public class SelectColumnOperator extends Object implements SelectColumnSupplier
| 构造器和说明 |
|---|
SelectColumnOperator(String name) |
SelectColumnOperator(String name,
String function) |
SelectColumnOperator(String name,
String function,
Map<String,Object> opts) |
public SelectColumnOperator(String name)
public SelectColumn get()
get 在接口中 java.util.function.Supplier<SelectColumn>public SelectColumnSupplier as(String alias)
public SelectColumnSupplier distinct()
public SelectColumnSupplier distinct(boolean distinct)
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