Web数据库多表查询的关键技术与优化 - 中南大学学报(自然科学版、英文版) 关键字: Web数据库;多表; SQL;优化[gap=1249]Key words: Web database; multi table; SQL; optimization
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Multi Table Tournament 比赛 ; 多桌扑克竞赛 ; 角逐
Multi-Table Tournaments 点击复合桌锦标赛
Join Multi-Table Tournament 加入复合桌锦标赛
Multi-Table Tournament 多桌锦标赛
multi-table 多表计算
multi-table join 多表连接
Routine ACCESS multi table query, database programming source code, a good reference.
说明:ACCESS多表查询例程,数据库编程源码,很好的参考资料。
Furthermore, querying decomposed XML data can be challenging, often requiring multi-table joins.
另外,查询分解的XML数据很困难,常常需要多表联结。
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.
比方说,对于一般开发人员,使用SQL创建输出结果为新xml文档的多表外连接查询要比编写XQuery复杂得多。
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