DataSet合并两个集合
最后更新:2023-10-18 21:16:36
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状态:未完成
set1与set2合并生成新的集合
DataSet set = set1.unionAll(set2)
合并不重复的集合，根据ID,CODE判断是否重复
DataSet set = set1.union(set2,"ID","CODE")
DataSet set = set1.unionAll(set2)
合并不重复的集合，根据ID,CODE判断是否重复
DataSet set = set1.union(set2,"ID","CODE")
