hash join
常見例句
- 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)行計劃表明,每個散列連接的左邊分支將返回大約 800,000 行,這是一個相當(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,在初期減少了事實表(探測表)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.
NPR: Eyeing Rich Bounty, China In Line For Afghan Role 返回 hash join