Description: Advanced query data tables, course name: the name of the database technology experiment: experimental data of high-level query class: 4 hours of test time: 11 weeks experimental environment: SQL Server 2005 experimental purposes: 1, master left join, right outer joins, the whole series the query. 2, master with " IN" predicate of the subquery. 3, the control sub-queries with comparison predicates. 4, master with " EXISTS" subquery predicate.
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7.数据表的高级查询操作.sql
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