A package is a schema object. It groups logically related PLSQL types, variables, constants, subprogram, cursors and exceptions. A package can be compiled and stored in the database. There its contents can be shared …
Procedure is group of PLSQL statements that can be called by a name.
To create or replace a procedure:
--Collection Methods Example In Oracle: EXISTS
set serveroutput on;
declare
type t_num is table of number;
v_num t_num := t_num(1, 3, 5);
begin
if v_num.exists(1) then
dbms_output.put_line('Element 1 exists.');
end if;
if v_num.exists(4) … Only Nested Tables and Varrays can be used in Sql queries.
Because these are the persistent collections, so can be stored in database.
create…
--Examples for Oracle Collection In PLSQL : Associative Arrays In Blocks: set serveroutput on; declare type t_empid is table of employees.employee_id%type index…
A collection is a homogeneous single dimensional structure. It constitutes an ordered set of elements of similar type.
Since it's homogeneous structure all the elements are of same type. These types …