5: Multiple Resultsets

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5: Multiple Resultsets

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In the following sample the command object returns mulitple result sets:

 

FUNCTION Start

 LOCAL oRs        AS AdoRecordSet

 LOCAL oConn AS AdoConnection

 LOCAL oCmd        AS AdoCOmmand

 

 oConn := OpenConnection()

 

 oCmd := AdoCommand{}

 oCmd:ActiveConnection := oConn

 oCmd:CommandText := "Select emp_id, lname, fname from employee;" + ; "

            Select pub_id, pub_name from Publishers"

 oCmd:CommandType := AdCmdText

 oRs := oCmd:Execute(NIL, NIL,NIL)

 ? "Simple stored procedure with 2 result sets"

 ? "First resultset"

 ?

 ShowResults(oRs)

 oRs := oRs:NextRecordset(NIL)

 IF oRs != NULL_OBJECT

 ? "Second resultset"

 ?

 ShowResults(oRs)

 ELSE

 ? "No second resultset"

 ENDIF

 

 wait

 

FUNCTION ShowResults(oRs AS AdoRecordSet) AS VOID

 LOCAL i        AS DWORD

 LOCAL nRec AS DWORD

 DO WHILE ! oRs:EOF .and. ++nRec < 10

 FOR i := 1 TO oRs:Fields:Count

         ?? oRs:FieldGet(i),""

 NEXT

 ?

 oRs:MoveNext()

 ENDDO