Problems With CURSORS in PRO*C

Question

Hi all,
I have a problem with cursors in proc
1. Can i declare a cursor and with in it another cursor in proc
like
EXEC SQL DECLARE emp_cursor CURSOR FOR
SELECT ........;
EXEC SQL OPEN emp_cursor;
for(;;)
EXEC SQL FETCH emp_cursor INTO :emp_structure;
EXEC SQL DECLARE dept_cursor FOR
SELECT ...............;
EXEC SQL OPEN dept_cursor;
for(;;)
EXEC SQL FETCH dept_cursor INTO :dept_structure;
EXEC SQL CLOSE dept_cursor;
EXEC SQL CLOSE emp_cursor;
2. im getting the following error after getting an result
ORA-01405: fetched column value is NULL
though i dont have any null columns.
please help me in this regard,
Thanks in Advance,
Trinath Somanchi,
Hyderabad.
null

Answer 1

Use Indicator variables and let me know if it solves your problem.
http://docs.jcu.edu.au/oracle/doc/server.804/a58233/dev.htm#2239