SPI_copytupledesc
Name
SPI_copytupledesc -- make a copy of a row descriptor in the upper executor context
Synopsis
TupleDesc SPI_copytupledesc(TupleDesc tupdesc)
Description
   SPI_copytupledesc makes a copy of a row
   descriptor in the upper executor context.
  
Arguments
- TupleDesc tupdesc
-       row descriptor to be copied
      
Return Value
   the copied row descriptor; NULL only if
   tupdesc is NULL