Package io.trino.plugin.deltalake.transactionlog.checkpoint

Class CheckpointEntryIterator

java.lang.Object

com.google.common.collect.UnmodifiableIterator<DeltaLakeTransactionLogEntry>

com.google.common.collect.AbstractIterator<DeltaLakeTransactionLogEntry>

io.trino.plugin.deltalake.transactionlog.checkpoint.CheckpointEntryIterator

All Implemented Interfaces:

Iterator<DeltaLakeTransactionLogEntry>

public class CheckpointEntryIterator
extends com.google.common.collect.AbstractIterator<DeltaLakeTransactionLogEntry>

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static enum	CheckpointEntryIterator.EntryType

Constructor Summary

Constructors

Constructor

Description

CheckpointEntryIterator(TrinoInputFile checkpoint, ConnectorSession session, long fileSize, CheckpointSchemaManager checkpointSchemaManager, TypeManager typeManager, Set<CheckpointEntryIterator.EntryType> fields, Optional<MetadataEntry> metadataEntry, Optional<ProtocolEntry> protocolEntry, io.trino.plugin.hive.FileFormatDataSourceStats stats, ParquetReaderOptions parquetReaderOptions, boolean checkpointRowStatisticsWritingEnabled, int domainCompactionThreshold, TupleDomain<DeltaLakeColumnHandle> partitionConstraint, Optional<Predicate<String>> addStatsMinMaxColumnFilter)

Method Summary

Modifier and Type	Method	Description
void	close()
protected DeltaLakeTransactionLogEntry	computeNext()

Methods inherited from class com.google.common.collect.AbstractIterator

endOfData, hasNext, next, peek

Methods inherited from class com.google.common.collect.UnmodifiableIterator

remove

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Iterator

forEachRemaining

Constructor Details

CheckpointEntryIterator

public CheckpointEntryIterator(TrinoInputFile checkpoint,
 ConnectorSession session,
 long fileSize,
 CheckpointSchemaManager checkpointSchemaManager,
 TypeManager typeManager,
 Set<CheckpointEntryIterator.EntryType> fields,
 Optional<MetadataEntry> metadataEntry,
 Optional<ProtocolEntry> protocolEntry,
 io.trino.plugin.hive.FileFormatDataSourceStats stats,
 ParquetReaderOptions parquetReaderOptions,
 boolean checkpointRowStatisticsWritingEnabled,
 int domainCompactionThreshold,
 TupleDomain<DeltaLakeColumnHandle> partitionConstraint,
 Optional<Predicate<String>> addStatsMinMaxColumnFilter)

Method Details

computeNext

protected DeltaLakeTransactionLogEntry computeNext()

Specified by:

computeNext in class com.google.common.collect.AbstractIterator<DeltaLakeTransactionLogEntry>

close

public void close()