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<br />
SQL&gt; conn / as sysdba<br />
Connected.<br />
SQL&gt; conn rman/rman<br />
Connected.<br />
SQL&gt; select * from db;<br />
<br />
&nbsp; &nbsp; DB_KEY &nbsp; &nbsp; &nbsp;DB_ID CURR_DBINC_KEY &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;<br />
---------- ---------- -------------- &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;<br />
&nbsp; &nbsp; &nbsp; &nbsp; &nbsp;1 2918577123 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;2 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;<br />
<br />
<br />
I can understand that db is a name of &nbsp;a table.<br />
may I know what kind of table is that..
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SQL> conn / as sysdba
Connected.
SQL> conn rman/rman
Connected.
SQL> select * from db;

    DB_KEY      DB_ID CURR_DBINC_KEY                                            
---------- ---------- --------------                                            
         1 2918577123              2                                            


I can understand that db is a name of  a table.
may I know what kind of table is that..

db name

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