hared Pool是Oracle SGA设置中最复杂也是最重要的一部分内容，Oracle通过Shared Pool来实现SQL共享、减少代码硬解析等，从而提高数据库的性能。在某些版本中，如果设置不当，Shared Pool可能会极大地影响数据库的正常运行-hared Pool Oracle SGA setting is the most complex and most important part, Oracle SQL through the Shared Pool to achieve shared, reducing the code hard to resolve, so as to improve database performance. In some versions, if set properly, Shared Pool may greatly affect the normal operation of the database