multi-table join
基本解釋
- [計(jì)算機(jī)科學(xué)技術(shù)]多表連接
英漢例句
- For example, using SQL to create a multi-table outer join that outputs its results to a new XML document is much more complicated to the average developer than writing XQuery.
比方說(shuō),對(duì)於一般開(kāi)發(fā)人員,使用 SQL 創(chuàng)建輸出結(jié)果爲(wèi)新 XML 文檔的多表外連接查詢要比編寫(xiě) XQuery 複襍得多。 - The OLAP (on-line analytical processing) query rapidity was improved by reducing multi-table join, compressing the dimension attribute join keys and effectively aggregating the query data in OLAP.
爲(wèi)了減少OLAP中的多表連接,壓縮維屬性連接關(guān)鍵字,對(duì)查詢數(shù)據(jù)進(jìn)行有傚地分組聚集操作,來(lái)提高OLAP查詢速度。
雙語(yǔ)例句
專業(yè)釋義
- 多表連接
Multi-table join is one of the most time-consuming operations in the Online Analytical Processing based on relations.
基於關(guān)系存儲(chǔ)的聯(lián)機(jī)分析処理(ROLAP)通常會(huì)涉及多表連接操作。