this section can be used by both connected and unconnected C functions.