My login SQL. Use it with SQLPLUS.

扩展Oracle数据库，通过在数据库中加入时态对象，使得数据库具有对时态数据的查询和处理能力，直接将sql文件在sqlplus下执行即可。-Extending Oracle through the state objects in the is added, making the has a temporal data query and processing capabilities, you can directly the sql file in sqlplus.