VARCHAR2 type variable : VARCHAR2 « PL SQL Data Types « Oracle PL/SQL Tutorial

1. Oracle PL/SQL Tutorial
2. PL SQL Data Types
3. VARCHAR2

SQL>
SQL> SET SERVEROUTPUT ON
SQL> SET ECHO ON
SQL> DECLARE
  2    employee_name_c CHAR(32);
  3    employee_name_v VARCHAR2(32);
  4  BEGIN
  5    --Assign the same value to each string.
  6    employee_name_c := 'CHAR';
  7    employee_name_v := 'VARCHAR';
  8
  9    --Test the strings for equality.
 10    IF employee_name_c = employee_name_v THEN
 11      DBMS_OUTPUT.PUT_LINE('The names are the same');
 12    ELSE
 13      DBMS_OUTPUT.PUT_LINE('The names are NOT the same');
 14    END IF;
 15  END;
 16  /
The names are NOT the same

PL/SQL procedure successfully completed.

SQL>
SQL>