malaikuangren

摘要： Entities Encapsulate 1-to-many relationshipsBut when is the data loaded – And what does “Lazy” Mean?Lazy loadingis a design pattern commonly used in computer programming to defer initialization of an object until the point at which it is needed.It can contribute to efficiency in the program's op 阅读全文

摘要： Sometimes maybe we dont have some sql trace tool . But actually we really have to work around some tracing work in sql server. especially in sql server express .As microsoft said.There are nothing tools like sql profiler in sql server express .so . we have to work out this problem . when we face it 阅读全文