Another way :
select t.owner, t.table_name
from dba_tables t
minus
select c.owner, c.table_name
from dba_constraints c
where c.constraint_type='P'
;
- "Mercadante, Thomas F" <NDATFM_at_labor.state.ny.us>
a écrit : > Mike,
>
> How about:
>
> select table_name from user_tables a
> where not exists(select 1 from user_constraints b
> where a.table_name =
> b.table_name
> and b.constraint_type = 'P');
>
>
> Constraint_type values are:
>
> P = Primary Key
> C = Check Constraint
> R = Referential Constraint (Foreign Key)
> U = Unique Constraint
>
> There might be others.
>
> Hope this helps.
>
> Tom Mercadante
> Oracle Certified Professional
>
>
> -----Original Message-----
> Sent: Tuesday, November 26, 2002 2:25 PM
> To: Multiple recipients of list ORACLE-L
>
>
> Is there an easy query to get a list of tables that
> don't have any primary
> key?
>
> I've tried a couple of different ones, but none of
> them work quite right.
> Seems like this should be easy.
>
>
>
> --
> Please see the official ORACLE-L FAQ:
> http://www.orafaq.com
> --
> Author: Mike Sardin
> INET: cemail2_at_sprintmail.com
>
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> Author: Mercadante, Thomas F
> INET: NDATFM_at_labor.state.ny.us
>
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Stéphane Paquette
DBA Oracle et DB2, consultant entrepôt de données
Oracle and DB2 DBA, datawarehouse consultant
stephane_paquette_at_yahoo.com
Lèche-vitrine ou lèche-écran ?
magasinage.yahoo.ca
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Received on Tue Nov 26 2002 - 14:59:24 CST
