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6<title>Berkeley DB Reference Guide: Release 4.5: upgrade requirements</title>
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12<td><b><dl><dt>Berkeley DB Reference Guide:<dd>Upgrading Berkeley DB Applications</dl></b></td>
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15<p align=center><b>Release 4.5: upgrade requirements</b></p>
16<p>The log file format changed in the Berkeley DB 4.5 release.  No database
17formats changed in the Berkeley DB 4.5 release.</p>
18<p>For further information on upgrading Berkeley DB installations, see
19<a href="/ref/upgrade/process.html">Upgrading Berkeley DB installations</a>.</p>
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