The DB2 optimizer is a highly sophisticated cost-based optimizer.
DB 2优化器是一款高度复杂的基于成本的优化器。
This set is input to the cost-based optimizer that decides whether to use any of the eligible indexes or not.
将该组索引输入到基于成本的优化器，这个优化器决定是否使用任何合适的索引。
This algebra is exploited by a cost-based optimizer that can freely mix regular and compression-aware operators.
该代数由基于成本的优化器使用，该优化器能够自由混合使用常规运算符以及与压缩有关的运算符。
IBM does not publish the actual, in-depth details of how the optimizer determines the best access path, but the optimizer is a cost-based optimizer.
IBM并没有发布优化器如何确定最佳存取路径的真正和深入的详细信息，但优化器是一个基于成本的优化器。
Only statistics stored in the dictionary itself have an impact on the cost-based optimizer.
只有存储在字典视图中的统计信息，才会被优化器使用。
One of the distinguishing features of Federation Server is that it uses the powerful technology of DB2's cost-based optimizer to find the best access path for federated queries.
FederationServer的一个独特的特性是，它使用DB2强大的基于成本的优化器技术来发现联邦查询的最佳访问路径。
WebSphere Federation Server USES its cost based optimizer in order to determine the optimal access path to retrieve and process the data.
WebSphereFederationServer使用它的基于成本的优化器，确定检索和处理数据的最佳路径。
WebSphere Federation Server USES its cost based optimizer in order to determine the optimal access path to retrieve and process the data.
WebSphereFederationServer使用它的基于成本的优化器，确定检索和处理数据的最佳路径。
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