tdql造句

Secondly , the thesis analyzes the logic of the source codes of timedb to research the constructive methods and principles of temporal database management system . it shows how timedb can translate the tddl , tdml and tdql into standard sql statements . finally , a prototype , vehicle team system , is successfully developed using the timedb ' s apis
首先分析timedb支持的时态查询语言atsql2的扩展方法和原理，同时结合实例说明atsql2的使用方法；接着深入分析timedb的源代码逻辑结构，深层次地分析tddl 、 tdml 、 tdql的转换方法和原理；最后应用timedb的api ，成功开发了“车队管理系统” ，验证timedb的先进性及其在时态数据管理上的不足。
It's difficult to find tdql in a sentence. 用tdql造句挺难的