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<!--$Id: db_set_bt_minkey.so,v 10.18 2001/06/18 20:12:22 bostic Exp $-->
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<title>Berkeley DB: Db.set_bt_minkey</title>
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<h1>Db.set_bt_minkey</h1>
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<a href="../api_java/java_index.html"><img src="../images/api.gif" alt="API"></a><a href="../reftoc.html"><img src="../images/ref.gif" alt="Ref"></a>
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import com.sleepycat.db.*;
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public int set_bt_minkey(int bt_minkey)
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<p>Set the minimum number of key/data pairs intended to be stored on any
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single Btree leaf page.
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<p>This value is used to determine if key or data items will be stored on
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overflow pages instead of Btree leaf pages. For more information on
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the specific algorithm used, see <a href="../ref/am_conf/bt_minkey.html">Minimum keys per page</a>. The <b>bt_minkey</b> value specified must
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be at least 2; if <b>bt_minkey</b> is not explicitly set, a value of
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<p>The Db.set_bt_minkey interface may be used only to configure Berkeley DB before
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the <a href="../api_java/db_open.html">Db.open</a> interface is called.
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<p>The Db.set_bt_minkey method throws an exception that encapsulates a non-zero error value on
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<p>The Db.set_bt_minkey method may fail and throw an exception encapsulating a non-zero error for the following conditions:
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<p><dt>EINVAL<dd>An invalid flag value or parameter was specified.
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<p>Called after <a href="../api_java/db_open.html">Db.open</a> was called.
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<p>The Db.set_bt_minkey method may fail and throw an exception for errors specified for other Berkeley DB and C library or system methods.
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If a catastrophic error has occurred, the Db.set_bt_minkey method may fail and throw
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a <a href="../api_java/runrec_class.html">DbRunRecoveryException</a>, in which case all subsequent Berkeley DB calls
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will fail in the same way.
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<a href="../api_java/db_class.html">Db</a>
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<a href="../api_java/db_associate.html">Db.associate</a>,
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<a href="../api_java/db_close.html">Db.close</a>,
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<a href="../api_java/db_cursor.html">Db.cursor</a>,
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<a href="../api_java/db_del.html">Db.del</a>,
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<a href="../api_java/db_fd.html">Db.fd</a>,
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<a href="../api_java/db_get.html">Db.get</a>,
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<a href="../api_java/db_get.html">Db.pget</a>,
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<a href="../api_java/db_get_byteswapped.html">Db.get_byteswapped</a>,
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<a href="../api_java/db_get_type.html">Db.get_type</a>,
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<a href="../api_java/db_join.html">Db.join</a>,
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<a href="../api_java/db_key_range.html">Db.key_range</a>,
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<a href="../api_java/db_open.html">Db.open</a>,
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<a href="../api_java/db_put.html">Db.put</a>,
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<a href="../api_java/db_remove.html">Db.remove</a>,
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<a href="../api_java/db_rename.html">Db.rename</a>,
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<a href="../api_java/db_set_append_recno.html">Db.set_append_recno</a>,
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<a href="../api_java/db_set_bt_minkey.html">Db.set_bt_minkey</a>,
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<a href="../api_java/db_set_cachesize.html">Db.set_cachesize</a>,
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<a href="../api_java/db_set_errcall.html">Db.set_errcall</a>,
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<a href="../api_java/db_set_errpfx.html">Db.set_errpfx</a>,
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<a href="../api_java/db_set_feedback.html">Db.set_feedback</a>,
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<a href="../api_java/db_set_flags.html">Db.set_flags</a>,
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<a href="../api_java/db_set_h_ffactor.html">Db.set_h_ffactor</a>,
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<a href="../api_java/db_set_h_nelem.html">Db.set_h_nelem</a>,
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<a href="../api_java/db_set_lorder.html">Db.set_lorder</a>,
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<a href="../api_java/db_set_pagesize.html">Db.set_pagesize</a>,
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<a href="../api_java/db_set_q_extentsize.html">Db.set_q_extentsize</a>,
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<a href="../api_java/db_set_re_delim.html">Db.set_re_delim</a>,
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<a href="../api_java/db_set_re_len.html">Db.set_re_len</a>,
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<a href="../api_java/db_set_re_pad.html">Db.set_re_pad</a>,
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<a href="../api_java/db_set_re_source.html">Db.set_re_source</a>,
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<a href="../api_java/db_stat.html">Db.stat</a>,
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<a href="../api_java/db_sync.html">Db.sync</a>,
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<a href="../api_java/db_truncate.html">Db.truncate</a>,
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<a href="../api_java/db_upgrade.html">Db.upgrade</a>,
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<a href="../api_java/db_verify.html">Db.verify</a>.
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