A numeric variable with no specified size, no initial value : Number Type « Data Type « Oracle PL / SQL






  1. Oracle PL / SQL
  2. Data Type
  3. Number Type

A numeric variable with no specified size, no initial value

   

SQL>
SQL> -- A numeric variable with no specified size.
SQL> --                    No initial value.
SQL> --                    x has the value NULL.
SQL>
SQL> set serverout on;
SQL>
SQL> DECLARE
  2     X NUMBER;
  3  BEGIN
  4
  5     DBMS_OUTPUT.PUT_LINE(x);
  6  END;
  7  /

PL/SQL procedure successfully completed.

SQL>








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