Legal and illegal formal parameters which are constrained by length.

    
SQL>
SQL>
SQL>
SQL> SET echo on
SQL>
SQL> CREATE OR REPLACE PROCEDURE ParameterLength (
  2    p_Parameter1 IN OUT VARCHAR2(10),
  3    p_Parameter2 IN OUT NUMBER(3,1)) AS
  4  BEGIN
  5    p_Parameter1 := 'abcdefghijklm';
  6    p_Parameter2 := 12.3;
  7  END ParameterLength;
  8  /

Warning: Procedure created with compilation errors.

SQL> SHOW ERRORS
Errors for PROCEDURE PARAMETERLENGTH:

LINE/COL ERROR
-------- -----------------------------------------------------------------
2/31     PLS-00103: Encountered the symbol "(" when expecting one of the
         following:
         := . ) , @ % default character
         The symbol ":=" was substituted for "(" to continue.

3/29     PLS-00103: Encountered the symbol "(" when expecting one of the
         following:
         := . ) , @ % default character
         The symbol ":=" was substituted for "(" to continue.

SQL>
SQL> DECLARE
  2    v_Variable1 VARCHAR2(40);
  3    v_Variable2 NUMBER(7,3);
  4  BEGIN
  5    ParameterLength(v_Variable1, v_Variable2);
  6  END;
  7  /
  ParameterLength(v_Variable1, v_Variable2);
  *
ERROR at line 5:
ORA-06550: line 5, column 3:
PLS-00905: object JAVA2S.PARAMETERLENGTH is invalid
ORA-06550: line 5, column 3:
PL/SQL: Statement ignored


SQL>
SQL>

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Legal and illegal formal parameters which are constrained by length. : Procedure Parameters « Stored Procedure Function « Oracle PL / SQL

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