org.apache.flink.cdc.common.types

类 DateType

java.lang.Object

org.apache.flink.cdc.common.types.DataType

org.apache.flink.cdc.common.types.DateType

所有已实现的接口:

Serializable

@PublicEvolving
public final class DateType
extends DataType

Data type of a date consisting of year-month-day with values ranging from 0000-01-01 to 9999-12-31. Compared to the SQL standard, the range starts at year 0000.

A conversion from and to int describes the number of days since epoch.

另请参阅:

序列化表格

构造器概要

构造器

构造器和说明
DateType()
DateType(boolean isNullable)

方法概要

限定符和类型	方法和说明
<R> R	accept(DataTypeVisitor<R> visitor)
String	asSerializableString() Returns a string that fully serializes this instance.
DataType	copy(boolean isNullable) Returns a deep copy of this type with possibly different nullability.
List<DataType>	getChildren()

从类继承的方法 org.apache.flink.cdc.common.types.DataType

asSummaryString, copy, equals, getTypeRoot, hashCode, is, is, isAnyOf, isAnyOf, isNullable, notNull, nullable, toString, withNullability

从类继承的方法 java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

构造器详细资料

DateType

public DateType(boolean isNullable)

DateType

public DateType()

方法详细资料

copy

public DataType copy(boolean isNullable)

从类复制的说明: DataType

Returns a deep copy of this type with possibly different nullability.

指定者:

copy 在类中 DataType

参数:

isNullable - the intended nullability of the copied type

返回:

a deep copy

asSerializableString

public String asSerializableString()

从类复制的说明: DataType

Returns a string that fully serializes this instance. The serialized string can be used for transmitting or persisting a type.

指定者:

asSerializableString 在类中 DataType

返回:

detailed string for transmission or persistence

getChildren

public List<DataType> getChildren()

指定者:

getChildren 在类中 DataType

accept

public <R> R accept(DataTypeVisitor<R> visitor)

指定者:

accept 在类中 DataType