Nombre
SPI_fnumber -- Finds the attribute number for specified attribute
Synopsis
| SPI_fnumber(tupdesc, fname) | 
Inputs
- TupleDesc tupdesc
- Input tuple description 
- char * fname
- Field name 
Outputs
- int
- Attribute number
 | Valid one-based index number of attribute |  | SPI_ERROR_NOATTRIBUTE if the named attribute is not found |  
 
Description
SPI_fnumber 
   returns the attribute number for the attribute with name in fname.
Usage
Attribute numbers are 1 based.