SPI_gettype
SPI_gettype
SPI_gettype - return the data type name of the specified column
Synopsis
char * SPI_gettype(TupleDescrowdesc, intcolnumber)
Description
   
    SPI_gettype
   
   returns a copy of the data type name of the
   specified column.  (You can use
   
    pfree
   
   to
   release the copy of the name when you don't need it anymore.)
  
Arguments
- 
     
      TupleDescrowdesc
- 
     input row description 
- 
     
      intcolnumber
- 
     column number (count starts at 1) 
Return Value
   The data type name of the specified column, or
   
    NULL
   
   on error.
   
    SPI_result
   
   is
   set to
   
    SPI_ERROR_NOATTRIBUTE
   
   on error.