SPI_copytuple
SPI_copytuple
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.
This function can only be used while connected to SPI.
Otherwise, it returns NULL and sets
SPI_result
to
SPI_ERROR_UNCONNECTED
.
Arguments
-
HeapTuple
row
-
row to be copied
Return Value
the copied row, or
NULL
on error
(see
SPI_result
for an error indication)