16.20 - Example Using FNC_TblGetCtx - Advanced SQL Engine - Teradata Database

Teradata Vantage™ - SQL External Routine Programming

Product
Advanced SQL Engine
Teradata Database
Release Number
16.20
Release Date
April 2020
Content Type
Programming Reference
Publication ID
B035-1147-162K
Language
English (United States)
typedef struct {
   unsigned short control_flag;
   int            qfd;
   ...
} scratchpad;

scratchpad     *options;
FNC_Phase      Phase;

if (FNC_GetPhase(&Phase) == TBL_MODE_CONST)
{
   switch(Phase)
   {
      case TBL_PRE_INIT:
      {
         ...
      }
      case TBL_INIT:
      {
         options = FNC_TblGetCtx(); 
         if (options->control_flag)
         {
            ...
         }
      }
      ...
   }
}
...