网站首页
词典首页
请输入您要查询的英文单词:
单词
concatenated index
释义
concatenated index
网络
组合索引;串联索引
网络释义
1.
组合索引
组合索引
(
concatenated index
):由多个列构成的索引,如create index idx_emp on emp(col1, col2, col3, ……),则我们称idx_e…
database.51cto.com
2.
串联索引
前缀建立在
串联索引
(
concatenated index
)的前几列上,这些列有许多重复的值。后缀则在索引键的后几列上,这是前缀所在 …
blog.chinaunix.net
例句
随便看
chairman of board of director
chairman of board of directors
chairman of directors
chairman of the board
chairman of the board of director
chairman of the chamber of commerce
chairman of the foreign exchange and trade commission
chairman's
chairmans
chairmanship
chairman ship
chairmanship
chairman,s report
chairman's report
chairman's statement
chair massage
chairmat
chair mat
chairman
chairmen of the board
chairness
chair of pedagogy
chair of political economy
chair of state
Chair Of The Board
英汉双解词典包含2704715条英汉词条,基本涵盖了全部常用单词的翻译及用法,是英语学习的有利工具。
Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间:2025/11/24 18:23:32