Nombre
SPI_copytuple -- Makes copy of tuple in upper Executor context
Synopsis
Inputs
- HeapTuple tuple
 Input tuple to be copied
Outputs
- HeapTuple
 Copied tuple
|  non-NULL
 if tuple
 is not NULL and the copy was successful | 
|    NULL
 only if tuple
 is NULL | 
Description
SPI_copytuple 
   makes a copy of tuple in upper Executor context. See the section on Memory Management.