public static enum MySqlIndexHint.Option extends Enum<MySqlIndexHint.Option>
限定符和类型 | 方法和说明 |
---|---|
static MySqlIndexHint.Option |
valueOf(String name)
返回带有指定名称的该类型的枚举常量。
|
static MySqlIndexHint.Option[] |
values()
按照声明该枚举类型的常量的顺序, 返回
包含这些常量的数组。
|
public static final MySqlIndexHint.Option JOIN
public static final MySqlIndexHint.Option ORDER_BY
public static final MySqlIndexHint.Option GROUP_BY
public final String name
public static MySqlIndexHint.Option[] values()
for (MySqlIndexHint.Option c : MySqlIndexHint.Option.values()) System.out.println(c);
public static MySqlIndexHint.Option valueOf(String name)
name
- 要返回的枚举常量的名称。如果该枚举类型没有带有指定名称的常量,
- 则抛出 IllegalArgumentException如果参数为空值,
- 则抛出 NullPointerExceptionCopyright © 2012 Alibaba Group. All Rights Reserved.