RE: urgent..! how to combining 2 querries...

Hi!

Try this.

select a.tablespace_name,sum(a.bytes),sum(b.bytes) from dba_data_files a, dba_free_space b where b.tablespace_name=a.tablespace_name group by a.tablespace_name

Gyula

>hi gurus,
>
>any body have any idea of how to join these querries.
>i want to select from two different tables namely dba_data_files call it A
and dba_free_space call it B. but the columns
>being selected are same i.e. tablespace_name and bytes from both tables.
>i want to select in a single querry as..
>
> tablespace_name bytes1 bytes2
> -- --
>-- -- --
>-- -- --
>
>where bytes1 is sum(bytes) group by tablespace_name in table a.
>and bytes2 is sum(bytes) group by tablespace_name in table b.

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