A string representing the database query method signature , as generated by the typed dataset generator 表示数据库查询方法签名的字符串,由类型化数据集生成器生成。
Returns the code member method representing the database query , as generated by the typed dataset generator 返回表示数据库查询的代码成员方法,由类型化数据集生成器生成。
It passes the object to a method which you will write that performs the database query and returns a 代码将该对象传递至一个随后将要编写的方法,该方法执行数据库查询,并返回
Tip : this function can be used to prepare a string for storage in a database and database queries 提示:这个函数是用来将一个字符串存储在一个数据库中或数据库查询语句中的。
This is where you ll find sql , the well - known and dominant database query language standard , as well as xquery 这里可以看到众所周知的主流数据库查询语言标准sql ,以及xquery 。