table index
英 [ˈteɪbl ˈɪndeks]
美 [ˈteɪbl ˈɪndeks]
网络 表索引
双语例句
- They can reduce concurrency and availability when executed against a live table or index space.
当根据活动表或索引空间执行时，会降低并发性和可用性。 - Q: How do I calculate the table and index size for a partitioned table ( or any table for that matter)?
Q：如何计算已分区表（或者任何相关的表）的表大小和索引大小？ - These counters are incremented by the respective DML operation occurring on the partition, both table and index partitions.
这些计数器由表和索引分区中发生的各个DML操作实现值累加。 - Storing multiple table or index fragments in a single dbspace improves query performance over storing each fragmented expression in a different dbspace.
与在单个dbspace中保存多个表或索引片段提高了查询性能，这样做胜过将每个分段表达式存储在不同的dbspace中。 - There is an attribute RUNSTATS TIMESTAMP on the table or index node of the access plan graph that indicates the last time when the statistics were collected.
在访问计划图的表或索引节点上会有一个RUNSTATSTIMESTAMP属性，它表示收集统计数据的时间。 - The script creates a report that provides details about table and index usage.
该脚本创建一个包含关于表和索引使用的细节的报告。 - Each line is a runstats command on a table or index.
每一个行是一个表或索引上的runstats命令。 - Storing multiple table or index fragments in a single dbspace
在单个dbspace中存储多个表或索引片段 - Tcbstats all Show all table and index metrics
tcbstatsall显示所有表和索引度量指标 - Automatic table and index reorganisation.
自动表和索引重组。 - Each fragment is a group of rows or index keys within a table or index.
每个分段表都是表或索引中的一组行或索引键。 - This section will deal with conversion issues that come up with DDL statements, like table and index creation statements.
本节讨论DDL语句（比如表和索引创建语句）面对的转换问题。 - Note that this statement specifies the table spaces for the table, index, and large objects ( LOBs).
注意，这个语句为表、索引和大对象（LOB）指定了表空间。 - DB2 determines if a table or index reorganization by periodically checking tables and indexes that have had their statistics updated, and schedules such operations whenever they are necessary.
DB2定期检查已经更新其统计信息的表和索引，判断它们是否需要重组，当需要时安排执行这些操作。 - You can store multiple fragments of the same table or index in a single dbspace, reducing the total number of dbspaces needed for a fragmented table.
在单个dbspace中可以存储同一个表或索引的多个片段，从而减少分段表所需要的dbspace总体数量。 - Inconsistent statistics may be caused when users collect the partial statistics, for example collecting table and index statistics individually, at different points in time.
用户只收集一部分数据可能会造成不一致的统计数据，例如，在不同时间分别收集表和索引统计数据。 - In Informix V11.7, the update, delete and insert counters have a size of eight bytes each, and are added to the table and index partition page.
在InformixV11.7中，更新、删除、插入计数器分别为8个字节的大小，并被添加到表和索引分区页面中。 - In DB2, the command RUNSTATS TABLE ALL INDEX ALL collects all uniform statistics, many of which may not be necessary for improving query performance.
在DB2中，RUNSTATSTABLEALLINDEXALL命令会收集统一的统计数据，这其中很多对改善查询性能并不必要。 - Then DB2 could use the four-column index the "traditional" way ( index, table, index, table, etc.) to return the rows in the desired order ( the same order as or the reverse order of the index).
然后，DB2可以以传统方法（索引、表、索引、表，等等）使用这个4列索引以期望的次序（与索引相同或相反的顺序）返回所需行。 - HSQLDB keeps all table and index data in memory, saving all SQL statements issued into a file named database. script, which also acts as the transaction log.
HSQLDB将所有表和索引数据放在内存中，将所有发出的SQL语句保存到一个名为database.script的文件中，该文件同时也充当着事务日志的角色。 - The optimizer acts based on statistical data about the number of rows in a table, the use of space by a table or index, and other information.
优化器的操作基于数据表中的行数、数据表或索引使用的空间以及其他信息的相关统计数据。 - Thus, if a table or index has only one extent, it will keep all its data or keys in one physical place.
因此，如果一个表或索引只有一个区段，那么它会将其所有的数据或键保存在一块物理空间中。 - This can all be done while the table or index is online.
当表和索引都处于在线状态时这一切都已完成。 - The table or index is treated as a single logical entity when queries or updates are performed on the data.
对数据进行查询或更新时，表或索引将被视为单个逻辑实体。 - Obviously the above applies to an analysed table and index.
显然上面应用于一个分析了的表和索引。 - Join reads one or more table or index partitions from the inner side.
联接会从内侧读取一个或多个表分区或索引分区。 - Indicates when a table or index scan has stopped.
表明已停止扫描一个表或索引的时间。 - The server returned an error attempting to either create a temporary table or index statistics.
该服务器返回一个试图创建临时表错误或试图创建索引统计错误。 - A reasonable structure of table index could accelerate data search speed.
合理构造表索引将有效提高数据库查询速度。 - Design of Table Index Function of Machining Center by Indexing Axis
用分度数控轴实现加工中心工作台分度功能的设计方法