枚举 Clause
- java.lang.Object
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- java.lang.Enum<Clause>
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- org.hibernate.sql.ast.Clause
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- 所有已实现的接口:
Serializable,Comparable<Clause>
public enum Clause extends Enum<Clause>
Used to indicate which query clause we are currently processing- 作者:
- Steve Ebersole
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枚举常量详细资料
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INSERT
public static final Clause INSERT
The insert values clause
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UPDATE
public static final Clause UPDATE
The update set clause
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DELETE
public static final Clause DELETE
Not used in 5.x. Intended for use in 6+ as indicator of processing predicates (where clause) that occur in a delete
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SELECT
public static final Clause SELECT
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FROM
public static final Clause FROM
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WHERE
public static final Clause WHERE
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GROUP
public static final Clause GROUP
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HAVING
public static final Clause HAVING
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ORDER
public static final Clause ORDER
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LIMIT
public static final Clause LIMIT
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CALL
public static final Clause CALL
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IRRELEVANT
public static final Clause IRRELEVANT
Again, not used in 5.x. Used in 6+
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方法详细资料
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values
public static Clause[] 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。该方法可用于迭代 常量, 如下所示:for (Clause c : Clause.values()) System.out.println(c);
- 返回:
- 按照声明该枚举类型的常量的顺序返回的包含这些常量的数组
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valueOf
public static Clause valueOf(String name)
返回带有指定名称的该类型的枚举常量。 字符串必须与用于声明该类型的枚举常量的 标识符完全匹配。(不允许有多余 的空格字符。)- 参数:
name- 要返回的枚举常量的名称。- 返回:
- 返回带有指定名称的枚举常量
- 抛出:
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
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