public enum FunctionType extends Enum<FunctionType>
public static final FunctionType MAX
public static final FunctionType MIN
public static final FunctionType SUM
public static final FunctionType AVG
public static final FunctionType COUNT
public static FunctionType[] values()
for (FunctionType c : FunctionType.values()) System.out.println(c);
public static FunctionType valueOf(String name)
name - 要返回的枚举常量的名称。IllegalArgumentException - 如果该枚举类型没有带有指定名称的常量NullPointerException - 如果参数为空值public String getName()
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