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<h1 class="topictitle1">Specify a relational database alias name</h1>
<div><p>The next example shows the addition of a directory entry that specifies
an RDB alias name. This allows networks that have relational databases of
the same name to uniquely identify each in a Distributed
Relational Database Architecture™ (DRDA<sup>®</sup>) environment. When an entry using
an alias has been added to the RDB directory, the entry is identified by its
alias name. To display or delete the entry, you must specify the alias name.</p>
<p>The following display has RDBALS specified as the relational database alias
name.</p>
<div class="section"><div class="p"> <pre class="screen">Type choices, press Enter.
Relational database . . . . . . &gt; TEST Character value
Relational database alias . . . RDBALS
Remote location:
Name or address . . . . . . . MP311.spiffy.com
Type . . . . . . . . . . . . . *IP *SNA, *IP
Text . . . . . . . . . . . . . . 'Oak Street Dealership'</pre>
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<div class="section"><p>When you add an entry for an alias using <span class="cmdname">WRKRDBDIRE</span> and
option 1, you should first put the real RDB name in the <strong>Entry</strong> field,
and press Enter. Then, after filling in the other fields including the alias
name in the <strong>Relational database alias</strong> field, you will see the alias
name replace the real RDB name in the <strong>Entry</strong> field of the list of RDB
entries. Note that you must change <strong>Type</strong> for the remote location name
from *SNA to *IP.</p>
</div>
<div class="section"><p>When removing a relational database entry with the <span class="cmdname">Remove
Relational Database Directory Entry (RMVRDBDIRE)</span> command, the alias
name, rather than the real relational database name, is used
to specify which entry to remove.</p>
<p>If you identify a remote database
by an alias, you cannot also refer to it by its real name in the same directory.</p>
</div>
<div class="section"><p>Note that instead of specifying MP311.spiffy.com for the <span class="cmdname">RMTLOCNAME</span>,
you could have specified the IP address (for example, '9.5.25.176'). For IP
connections to another <span class="keyword">iSeries™ server</span>,
leave the PORT parameter value set at the default, *DRDA, unless you need
to use port 447. For example, you might have port 447 configured for transmission
using IP Security Architecture (IPSec). For connections to an IBM<sup>®</sup> Universal
Database (UDB) server on some other platform, for example, you might need
to set the port to a number such as 50000. Refer to the product documentation
for the server you are using. If you have a valid service name defined for
a DRDA port
at a certain location, you can also use that instead of a number. However,
on iSeries,
*DRDA is preferred to the use of the 'drda' service name. </p>
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<div class="familylinks">
<div class="parentlink"><strong>Parent topic:</strong> <a href="rbal1workwith.htm" title="Use these instructions to work with the relational database directory.">Work with the relational database directory</a></div>
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