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cpython-source-deps/docs/java/com/sleepycat/db/BtreePrefixCalculator.html
Zachary Ware 8f590873d0 Import BSDDB 4.7.25 (as of svn r89086)
2017-09-04 13:40:25 -05:00

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BtreePrefixCalculator (Oracle - Berkeley DB Java API)
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Interface BtreePrefixCalculator</H2>
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<DT><PRE>public interface <B>BtreePrefixCalculator</B></DL>
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An interface specifying how Btree prefixes should be calculated.
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<CODE>&nbsp;int</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../com/sleepycat/db/BtreePrefixCalculator.html#prefix(com.sleepycat.db.Database, com.sleepycat.db.DatabaseEntry, com.sleepycat.db.DatabaseEntry)">prefix</A></B>(<A HREF="../../../com/sleepycat/db/Database.html" title="class in com.sleepycat.db">Database</A>&nbsp;db,
<A HREF="../../../com/sleepycat/db/DatabaseEntry.html" title="class in com.sleepycat.db">DatabaseEntry</A>&nbsp;dbt1,
<A HREF="../../../com/sleepycat/db/DatabaseEntry.html" title="class in com.sleepycat.db">DatabaseEntry</A>&nbsp;dbt2)</CODE>
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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The application-specific Btree prefix callback.</TD>
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<A NAME="prefix(com.sleepycat.db.Database, com.sleepycat.db.DatabaseEntry, com.sleepycat.db.DatabaseEntry)"><!-- --></A><H3>
prefix</H3>
<PRE>
int <B>prefix</B>(<A HREF="../../../com/sleepycat/db/Database.html" title="class in com.sleepycat.db">Database</A>&nbsp;db,
<A HREF="../../../com/sleepycat/db/DatabaseEntry.html" title="class in com.sleepycat.db">DatabaseEntry</A>&nbsp;dbt1,
<A HREF="../../../com/sleepycat/db/DatabaseEntry.html" title="class in com.sleepycat.db">DatabaseEntry</A>&nbsp;dbt2)</PRE>
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<DD>The application-specific Btree prefix callback.
<p>
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<DT><B>Parameters:</B><DD><CODE>db</CODE> - The enclosing database handle.<DD><CODE>dbt1</CODE> - A database entry representing a database key.<DD><CODE>dbt2</CODE> - A database entry representing a database key.</DL>
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