HOW TO CREATE SEVERAL folder for the generation and READING FILE

Question

HOW TO CREATE SEVERAL folder for the generation and READING FILE WITH THE COMMAND utl_File.
please give an example to create 3 folders or directories ...
I appreciate your attention ...
Reynel Martinez Salazar

Answer 1

I hope this link help you.
[http://www.adp-gmbh.ch/ora/sql/create_directory.html]
create or replace directory exp_dir as '/tmp';
grant read, write on directory exp_dir to eygle;
SQL> create or replace directory UTL_FILE_DIR as '/opt/oracle/utl_file';
Directory created.
SQL> declare
  2    fhandle utl_file.file_type;
  3  begin
  4    fhandle := utl_file.fopen('UTL_FILE_DIR', 'example.txt', 'w');
  5    utl_file.put_line(fhandle , 'eygle test write one');
  6    utl_file.put_line(fhandle , 'eygle test write two');
  7    utl_file.fclose(fhandle);
  8  end;
  9  /
PL/SQL procedure successfully completed.
SQL> !
[oracle@jumper 9.2.0]$ more /opt/oracle/utl_file/example.txt
eygle test write one
eygle test write two
[oracle@jumper 9.2.0]$
SQL> declare
  2    fhandle   utl_file.file_type;
  3    fp_buffer varchar2(4000);
  4  begin
  5    fhandle := utl_file.fopen ('UTL_FILE_DIR','example.txt', 'R');
  6 
  7    utl_file.get_line (fhandle , fp_buffer );
  8    dbms_output.put_line(fp_buffer );
  9    utl_file.get_line (fhandle , fp_buffer );
10    dbms_output.put_line(fp_buffer );
11    utl_file.fclose(fhandle);
12  end;
13  /
eygle test write one
eygle test write two
PL/SQL procedure successfully completed.
SQL> select * from dba_directories;
OWNER                          DIRECTORY_NAME                 DIRECTORY_PATH
SYS                            UTL_FILE_DIR                   /opt/oracle/utl_file
SYS                            BDUMP_DIR                      /opt/oracle/admin/conner/bdump
SYS                            EXP_DIR                        /opt/oracle/utl_file
SQL> drop directory exp_dir;
Directory dropped
SQL> select * from dba_directories;
OWNER                          DIRECTORY_NAME                 DIRECTORY_PATH
SYS                            UTL_FILE_DIR                   /opt/oracle/utl_file
SYS                            BDUMP_DIR                      /opt/oracle/admin/conner/bdumpRegards salim.
Edited by: Salim Chelabi on Apr 4, 2009 4:33 PM