Change the 'and' to 'or'.

Ken Janusz wrote:
> 
> When I run this code both columns I get no rows returned.  When I do a desc
> on one of the tables I see both columns.  So, why am I not getting any data?
> 
> select table_name, column_name
> from dba_tab_columns
> where
> (column_name = 'REGISTRATION_NUMBER' and
> column_name = 'DOCUMENT_NUMBER')
> 
> Thanks,
> Ken Janusz, CPIM
> Database Conversion Lead
> Sufficient System, Inc.
> Minneapolis, MN
> 
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> Author: Ken Janusz
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