public enum JoinMode extends Enum<JoinMode>
| 枚举常量和说明 |
|---|
INNER_JOIN |
LEFT_JOIN |
RIGHT_JOIN |
public static final JoinMode LEFT_JOIN
public static final JoinMode RIGHT_JOIN
public static final JoinMode INNER_JOIN
public static JoinMode[] values()
for (JoinMode c : JoinMode.values()) System.out.println(c);
public static JoinMode 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Copyright © 2022. All rights reserved.