public static enum Column.Aggregation extends Enum<Column.Aggregation>
| 枚举常量和说明 |
|---|
BITMAP_UNION |
HLL_UNION |
MAX |
MIN |
REPLACE |
REPLACE_IF_NOT_NULL |
SUM |
| 限定符和类型 | 方法和说明 |
|---|---|
String |
getCode() |
String |
getName() |
static Column.Aggregation |
valueOf(String name)
返回带有指定名称的该类型的枚举常量。
|
static Column.Aggregation[] |
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 Column.Aggregation MIN
public static final Column.Aggregation MAX
public static final Column.Aggregation SUM
public static final Column.Aggregation REPLACE
public static final Column.Aggregation REPLACE_IF_NOT_NULL
public static final Column.Aggregation HLL_UNION
public static final Column.Aggregation BITMAP_UNION
public static Column.Aggregation[] values()
for (Column.Aggregation c : Column.Aggregation.values()) System.out.println(c);
public static Column.Aggregation 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()
public String getCode()
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