SPI_getrelname
Name
SPI_getrelname -- Returns the name of the specified relation
Synopsis
SPI_getrelname(rel)
Inputs
- Relation rel
- Input relation 
Outputs
- char *
- The name of the specified relation 
Description
SPI_getrelname 
   returns the name of the specified relation.
Algorithm
Returns a newly-allocated copy of the rel name.
(Use pfree() to release the copy when done with it.)