基于SQL Server的SQL优化

应用SQL不仅要确保它的正确性,同时也要保证SQL有良好的执行性能。该文分析介绍了几种常用的SQL优化方法。论述了SQL Server数据库优化机制。

SQL Optimization Based on SQL Database

Not only Correctness but also efficiency one writes SQL statements. This article introduces and analyses of SQL, which include proper indexes design .This paper research,some questions of SQL performance optimization with SQ L SERVER such as operator operation. some suggestion of optimization bate on pure theory would misadvise user of SQL.