For a given SQL statement, there are often multiple access path choices, and the different access paths usually have different performance characteristics.
对于一个给定的sql语句，往往有多个访问路径选择，而不同的访问路径具有不同的性能特点。
Note that we categorically argue against setting up multiple SPNs so that SSO access to the application will work, regardless of the access path.
请注意，我们明确反对设置多个 SPN，以便应用程序的 SSO 访问将正常工作，而不会受到访问路径的影响。
The optimizer compares the cost of each candidate access path based on the information from multiple inputs, for example, see the following.
优化器根据多个输入的信息来对比候选访问路径的成本，如下例所示。
应用推荐