Difference between revisions of "Plsql variables"

From John Freier
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(Collections)
Line 24: Line 24:
 
   FOR x IN codes.FIRST .. codes.LAST
 
   FOR x IN codes.FIRST .. codes.LAST
 
   LOOP
 
   LOOP
 
+
 
       dbms_output.put_line('COURSE:' || codes(x));
 
       dbms_output.put_line('COURSE:' || codes(x));
 
      
 
      

Revision as of 12:06, 19 April 2013

When declaring variables you must also specify the block where the variables are going to be used.

  • attrId = Variable name
  • ':=' = Sets the variable to a value
DECLARE 
    attrId number;
BEGIN
    attId:= seq_attr.nextval;
    dbms_output.put_line (attId);
END;


Collections

DECLARE
TYPE MyListType IS TABLE OF VARCHAR(21);

myList MyListType := MyListType('option1', 'option2', 'option2');

BEGIN

  FOR x IN codes.FIRST .. codes.LAST
  LOOP

      dbms_output.put_line('COURSE:' || codes(x));
   
  END LOOP;  

END;