您要查找的是不是:
- Index Scan Or Full Table Scan 通过前面关于索引扫描还是全表扫描
- If the runtime is incorrect for a table scan or index scan, you may improve performance by executing the REORGANIZE TABLE statement. 如果运行时间对于表扫描或索引扫描不正确,则可以通过执行REORGANIZE TABLE语句来提高性能。
- The optimizer is more likely to choose a full table scan over an index if the value of this parameter is high. 为什么设置高了,优化器会选择全表扫描而不选择索引?
- Access plan directives that force the optimizer to use the designated access method for data retrieval, either sequential scan or index scan. 访问计划指示,强制优化器使用指定的访问方法进行数据检索,要么是连续扫描,要么是索引扫描。
- Also, in the logfile, you will notice that the full table scan was performed in this case. 并且,在日志文件中,你将会发现又是执行了全表扫描。
- When extracting or synchronizing a user, the subscription-list column can cause performance problems as it necessitates a full table scan. 当抽取或同步用户时,由于subscription-list列需要进行全表扫描,所以它可能会导致性能问题。
- The Scan: Started event class occurs when a table or index scan is started. 开始扫描表或索引时,会发生Scan:Started事件类。
- The Scan: Stopped event class occurs when a table or index scan stops. 表或索引扫描停止时,会发生Scan:Stopped事件类。
- Affected by or full of woe; mournful. 充满悲哀的被痛苦感染或充满悲哀的; 凄惨的
- To become well-rounded, chubby, or full in form. 变丰满,变圆胖在形体上成为圆鼓鼓、胖乎乎或饱满的
- This means that statistics tied to indexes, which are created with full scan when the index is built, require the whole table scan to be refreshed. 这意味着,对于在生成索引时通过完全扫描创建的索引相关统计信息,将需要刷新整个表扫描。
- Do I get partial or full dental coverage? 我的牙齿保险是部分还是全额给付?
- Cumulative count of range and table scans started on the index or heap. 从索引或堆开始的范围和表扫描的累积计数。
- Holds shape empty or full with internal stiffener. 使用内部加强杆可以使它的形状保持内空或者充分撑开。
- A Scheduler, to allow scheduling of a Quick Scan, Full Scan or Smart Update at specified times and intervals. 调度器,用于设定快速扫描、全面扫描或智能更新的时间和间隔。
- Characterized by or full of force; effective. 强有力的以力量为特征的或充满力量的; 有效的
- It will choose indexed access if it has lower cost than table scan. 如果使用索引的开销比表扫描的开销低,优化器将选择索引访问。
- Of, characterized by, or full of anecdotes. 轶事的轶事的,有轶事特征的,多轶事的
- Of, relating to, or full of fish. 鱼类的与鱼有关的或多鱼的
- Covered with or full of light; bright. 笼罩或充满着光的;明亮的