public enum WindowFrameBoundType extends Enum<WindowFrameBoundType>
| 枚举常量和说明 |
|---|
CURRENT_ROW
CURRENT_ROW clause.
|
FOLLOWING
FOLLOWING clause.
|
PRECEDING
PRECEDING clause.
|
UNBOUNDED_FOLLOWING
UNBOUNDED FOLLOWING clause.
|
UNBOUNDED_PRECEDING
UNBOUNDED PRECEDING clause.
|
| 限定符和类型 | 方法和说明 |
|---|---|
String |
getSQL()
Returns SQL representation.
|
static WindowFrameBoundType |
valueOf(String name)
返回带有指定名称的该类型的枚举常量。
|
static WindowFrameBoundType[] |
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 WindowFrameBoundType UNBOUNDED_PRECEDING
public static final WindowFrameBoundType PRECEDING
public static final WindowFrameBoundType CURRENT_ROW
public static final WindowFrameBoundType FOLLOWING
public static final WindowFrameBoundType UNBOUNDED_FOLLOWING
public static WindowFrameBoundType[] values()
for (WindowFrameBoundType c : WindowFrameBoundType.values()) System.out.println(c);
public static WindowFrameBoundType 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 getSQL()
Expression.getSQL(int)Copyright © 2022. All rights reserved.