SQL*LOADER control file generator
set echo off ver off feed off pages 0
accept tname prompt ‘Enter Name of Table: ‘
accept dformat prompt ‘Enter Format to Use for Date Columns: ‘
spool &tname..ctl
select ‘LOAD DATA’|| chr (10) ||
‘INFILE ”’ || lower (table_name) || ‘.dat”’ || chr (10) ||
‘INTO TABLE ‘|| table_name || chr (10)||
‘FIELDS TERMINATED BY ”,”’||chr (10)||
‘TRAILING NULLCOLS’ || chr (10) || ‘(’
from user_tables
where table_name = upper (’&tname’);
select decode (rownum, 1, ‘ ‘, ‘ , ‘) ||
rpad (column_name, 33, ‘ ‘) ||
decode (data_type,
‘VARCHAR2′, ‘CHAR NULLIF (’||column_name||’=BLANKS)’,
‘FLOAT’, ‘DECIMAL EXTERNAL NULLIF(’||column_name||’=BLANKS)’,
‘NUMBER’, decode (data_precision, 0,
‘INTEGER EXTERNAL NULLIF (’||column_name||
‘=BLANKS)’, decode (data_scale, 0,
‘INTEGER EXTERNAL NULLIF (’||
column_name||’=BLANKS)’,
‘DECIMAL EXTERNAL NULLIF (’||
column_name||’=BLANKS)’)),
‘DATE’, ‘DATE “&dformat” NULLIF (’||column_name||’=BLANKS)’, null)
from user_tab_columns
where table_name = upper (’&tname’)
order by column_id;
select ‘)’ from dual;
spool off