| 限定符和类型 | 方法和说明 |
|---|---|
UnionSelect |
union(Select subSelect1,
Select subSelect2) |
UnionSelect |
union(String subSelect1,
String subSelect2) |
UnionSelect |
unionAll(Select subSelect1,
Select subSelect2) |
UnionSelect |
unionAll(String subSelect1,
String subSelect2) |
UnionSelect union(Select subSelect1, Select subSelect2)
UnionSelect union(String subSelect1, String subSelect2)
UnionSelect unionAll(Select subSelect1, Select subSelect2)
UnionSelect unionAll(String subSelect1, String subSelect2)
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