UTL_FILE.IS_OPEN : UTL_FILE « System Packages « Oracle PL/SQL Tutorial

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Oracle PL/SQL Tutorial » System Packages » UTL_FILE

31. 38. 8. UTL_FILE.IS_OPEN


SQL>

SQL> CREATE OR REPLACE PROCEDURE utlfile_test

  2  IS

  3    v_filehandle UTL_FILE.FILE_TYPE;

  4    v_newline VARCHAR2(1022);

  5  BEGIN

  6    IF NOT UTL_FILE.IS_OPEN(v_filehandle) THEN

  7      v_newline := 'This is the line of text';

  8

  9    END IF;

 10

 11  END;

 12  /





SQL> drop procedure utlfile_test;



Procedure dropped.



SQL>

SQL>

31. 38. UTL_FILE
	31. 38. 1.	File open and close with UTL_FILE package
	31. 38. 2.	File open flags
	31. 38. 3.	Save table records to a file
	31. 38. 4.	Use UTL_FILE package to create a file
	31. 38. 5.	Open a file with mode passed in
	31. 38. 6.	utl_file.invalid_&&firstparm
	31. 38. 7.	UTL_File related exception
	31. 38. 8.	UTL_FILE.IS_OPEN
	31. 38. 9.	A PL/SQL block to read an operating system file called BLOB.JPG that contains 1 row of binary data.

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