接口的使用
org.apache.flink.table.store.file.predicate.Predicate

使用Predicate的程序包

程序包	说明
org.apache.flink.table.store.file.predicate
org.apache.flink.table.store.format

org.apache.flink.table.store.file.predicate中Predicate的使用

实现Predicate的org.apache.flink.table.store.file.predicate中的类

限定符和类型	类和说明
class	CompoundPredicate Non-leaf node in a Predicate tree.
class	LeafPredicate Leaf node of a Predicate tree.

返回Predicate的org.apache.flink.table.store.file.predicate中的方法

限定符和类型	方法和说明
static Predicate	PredicateBuilder.and(List<Predicate> predicates)
static Predicate	PredicateBuilder.and(Predicate... predicates)
Predicate	PredicateBuilder.between(int idx, Object includedLowerBound, Object includedUpperBound)
Predicate	PredicateBuilder.equal(int idx, Object literal)
static Predicate	PredicateConverter.fromMap(Map<String,String> map, org.apache.flink.table.types.logical.RowType rowType)
Predicate	PredicateBuilder.greaterOrEqual(int idx, Object literal)
Predicate	PredicateBuilder.greaterThan(int idx, Object literal)
Predicate	PredicateBuilder.in(int idx, List<Object> literals)
Predicate	PredicateBuilder.isNotNull(int idx)
Predicate	PredicateBuilder.isNull(int idx)
Predicate	PredicateBuilder.leaf(LeafUnaryFunction function, int idx)
Predicate	PredicateBuilder.leaf(NullFalseLeafBinaryFunction function, int idx, Object literal)
Predicate	PredicateBuilder.lessOrEqual(int idx, Object literal)
Predicate	PredicateBuilder.lessThan(int idx, Object literal)
Predicate	PredicateBuilder.notEqual(int idx, Object literal)
Predicate	PredicateBuilder.notIn(int idx, List<Object> literals)
static Predicate	PredicateBuilder.or(List<Predicate> predicates)
static Predicate	PredicateBuilder.or(Predicate... predicates)
Predicate	PredicateBuilder.startsWith(int idx, Object patternLiteral)
Predicate	PredicateConverter.visit(org.apache.flink.table.expressions.CallExpression call)
Predicate	PredicateConverter.visit(org.apache.flink.table.expressions.Expression expression)
Predicate	PredicateConverter.visit(org.apache.flink.table.expressions.FieldReferenceExpression fieldReferenceExpression)
Predicate	PredicateConverter.visit(org.apache.flink.table.expressions.TypeLiteralExpression typeLiteralExpression)
Predicate	PredicateConverter.visit(org.apache.flink.table.expressions.ValueLiteralExpression valueLiteralExpression)

返回变量类型为Predicate的类型的org.apache.flink.table.store.file.predicate中的方法

限定符和类型	方法和说明
List<Predicate>	CompoundPredicate.children()
static Optional<Predicate>	PredicateConverter.convert(org.apache.flink.table.types.logical.RowType rowType, org.apache.flink.table.expressions.ResolvedExpression filter) Try best to convert a ResolvedExpression to Predicate.
Optional<Predicate>	LeafPredicate.negate()
Optional<Predicate>	CompoundPredicate.negate()
Optional<Predicate>	Predicate.negate()
Optional<Predicate>	Or.negate(List<Predicate> children)
abstract Optional<Predicate>	CompoundPredicate.Function.negate(List<Predicate> children)
Optional<Predicate>	And.negate(List<Predicate> children)
static List<Predicate>	PredicateBuilder.pickTransformFieldMapping(List<Predicate> predicates, int[] fieldIdxMapping)
static List<Predicate>	PredicateBuilder.pickTransformFieldMapping(List<Predicate> predicates, List<String> inputFields, List<String> pickedFields)
static List<Predicate>	PredicateBuilder.splitAnd(Predicate predicate)
static List<Predicate>	PredicateBuilder.splitOr(Predicate predicate)
static Optional<Predicate>	PredicateBuilder.transformFieldMapping(Predicate predicate, int[] fieldIdxMapping)

参数类型为Predicate的org.apache.flink.table.store.file.predicate中的方法

限定符和类型	方法和说明
static Predicate	PredicateBuilder.and(Predicate... predicates)
static boolean	PredicateBuilder.containsFields(Predicate predicate, Set<String> fields)
static Predicate	PredicateBuilder.or(Predicate... predicates)
static List<Predicate>	PredicateBuilder.splitAnd(Predicate predicate)
static List<Predicate>	PredicateBuilder.splitOr(Predicate predicate)
static Optional<Predicate>	PredicateBuilder.transformFieldMapping(Predicate predicate, int[] fieldIdxMapping)

类型变量类型为Predicate的org.apache.flink.table.store.file.predicate中的方法参数

限定符和类型	方法和说明
static Predicate	PredicateBuilder.and(List<Predicate> predicates)
Optional<Predicate>	Or.negate(List<Predicate> children)
abstract Optional<Predicate>	CompoundPredicate.Function.negate(List<Predicate> children)
Optional<Predicate>	And.negate(List<Predicate> children)
static Predicate	PredicateBuilder.or(List<Predicate> predicates)
static List<Predicate>	PredicateBuilder.pickTransformFieldMapping(List<Predicate> predicates, int[] fieldIdxMapping)
static List<Predicate>	PredicateBuilder.pickTransformFieldMapping(List<Predicate> predicates, List<String> inputFields, List<String> pickedFields)
boolean	Or.test(long rowCount, FieldStats[] fieldStats, List<Predicate> children)
abstract boolean	CompoundPredicate.Function.test(long rowCount, FieldStats[] fieldStats, List<Predicate> children)
boolean	And.test(long rowCount, FieldStats[] fieldStats, List<Predicate> children)
boolean	Or.test(Object[] values, List<Predicate> children)
abstract boolean	CompoundPredicate.Function.test(Object[] values, List<Predicate> children)
boolean	And.test(Object[] values, List<Predicate> children)

类型变量类型为Predicate的org.apache.flink.table.store.file.predicate中的构造器参数

构造器和说明
CompoundPredicate(CompoundPredicate.Function function, List<Predicate> children)

org.apache.flink.table.store.format中Predicate的使用

类型变量类型为Predicate的org.apache.flink.table.store.format中的方法参数

限定符和类型	方法和说明
abstract org.apache.flink.connector.file.src.reader.BulkFormat<org.apache.flink.table.data.RowData,org.apache.flink.connector.file.src.FileSourceSplit>	FileFormat.createReaderFactory(org.apache.flink.table.types.logical.RowType type, int[][] projection, List<Predicate> filters) Create a BulkFormat from the type, with projection pushed down.