org.apache.flink.table.store.connector.lookup

类 FileStoreLookupFunction

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.store.connector.lookup.FileStoreLookupFunction

所有已实现的接口:

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

public class FileStoreLookupFunction
extends org.apache.flink.table.functions.TableFunction<org.apache.flink.table.data.RowData>

A lookup TableFunction for file store.

另请参阅:

序列化表格

构造器概要

构造器

构造器和说明
FileStoreLookupFunction(org.apache.flink.table.store.table.FileStoreTable table, int[] projection, int[] joinKeyIndex, org.apache.flink.table.store.file.predicate.Predicate predicate)

方法概要

限定符和类型	方法和说明
void	close()
void	eval(Object... values) Used by code generation.
void	open(org.apache.flink.table.functions.FunctionContext context)

从类继承的方法 org.apache.flink.table.functions.TableFunction

collect, getKind, getParameterTypes, getResultType, getTypeInference, setCollector

从类继承的方法 org.apache.flink.table.functions.UserDefinedFunction

functionIdentifier, toString

从类继承的方法 java.lang.Object

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

从接口继承的方法 org.apache.flink.table.functions.FunctionDefinition

getRequirements, isDeterministic

构造器详细资料

FileStoreLookupFunction

public FileStoreLookupFunction(org.apache.flink.table.store.table.FileStoreTable table,
                               int[] projection,
                               int[] joinKeyIndex,
                               @Nullable
                               org.apache.flink.table.store.file.predicate.Predicate predicate)

方法详细资料

open

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

覆盖:

open 在类中 org.apache.flink.table.functions.UserDefinedFunction

抛出:

Exception

eval

public void eval(Object... values)
          throws IOException

Used by code generation.

抛出:

IOException

close

public void close()
           throws IOException

覆盖:

close 在类中 org.apache.flink.table.functions.UserDefinedFunction

抛出:

IOException