org.apache.flink.table.runtime.context

接口 ExecutionContext

所有已知实现类:

ExecutionContextImpl

public interface ExecutionContext

A ExecutionContext contains information about the context in which functions are executed and the APIs to create state.

方法概要

限定符和类型	方法和说明
org.apache.flink.table.data.RowData	currentKey()
org.apache.flink.api.common.functions.RuntimeContext	getRuntimeContext()
void	setCurrentKey(org.apache.flink.table.data.RowData key) Sets current key.

方法详细资料

currentKey

org.apache.flink.table.data.RowData currentKey()

返回:

key of the current processed element.

setCurrentKey

void setCurrentKey(org.apache.flink.table.data.RowData key)

Sets current key.

getRuntimeContext

org.apache.flink.api.common.functions.RuntimeContext getRuntimeContext()