Search a column value

Question

Hi
I need a small faovour .. I need search a pariticular column value in the table..!! Every time my superiors asking
which table having this value..that value..etc..!!!
For this I need one solution..(select query). If I give table name and column value...Can I get which column having that perticular value ? is it possible? I have huge no.of tables and each table having so many columns. It takes lot of time for searching a column value for each and every table and columns. please provide me a nice solution.
Thanks in adv.
Regards
Rekha

Answer 1

for number
SQL> select table_name, column_name
  2    from (select rownum,table_name, column_name,
  3                 dbms_xmlgen.getxml('select 1 from "'||table_name||'" where "'||column_name||'" =
&val') x
  4            from user_tab_columns where data_type='NUMBER'
  5  ) where length(x)!=0
  6  /
Enter value for val: 3000
old   3:                dbms_xmlgen.getxml('select 1 from "'||table_name||'" where "'||column_name||'" =&val') x
new   3:                dbms_xmlgen.getxml('select 1 from "'||table_name||'" where "'||column_name||'" =3000') x
TABLE_NAME                     COLUMN_NAME
EMP                            SAL
TID                            SAL
7 rows selected.
SQL> for varchar2
Connected to:
Oracle Database 10g Enterprise Edition Release 10.2.0.1.0 - Production
With the Partitioning, OLAP and Data Mining options
SQL> select table_name, column_name
  2    from (select rownum,table_name, column_name,
  3                 dbms_xmlgen.getxml('select 1 from "'||table_name||'" where "'||column_name||'" =
''&val''') x
  4            from user_tab_columns where data_type='VARCHAR2'
  5  ) where length(x)!=0
  6  /
Enter value for val: OPERATIONS
old   3:                dbms_xmlgen.getxml('select 1 from "'||table_name||'" where "'||column_name||'" =''&val''')
new   3:                dbms_xmlgen.getxml('select 1 from "'||table_name||'" where "'||column_name||'" =''OPERATIO
TABLE_NAME                     COLUMN_NAME
DEPT                           DNAME
SQL>