row compression

  • 网络行压缩；列压缩

网络释义

1.
行压缩
行压缩(ROW Compression) 这种压缩功能考虑到变长数据类型结构来定义一栏。比如，以变长存储的一个CHAR(100)栏只能使 …
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2.
列压缩
Venom压缩技术实际上承袭自IBM的大型计算机数据库，通过应用列压缩(row compression)技术和基于字典的压缩算法来压缩 …
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例句

释义:
全部全部,行压缩行压缩,列压缩列压缩
类别:全部全部,口语口语,书面语书面语,标题标题,技术技术
来源:全部全部,字典字典,网络网络
难度:全部全部,简单简单,中等中等,难难
1.
The row compression feature was one of the most popular features in DB2 9.
行压缩特性是DB29中最流行的特性之一。
www.ibm.com
2.
Row compression requires the creation of a dictionary which stores a mapping between repetitive patterns or entries and numeric keys.
行压缩要求创建一个词典，它存储重复的模式或条目与数字键之间的映射。
www.ibm.com
3.
This tutorial takes you through a series of exercises to familiarize you with this new dictionary-based row compression feature.
本教程通过一系列的练习让您熟悉这项新的基于字典的行压缩特性。
www.ibm.com
4.
DB2's row compression, unlike Oracle's key compression, does not require keys to be specified.
DB2的行压缩不像Oracle的键压缩，它不需要指定键。
www.ibm.com
5.
This document describes implementation of DB2 row compression in an Adaptive Warehouse generated data warehouse.
本文介绍了一个AdaptiveWarehouse生成的数据仓库中的DB2行压缩（rowcompression）的实现。
www.ibm.com
6.
Report queries where full table scans are performed can gain marked improvement in query performance when row compression is applied.
当行压缩被应用时，执行全表扫描的报表查询在查询性能上可以得到显著的改善。
www.ibm.com
7.
Data row compression replaces common byte patterns in a data row with shorter symbol strings.
数据行压缩用较短的符号字符串替换数据行中公共的字节模式。
www.ibm.com
8.
You can achieve much better compression rates with row compression, but this feature requires a separate license.
通过行压缩可以获得更好的压缩率，但是该特性需要单独的许可。
www.ibm.com
9.
Following are DB2BATCH run sample summaries illustrating query execution times before and after row compression has been enabled.
以下是DB2BATCH运行样例摘要，说明启动行压缩之前和之后的查询执行时间。
www.ibm.com
10.
Once the dictionary is built, then any new incoming data is subject to row compression.
构建好字典之后，任何新传入的数据都要进行压缩。
www.ibm.com