org.apache.paimon.flink.lookup

Class NewLookupFunction

java.lang.Object

org.apache.flink.table.functions.UserDefinedFunction

org.apache.flink.table.functions.TableFunction<org.apache.flink.table.data.RowData>

org.apache.flink.table.functions.LookupFunction

org.apache.paimon.flink.lookup.NewLookupFunction

All Implemented Interfaces:

Serializable, org.apache.flink.table.functions.FunctionDefinition

public class NewLookupFunction
extends org.apache.flink.table.functions.LookupFunction

New LookupFunction for 1.16+, it supports Flink retry join.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
NewLookupFunction(FileStoreLookupFunction function)

Method Summary

Modifier and Type	Method and Description
void	close()
Collection<org.apache.flink.table.data.RowData>	lookup(org.apache.flink.table.data.RowData keyRow)
void	open(org.apache.flink.table.functions.FunctionContext context)

Methods inherited from class org.apache.flink.table.functions.LookupFunction

eval

Methods inherited from class org.apache.flink.table.functions.TableFunction

collect, finish, getKind, getParameterTypes, getResultType, getTypeInference, setCollector

Methods inherited from class org.apache.flink.table.functions.UserDefinedFunction

functionIdentifier, toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.apache.flink.table.functions.FunctionDefinition

getRequirements, isDeterministic, supportsConstantFolding

Constructor Detail

NewLookupFunction

public NewLookupFunction(FileStoreLookupFunction function)

Method Detail

open

public void open(org.apache.flink.table.functions.FunctionContext context)
          throws Exception

Overrides:

open in class org.apache.flink.table.functions.UserDefinedFunction

Throws:

Exception

lookup

public Collection<org.apache.flink.table.data.RowData> lookup(org.apache.flink.table.data.RowData keyRow)
                                                       throws IOException

Specified by:

lookup in class org.apache.flink.table.functions.LookupFunction

Throws:

IOException

close

public void close()
           throws Exception

Overrides:

close in class org.apache.flink.table.functions.UserDefinedFunction

Throws:

Exception