Compare two varray variables

   

SQL> CREATE or replace TYPE addressType AS OBJECT (
  2    street VARCHAR2(15),
  3    city   VARCHAR2(15),
  4    state  CHAR(2),
  5    zip    VARCHAR2(5)
  6  );
  7  /

Type created.

SQL>
SQL> CREATE or replace TYPE addressTypeVArray AS VARRAY(2) OF VARCHAR2(50);
  2  /
SQL>
SQL> CREATE or replace TYPE addressTypeNestedTable AS TABLE OF addressType;
  2  /

Type created.

SQL>
SQL> -- 
SQL> CREATE GLOBAL TEMPORARY TABLE empTempTable (
  2    id         INTEGER PRIMARY KEY,
  3    fname VARCHAR2(10),
  4    lname  VARCHAR2(10),
  5    addresses  addressTypeVArray
  6  );

Table created.

SQL>
SQL> CREATE TABLE empTable (
  2    id         INTEGER PRIMARY KEY,
  3    fname VARCHAR2(10),
  4    lname  VARCHAR2(10),
  5    addresses  addressTypeNestedTable
  6  )
  7  NESTED TABLE
  8    addresses
  9  STORE AS
 10    nested_addresses2 TABLESPACE users;

Table created.

SQL>
SQL>
SQL> -- equal/not equal example
SQL> CREATE OR REPLACE PROCEDURE equal_example AS
  2    TYPE charTable IS TABLE OF VARCHAR2(10);
  3    emp1 charTable;
  4    emp2 charTable;
  5    emp3 charTable;
  6    result BOOLEAN;
  7  BEGIN
  8    emp1 := charTable('A', 'B', 'C');
  9    emp2 := charTable('A', 'B', 'C');
 10    emp3 := charTable('B', 'C', 'D');
 11
 12    result := emp1 = emp2;
 13    IF result THEN
 14      DBMS_OUTPUT.PUT_LINE('emp1 equal to emp2');
 15    END IF;
 16
 17  END equal_example;
 18  /

Procedure created.

SQL>
SQL> drop type addressType force;

Type dropped.

SQL> drop type addressTypeVArray force;

Type dropped.

SQL> drop TYPE addressTypeNestedTable force;

Type dropped.

SQL> drop TABLE empTable;

Table dropped.

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31.	Assign values to subscripted members of the varray.
32.	Check the size of a varray
33.	Declare an array initialized as a no-element collection.
34.	Extend with null element to the maximum limit size.
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Compare two varray variables : varray « PL SQL « Oracle PL / SQL

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