Package io.trino.plugin.iceberg.catalog

Class AbstractIcebergTableOperations

java.lang.Object

io.trino.plugin.iceberg.catalog.AbstractIcebergTableOperations

All Implemented Interfaces:

IcebergTableOperations, org.apache.iceberg.TableOperations

Direct Known Subclasses:

AbstractMetastoreTableOperations, GlueIcebergTableOperations

@NotThreadSafe
public abstract class AbstractIcebergTableOperations
extends Object
implements IcebergTableOperations

Field Summary

Fields

Modifier and Type	Field	Description
protected org.apache.iceberg.TableMetadata	currentMetadata
protected String	currentMetadataLocation
protected final String	database
protected final org.apache.iceberg.io.FileIO	fileIo
protected final Optional<String>	location
protected static final String	METADATA_FOLDER_NAME
protected final Optional<String>	owner
protected final ConnectorSession	session
protected boolean	shouldRefresh
protected static final StorageFormat	STORAGE_FORMAT
protected final String	tableName
protected int	version

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	AbstractIcebergTableOperations(org.apache.iceberg.io.FileIO fileIo, ConnectorSession session, String database, String table, Optional<String> owner, Optional<String> location)

Method Summary

Modifier and Type	Method	Description
void	commit(org.apache.iceberg.TableMetadata base, org.apache.iceberg.TableMetadata metadata)
protected abstract void	commitNewTable(org.apache.iceberg.TableMetadata metadata)
protected abstract void	commitToExistingTable(org.apache.iceberg.TableMetadata base, org.apache.iceberg.TableMetadata metadata)
org.apache.iceberg.TableMetadata	current()
protected abstract String	getRefreshedLocation(boolean invalidateCaches)
protected SchemaTableName	getSchemaTableName()
void	initializeFromMetadata(org.apache.iceberg.TableMetadata tableMetadata)
org.apache.iceberg.io.FileIO	io()
org.apache.iceberg.io.LocationProvider	locationProvider()
String	metadataFileLocation(String filename)
protected static String	metadataFileLocation(org.apache.iceberg.TableMetadata metadata, String filename)
protected static String	newTableMetadataFilePath(org.apache.iceberg.TableMetadata meta, int newVersion)
protected static int	parseVersion(String metadataLocation)
org.apache.iceberg.TableMetadata	refresh()
org.apache.iceberg.TableMetadata	refresh(boolean invalidateCaches)
protected void	refreshFromMetadataLocation(String newLocation)
protected static List<Column>	toHiveColumns(List<org.apache.iceberg.types.Types.NestedField> columns)
protected String	writeNewMetadata(org.apache.iceberg.TableMetadata metadata, int newVersion)

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.iceberg.TableOperations

encryption, newSnapshotId, temp

Field Details

METADATA_FOLDER_NAME

protected static final String METADATA_FOLDER_NAME

See Also:

• Constant Field Values

STORAGE_FORMAT

protected static final StorageFormat STORAGE_FORMAT

session

protected final ConnectorSession session

database

protected final String database

tableName

protected final String tableName

owner

protected final Optional<String> owner

location

protected final Optional<String> location

fileIo

protected final org.apache.iceberg.io.FileIO fileIo

currentMetadata

protected org.apache.iceberg.TableMetadata currentMetadata

currentMetadataLocation

protected String currentMetadataLocation

shouldRefresh

protected boolean shouldRefresh

version

protected int version

Constructor Details

AbstractIcebergTableOperations

protected AbstractIcebergTableOperations(org.apache.iceberg.io.FileIO fileIo,
 ConnectorSession session,
 String database,
 String table,
 Optional<String> owner,
 Optional<String> location)

Method Details

initializeFromMetadata

public void initializeFromMetadata(org.apache.iceberg.TableMetadata tableMetadata)

Specified by:

initializeFromMetadata in interface IcebergTableOperations

current

public org.apache.iceberg.TableMetadata current()

Specified by:

current in interface org.apache.iceberg.TableOperations

refresh

public org.apache.iceberg.TableMetadata refresh()

Specified by:

refresh in interface org.apache.iceberg.TableOperations

refresh

public org.apache.iceberg.TableMetadata refresh(boolean invalidateCaches)

commit

public void commit(@Nullable
 org.apache.iceberg.TableMetadata base,
 org.apache.iceberg.TableMetadata metadata)

Specified by:

commit in interface org.apache.iceberg.TableOperations

getRefreshedLocation

protected abstract String getRefreshedLocation(boolean invalidateCaches)

commitNewTable

protected abstract void commitNewTable(org.apache.iceberg.TableMetadata metadata)

commitToExistingTable

protected abstract void commitToExistingTable(org.apache.iceberg.TableMetadata base,
 org.apache.iceberg.TableMetadata metadata)

io

public org.apache.iceberg.io.FileIO io()

Specified by:

io in interface org.apache.iceberg.TableOperations

metadataFileLocation

public String metadataFileLocation(String filename)

Specified by:

metadataFileLocation in interface org.apache.iceberg.TableOperations

locationProvider

public org.apache.iceberg.io.LocationProvider locationProvider()

Specified by:

locationProvider in interface org.apache.iceberg.TableOperations

getSchemaTableName

protected SchemaTableName getSchemaTableName()

writeNewMetadata

protected String writeNewMetadata(org.apache.iceberg.TableMetadata metadata,
 int newVersion)

refreshFromMetadataLocation

protected void refreshFromMetadataLocation(String newLocation)

newTableMetadataFilePath

protected static String newTableMetadataFilePath(org.apache.iceberg.TableMetadata meta,
 int newVersion)

metadataFileLocation

protected static String metadataFileLocation(org.apache.iceberg.TableMetadata metadata,
 String filename)

parseVersion

protected static int parseVersion(String metadataLocation)

toHiveColumns

protected static List<Column> toHiveColumns(List<org.apache.iceberg.types.Types.NestedField> columns)