scan 'table_name', {COLUMNS => ["columnfamily:column1", "columnfamily:column2"], FILTER => "SingleColumnValueFilter('columnfamily', 'columnname', operator, 'binary:value_you_are_looking_for')"}

'column1' or 'column2' refer to your actual column names.

'columnfamily' is the column family you defined while creating the table.

SingleColumnValueFilter is used to apply a condition on a single column.

operator can be a comparison symbol like =, !=, <, >, etc.

'binary' is a keyword used to ensure the value is compared as binary data.