How to store values in varrays and how to recover?
Hi I am using d2k. I can store values in the nested tables, but I can't store it on varrays.
declare
Table of TYPE NOMTABLEAU IS of varchar2 (40) index directory.
NAM NOMTABLEAU;
Table of TYPE SACARRAY IS of varchar2 (30) index directory.
BAG SACARRAY;
I HAVE THE NUMBER (3): = 1;
BEGIN
DECLARE CURSOR TEST IS
SELECT NAME, LOCATION OF THE SCHOOL WHERE CLASS = 10;
BEGIN
FOR THE VL IN THE TEST LOOP
NAM (I): = VL.NAME;
PLC (I): = VL. PLACE;
I: = I + 1;
END LOOP;
: DISP1: = NAM (1);
: DISP2: = NAM (2);
: DISP3: = NAM (3);
: DISP4: = NAM (4);
: DISP5: = PLC (1);
: DISP6: = PLC (2);
: DISP7: = PLC (3);
: DISP8: = PLC (4);
END;
END;
THIS ONE WORKS, BUT I'VE TRIED USING VARRAYS BUT DOES NOT I DID.
DECLARE
NOMTABLEAU TYPE IS VARRAY (10) OF VARCHAR2 (40);
SACARRAY TYPE IS VARRAY (10) OF VARCHAR2 (30);
I HAVE THE NUMBER (3): = 1;
BEGIN
DECLARE CURSOR TEST IS
SELECT NAME, LOCATION of SCHOOL WHERE class = '10 ';
BEGIN
FOR THE VL IN THE TEST LOOP
NAM (I): = VL.NAME;
PLC (I): = VL. PLACE;
I: = I + 1;
END LOOP;
: DISP1: = NAM (1);
: DISP2: = NAM (2);
: DISP3: = NAM (3);
: DISP4: = NAM (4);
: DISP5: = PLC (1);
: DISP6: = PLC (2);
: DISP7: = PLC (3);
: DISP8: = PLC (4);
END;
END;
THE VARRAY METHOD DOES NOT WORK. CAN SOMEONE CAN HELP ME SOLVE THIS PROBLEM. AND ALSO I WANT TO KNOW HOW TO REMOVE THE ELEMENT OF VARRAYS. THANKS IN ADVANCE.
Try the below
DECLARE
NomTableau TYPE VARRAY (10) IS OF VARCHAR2 (40);
Sacarray TYPE VARRAY (10) IS OF VARCHAR2 (30);
I have NUMBER: = 0;
Nam NomTableau: = TableauNoms;
PLC sacarray: = sacarray();
BEGIN
DECLARE CURSOR test IS
SELECT name, location of school WHERE class = '10';
BEGIN
FOR vl IN test
LOOP
i: = i + 1;
Nam. EXTEND;
Nam (i): = VL.name;
PLC. EXTEND;
PLC (i): = VL.place;
END LOOP;
: DISP1: = nam (1);
: DISP2: = nam (2);
: DISP3: = nam (3);
: DISP4: = nam (4);
: DISP5: = plc (1);
: DISP6: = plc (2);
: DISP7: = plc (3);
: DISP8: = plc (4);
END;
END;
You cannot remove a single element of the VARRAY as the nested table. You can delete whole items or fine trim the VARRAY as below
Nam. DELETE; ---> It will delete any element of VARRAY
Nam. TRIM (1); ---> He will cut one of end of the varray--> nam. Trim (2)---> Trim 2 items
Tags: Oracle Development
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