Files
oracle/timhall/miscellaneous/clob_to_file.sql
2026-03-12 21:23:47 +01:00

37 lines
1.3 KiB
SQL

CREATE OR REPLACE PROCEDURE clob_to_file (p_clob IN CLOB,
p_dir IN VARCHAR2,
p_filename IN VARCHAR2)
-- -----------------------------------------------------------------------------------
-- File Name : https://oracle-base.com/dba/miscellaneous/clob_to_file.sql
-- Author : Tim Hall
-- Description : Writes the contents of a CLOB to a file.
-- Last Modified: 26/02/2019 - Taken from 2005 article.
-- 22/05/2020 - BLOB parameter switched from IN OUT NOCOPY to IN.
-- -----------------------------------------------------------------------------------
AS
l_file UTL_FILE.FILE_TYPE;
l_buffer VARCHAR2(32767);
l_amount BINARY_INTEGER := 32767;
l_pos INTEGER := 1;
BEGIN
l_file := UTL_FILE.fopen(p_dir, p_filename, 'w', 32767);
LOOP
DBMS_LOB.read (p_clob, l_amount, l_pos, l_buffer);
UTL_FILE.put(l_file, l_buffer);
l_pos := l_pos + l_amount;
END LOOP;
EXCEPTION
WHEN NO_DATA_FOUND THEN
-- Expected end.
IF UTL_FILE.is_open(l_file) THEN
UTL_FILE.fclose(l_file);
END IF;
WHEN OTHERS THEN
IF UTL_FILE.is_open(l_file) THEN
UTL_FILE.fclose(l_file);
END IF;
RAISE;
END clob_to_file;
/