程序包 org.apache.flink.streaming.connectors.redis.mapper

接口 RedisSinkMapper<T>

类型参数:

T -

所有超级接口:

org.apache.flink.api.common.functions.Function, RedisMapper<T>, Serializable

所有已知实现类:

RowRedisSinkMapper

public interface RedisSinkMapper<T>
extends RedisMapper<T>

方法概要

修饰符和类型	方法	说明
String	getFieldFromData(org.apache.flink.table.data.RowData rowData, org.apache.flink.table.types.logical.LogicalType logicalType, Integer fieldIndex)
String	getKeyFromData(org.apache.flink.table.data.RowData rowData, org.apache.flink.table.types.logical.LogicalType logicalType, Integer keyIndex)	Extracts key from data.
String	getValueFromData(org.apache.flink.table.data.RowData rowData, org.apache.flink.table.types.logical.LogicalType logicalType, Integer valueIndex)	Extracts value from data.

从接口继承的方法 org.apache.flink.streaming.connectors.redis.mapper.RedisMapper

getCommandDescription

方法详细资料

getKeyFromData

String getKeyFromData(org.apache.flink.table.data.RowData rowData,
                      org.apache.flink.table.types.logical.LogicalType logicalType,
                      Integer keyIndex)

Extracts key from data.

参数:

rowData - source data

返回:

key

getValueFromData

String getValueFromData(org.apache.flink.table.data.RowData rowData,
                        org.apache.flink.table.types.logical.LogicalType logicalType,
                        Integer valueIndex)

Extracts value from data.

参数:

rowData - source data

返回:

value

getFieldFromData

String getFieldFromData(org.apache.flink.table.data.RowData rowData,
                        org.apache.flink.table.types.logical.LogicalType logicalType,
                        Integer fieldIndex)

参数:

rowData -

fieldIndex -

返回: