hash join
基本解釋
- 散列連接
英漢例句
- The optimizer will choose dynamic hash join if none of the joined columns has index.
如果連接列上不存在索引,那么優(yōu)化器將選擇動(dòng)態(tài)哈希連接。 - Note that the execution plan indicates that the left leg of each hash join will return about 800,000 rows, a significant number.
注意,執(zhí)行計(jì)劃表明,每個(gè)散列連接的左邊分支將返回大約 800,000 行,這是一個(gè)相當(dāng)大的數(shù)字。 - A star join plan utilizing push-down hash join technology makes hash joins more effective primarily due to reduction of fact table (probe table) rows early on.
利用下推連接技術(shù)的星型連接計(jì)劃使得散列連接更加有效的主要原因是,在初期減少了事實(shí)表(探測(cè)表)的行數(shù)。 - Keep up with AP's reporting on China's Reach, and join the conversation about it, using the hashtag (hash)APChinaReach on Twitter.
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雙語(yǔ)例句
權(quán)威例句
詞組短語(yǔ)
- parallel hash -join algorithms 并行hah
- sort or hash -join 方式操作
- parallel hash join algorithm 并行hashjoin算法
- parallel hash join algorithms 并行哈希連接算法
短語(yǔ)
專(zhuān)業(yè)釋義
- hash連接