SQL Script for select data from ebs and make a csv file to FTP

DECLARE
CURSOR cur_lcy_test IS
SELECT rcta.customer_trx_id, rcta.trx_number, rcta.trx_date
FROM ra_customer_trx_all rcta
WHERE rcta.customer_trx_id = 11993;
--
rec_lcy_test cur_lcy_test%ROWTYPE;
--
w_csv_line_num  NUMBER := 0;
TYPE tbl_varchar2 IS TABLE OF VARCHAR2(4000) INDEX BY BINARY_INTEGER;
w_rec_data      tbl_varchar2;
w_separator     VARCHAR2(1) := ',';
w_file_name     xxifc_if_file_status.if_file_name%TYPE; -- ファイル名
w_utl_file_type utl_file.file_type;
w_flag          VARCHAR2(20) DEFAULT NULL;
w_rec_count     NUMBER DEFAULT 0;
w_loop_num      NUMBER DEFAULT 0;
w_file_path     VARCHAR2(2000) DEFAULT NULL;
w_filename      utl_file.file_type;
--
c_open_mode_read  CONSTANT VARCHAR2(2000) := 'r';
c_open_mode_write CONSTANT VARCHAR2(2000) := 'w';
c_true            CONSTANT VARCHAR2(2000) := 'TRUE';
c_false            CONSTANT VARCHAR2(2000) := 'FALSE';
--
BEGIN
OPEN cur_lcy_test;
<<get_lcy_test_loop>>
LOOP
FETCH cur_lcy_test
INTO rec_lcy_test;
EXIT WHEN cur_lcy_test%NOTFOUND;
--
w_csv_line_num := w_csv_line_num + 1;
w_rec_data(w_csv_line_num) := xxcmpz11.func_make_qt2_str(to_char(rec_lcy_test.customer_trx_id)) ||
w_separator ||
xxcmpz11.func_make_qt2_str(to_char(rec_lcy_test.trx_number)) ||
w_separator ||
xxcmpz11.func_make_qt2_str(to_date(rec_lcy_test.trx_date,
'yyyy/mm/dd'));
--
END LOOP get_lcy_test_loop;
--
w_file_name := 'LCY_WRITE_FILE_TEST.csv';
w_file_path := 'XXIF_OUTPUT'; --all_directories.directory_name
BEGIN
w_utl_file_type := utl_file.fopen(location     => w_file_path,
filename     => w_file_name,
open_mode    => c_open_mode_read,
max_linesize => 32767);
w_flag          := c_true;
utl_file.fclose(file => w_utl_file_type);
EXCEPTION
WHEN OTHERS THEN
w_flag := c_false;
END;
IF (w_flag = c_true) THEN
dbms_output.put_line('w_flag');
END IF;
--
w_rec_count := w_rec_data.count;
--
w_utl_file_type := utl_file.fopen(location     => w_file_path,
filename     => w_file_name,
open_mode    => c_open_mode_write,
max_linesize => 32767);
--
<<user_file_line_loop>>
FOR w_loop_num IN 1 .. w_rec_count LOOP
utl_file.put_line(file   => w_utl_file_type,
buffer => convert(w_rec_data(w_loop_num),
'JA16SJIS',
'UTF8')); --改动
END LOOP user_file_line_loop;
-- ファイルのクローズ
IF (utl_file.is_open(file => w_utl_file_type)) THEN
utl_file.fclose(file => w_utl_file_type);
END IF;
--
--w_filename := utl_file.fopen(c_location, c_bat_name, 'a');

--utl_file.put_line(w_filename,
--                  convert('ren ' || w_file_name || ' ' || replace(w_file_name,' ','')||chr(13),
--                                      'JA16SJIS',
--                                      'UTF8'));
--utl_file.fflush(w_filename);
--utl_file.fclose(w_filename);

--
CLOSE cur_lcy_test;
END;