Application programming improvements: Temporal tables and versioning.
应用程序编程改进：临时表和版本控制。
2
XYZ/E is a temporal logic system as well as a programming language. It can represent almost every kind of significant features in conventional imperative languages.
既是一个时序逻辑系统也是一个程序设计语言，它能表示普通高级语言中几乎所有的重要机制。
3
This paper shows the design of spatial-temporal data structure, the analysis of methods of history information backward recovering, and some example of important programming.