接口的使用
org.apache.paimon.predicate.PredicateVisitor

使用PredicateVisitor的程序包

程序包	说明
org.apache.paimon.fileindex
org.apache.paimon.fileindex.empty
org.apache.paimon.predicate

org.apache.paimon.fileindex中PredicateVisitor的使用

实现PredicateVisitor的org.apache.paimon.fileindex中的类

限定符和类型	类和说明
class	FileIndexReader Read file index from serialized bytes.

org.apache.paimon.fileindex.empty中PredicateVisitor的使用

实现PredicateVisitor的org.apache.paimon.fileindex.empty中的类

限定符和类型	类和说明
class	EmptyFileIndexReader Empty file index which has no writer and no serialized bytes.

org.apache.paimon.predicate中PredicateVisitor的使用

org.apache.paimon.predicate中PredicateVisitor的子接口

限定符和类型	接口和说明
interface	FunctionVisitor<T> A PredicateVisitor to visit functions.
interface	PredicateReplaceVisitor A PredicateVisitor to replace Predicate.

实现PredicateVisitor的org.apache.paimon.predicate中的类

限定符和类型	类和说明
class	LeafPredicateExtractor Extract leaf predicate for field names.
class	OnlyPartitionKeyEqualVisitor Visit the predicate and check if it only contains partition keys and can be push down.
class	PartitionPredicateVisitor Visit the predicate and check if it only contains partition key's predicate.
class	PredicateProjectionConverter A PredicateVisitor which converts Predicate with projection.

参数类型为PredicateVisitor的org.apache.paimon.predicate中的方法

限定符和类型	方法和说明
<T> T	LeafPredicate.visit(PredicateVisitor<T> visitor)
<T> T	CompoundPredicate.visit(PredicateVisitor<T> visitor)
<T> T	Predicate.visit(PredicateVisitor<T> visitor)