擅长:python、mysql、java
<p>你试过使用<a href="http://www.jcea.es/programacion/pybsddb_doc/4.8.4/db.html#db-methods" rel="nofollow">db.compact()</a>方法吗?在</p>
<p>根据文件:</p>
<blockquote>
<p><strong>compact(start=None, stop=None, flags=0, compact_fillpercent=0, compact_pages=0, compact_timeout=0)</strong></p>
<p>Compacts Btree and Recno access
method databases, and optionally returns unused Btree, Hash or Recno
database pages to the underlying filesystem.</p>
<p>The method returns the number of pages returned to the filesystem.</p>
</blockquote>
<p>听起来它应该减少磁盘上数据库的大小</p>