FCLOSE procedure - Close an open file

The FCLOSE procedure closes a specified file.

Syntax

Procedure parameters

file: An input or output argument of type UTL_FILE.FILE_TYPE that contains the file handle. When the file is closed, this value is set to 0.

Authorization

EXECUTE privilege on the UTL_FILE module.

Examples

Open a file, write some text to the file, and then close the file.

SET SERVEROUTPUT ON@

CREATE OR REPLACE PROCEDURE proc1()
BEGIN
  DECLARE  v_filehandle    UTL_FILE.FILE_TYPE;
  DECLARE  isOpen          BOOLEAN;
  DECLARE  v_dirAlias      VARCHAR(50) DEFAULT 'mydir';
  DECLARE  v_filename      VARCHAR(20) DEFAULT 'myfile.csv';  
  CALL UTL_DIR.CREATE_OR_REPLACE_DIRECTORY('mydir', '/tmp');
  SET v_filehandle = UTL_FILE.FOPEN(v_dirAlias,v_filename,'w');
  SET isOpen = UTL_FILE.IS_OPEN( v_filehandle );
    IF isOpen != TRUE THEN
      RETURN -1;
    END IF;
  CALL UTL_FILE.PUT_LINE(v_filehandle,'Some text to write to the file.');
  CALL UTL_FILE.FCLOSE(v_filehandle);
  SET isOpen = UTL_FILE.IS_OPEN( v_filehandle );
    IF isOpen != TRUE THEN
      CALL DBMS_OUTPUT.PUT_LINE('Closed file: ' || v_filename);
    END IF;
END@

CALL proc1@

This example results in the following output:

Closed file: myfile.csv