The DB2 optimizer is not all-knowing.
DB 2优化器不是无所不知的。
The role of the C + + and JIT optimizer.
C++和JIT优化器的作用。
Index advisor and optimizer enhancements.
Index顾问程序和优化器增强。
The DB2 optimizer creates the access plans.
DB2优化器可以创建访问计划。
The DB2 optimizer is not all-controlling.
DB 2优化器不能控制一切。
Runstat - collects statistics used by optimizer
Runstat ——收集优化器所使用的统计数据
Storing and applying external optimizer directives.
存储和应用外部优化器指令。
Setting Up a Split Test with Google Website optimizer.
用google网页优化工具创建一个对比测试。
By default, the optimizer considers this type of scan.
默认情况下，优化器考虑这种类型的扫描。
The DB2 optimizer is comprehensive and quite powerful.
DB 2优化器很全面，而且很强大。
The optimizer will use indexes in the following cases.
在下列情况下，优化器将使用索引。
You can create, save, and reuse external optimizer directives.
可以创建、保存和重用外部优化器指令。
The optimizer has many types of strategies for optimizing SQL.
优化器有许多类型的优化SQL的策略。
REOPTimizing bind options to improve optimizer plan selection.
重新优化绑定选项以改善优化器计划选择。
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。
The following explains why the optimizer would add a SORT node.
以下解释了为什么优化器将添加SORT节点。
The optimizer will add more indexes to the IXAND based on cost.
优化器将根据成本向IXAND添加更多索引。
Usage of distribution statistics by the DB2 optimizer - a sample.
DB 2优化器对分布统计信息的使用——示例。
New optimizer directives are introduced for star join optimization.
为进行星型连接优化引入了新的优化器指令。
The sort heap size is used by the optimizer in determining access paths.
优化器用排序堆大小来确定存取路径。
The RDBMS optimizer accomplishes this substitution in an automatic way.
RDBMS优化器以自动方式来完成这种替代。
A value of -1 means that the optimizer determines the degree of asynchrony.
若该选项值为- 1，则意味着优化器自行决定异步程度。
The optimizer performs complex calculations based on a host of information.
优化器根据许多信息执行复杂的计算。
For example, the optimizer must determine whether indexes should be used.
例如，优化器必须确定是否应使用索引。
The optimizer may add more indexes to the IXAND plan in a cost-based fashion.
优化器可能会以一种基于成本的方式将更多索引加入到 IXAND计划中。
The query optimizer does not recalculate the profile for tables automatically.
查询优化器不会自动重新计算表的配置文件。
The optimizer will decide whether an index can be used to evaluate a filter.
优化器将决定是否可以使用索引来评估筛选器。
Optimal database performance requires the database optimizer to do its job well.
最优数据库性能还需要数据库优化器很好地发挥作用。
Text search is integrated into SQL and optimized by the DB2 optimizer for run time.
文本搜索集成到SQL 中，DB2优化器在运行时会对它进行优化。
The estimated costs are cost units that the optimizer uses to compare query plans.
估算成本是优化器用来比较查询计划的成本单元。
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