SPI_copytuple man page

SPI_copytuple — make a copy of a row in the upper executor context

Synopsis

HeapTuple SPI_copytuple(HeapTuple row)

Description

SPI_copytuple makes a copy of a row in the upper executor context. This is normally used to return a modified row from a trigger. In a function declared to return a composite type, use SPI_returntuple instead.

Arguments

HeapTuple row

row to be copied

Return Value

the copied row; NULL only if tuple is NULL

Info

2016 PostgreSQL 9.6.1 PostgreSQL 9.6.1 Documentation