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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
climb out of
climbout speed
climb over
climb performance
climb rate
climb
climb down
climbs on
climbs-out
climb space
climb speed
climbs up
Climb the greasy pole
climb the ladder
climb the rigging
Climb the Tree
climb the wall
climb the walls
climb to
climb to and maintain
climb to full-power operation
climb to power
climb tree
climb tree heuristic method
climb up
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更新时间:2026/8/24 3:50:35