Package io.trino.plugin.deltalake.transactionlog

Class MetadataEntry

java.lang.Object

io.trino.plugin.deltalake.transactionlog.MetadataEntry

public class MetadataEntry
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	MetadataEntry.Format

Field Summary

Fields

Modifier and Type	Field	Description
static final String	DELTA_CHANGE_DATA_FEED_ENABLED_PROPERTY
static final String	DELTA_CHECKPOINT_WRITE_STATS_AS_JSON_PROPERTY
static final String	DELTA_CHECKPOINT_WRITE_STATS_AS_STRUCT_PROPERTY

Constructor Summary

Constructors

Constructor	Description
MetadataEntry(String id, String name, String description, MetadataEntry.Format format, String schemaString, List<String> partitionColumns, Map<String,String> configuration, long createdTime)

Method Summary

Modifier and Type	Method	Description
static Map<String,String>	configurationForNewTable(Optional<Long> checkpointInterval, Optional<Boolean> changeDataFeedEnabled, DeltaLakeSchemaSupport.ColumnMappingMode columnMappingMode, OptionalInt maxFieldId)
boolean	equals(Object o)
Optional<Long>	getCheckpointInterval()
Map<String,String>	getConfiguration()
long	getCreatedTime()
String	getDescription()
MetadataEntry.Format	getFormat()
String	getId()
List<String>	getLowercasePartitionColumns()	For use in read-path.
String	getName()
List<String>	getOriginalPartitionColumns()	For use in write-path.
String	getSchemaString()
int	hashCode()
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Details

DELTA_CHECKPOINT_WRITE_STATS_AS_JSON_PROPERTY

public static final String DELTA_CHECKPOINT_WRITE_STATS_AS_JSON_PROPERTY

See Also:

• Constant Field Values

DELTA_CHECKPOINT_WRITE_STATS_AS_STRUCT_PROPERTY

public static final String DELTA_CHECKPOINT_WRITE_STATS_AS_STRUCT_PROPERTY

See Also:

• Constant Field Values

DELTA_CHANGE_DATA_FEED_ENABLED_PROPERTY

public static final String DELTA_CHANGE_DATA_FEED_ENABLED_PROPERTY

See Also:

• Constant Field Values

Constructor Details

MetadataEntry

public MetadataEntry(String id,
 String name,
 String description,
 MetadataEntry.Format format,
 String schemaString,
 List<String> partitionColumns,
 Map<String,String> configuration,
 long createdTime)

Method Details

getId

public String getId()

getName

public String getName()

getDescription

public String getDescription()

getFormat

public MetadataEntry.Format getFormat()

getSchemaString

public String getSchemaString()

getOriginalPartitionColumns

public List<String> getOriginalPartitionColumns()

For use in write-path. Returns partition column names with case preserved.

getLowercasePartitionColumns

public List<String> getLowercasePartitionColumns()

For use in read-path. Returns lowercase partition column names.

getConfiguration

public Map<String,String> getConfiguration()

getCreatedTime

public long getCreatedTime()

getCheckpointInterval

public Optional<Long> getCheckpointInterval()

configurationForNewTable

public static Map<String,String> configurationForNewTable(Optional<Long> checkpointInterval,
 Optional<Boolean> changeDataFeedEnabled,
 DeltaLakeSchemaSupport.ColumnMappingMode columnMappingMode,
 OptionalInt maxFieldId)

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object