Package io.trino.plugin.deltalake

Class DeltaLakeColumnHandle

java.lang.Object

io.trino.plugin.deltalake.DeltaLakeColumnHandle

All Implemented Interfaces:

ColumnHandle

public class DeltaLakeColumnHandle
extends Object
implements ColumnHandle

Field Summary

Fields

Modifier and Type	Field	Description
static final String	FILE_MODIFIED_TIME_COLUMN_NAME
static final Type	FILE_MODIFIED_TIME_TYPE
static final String	FILE_SIZE_COLUMN_NAME
static final Type	FILE_SIZE_TYPE
static final Type	MERGE_ROW_ID_TYPE
static final String	PATH_COLUMN_NAME
static final Type	PATH_TYPE
static final String	ROW_ID_COLUMN_NAME

Constructor Summary

Constructors

Constructor	Description
DeltaLakeColumnHandle(String baseColumnName, Type baseType, OptionalInt baseFieldId, String basePhysicalColumnName, Type basePhysicalType, DeltaLakeColumnType columnType, Optional<DeltaLakeColumnProjectionInfo> projectionInfo)

Method Summary

Modifier and Type	Method	Description
boolean	equals(Object obj)
static DeltaLakeColumnHandle	fileModifiedTimeColumnHandle()
static DeltaLakeColumnHandle	fileSizeColumnHandle()
String	getBaseColumnName()
OptionalInt	getBaseFieldId()
String	getBasePhysicalColumnName()
Type	getBasePhysicalType()
Type	getBaseType()
String	getColumnName()
DeltaLakeColumnType	getColumnType()
Optional<DeltaLakeColumnProjectionInfo>	getProjectionInfo()
String	getQualifiedPhysicalName()
long	getRetainedSizeInBytes()
Type	getType()
int	hashCode()
boolean	isBaseColumn()
static DeltaLakeColumnHandle	mergeRowIdColumnHandle()
static DeltaLakeColumnHandle	pathColumnHandle()
HiveColumnHandle	toHiveColumnHandle()
String	toString()

Methods inherited from class java.lang.Object

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

Field Details

ROW_ID_COLUMN_NAME

public static final String ROW_ID_COLUMN_NAME

See Also:

• Constant Field Values

MERGE_ROW_ID_TYPE

public static final Type MERGE_ROW_ID_TYPE

PATH_COLUMN_NAME

public static final String PATH_COLUMN_NAME

See Also:

• Constant Field Values

PATH_TYPE

public static final Type PATH_TYPE

FILE_SIZE_COLUMN_NAME

public static final String FILE_SIZE_COLUMN_NAME

See Also:

• Constant Field Values

FILE_SIZE_TYPE

public static final Type FILE_SIZE_TYPE

FILE_MODIFIED_TIME_COLUMN_NAME

public static final String FILE_MODIFIED_TIME_COLUMN_NAME

See Also:

• Constant Field Values

FILE_MODIFIED_TIME_TYPE

public static final Type FILE_MODIFIED_TIME_TYPE

Constructor Details

DeltaLakeColumnHandle

public DeltaLakeColumnHandle(String baseColumnName,
 Type baseType,
 OptionalInt baseFieldId,
 String basePhysicalColumnName,
 Type basePhysicalType,
 DeltaLakeColumnType columnType,
 Optional<DeltaLakeColumnProjectionInfo> projectionInfo)

Method Details

getBaseColumnName

public String getBaseColumnName()

getBaseType

public Type getBaseType()

getBaseFieldId

public OptionalInt getBaseFieldId()

getBasePhysicalColumnName

public String getBasePhysicalColumnName()

getBasePhysicalType

public Type getBasePhysicalType()

getColumnType

public DeltaLakeColumnType getColumnType()

getProjectionInfo

public Optional<DeltaLakeColumnProjectionInfo> getProjectionInfo()

equals

public boolean equals(Object obj)

Specified by:

equals in interface ColumnHandle

Overrides:

equals in class Object

getColumnName

public String getColumnName()

getQualifiedPhysicalName

public String getQualifiedPhysicalName()

getRetainedSizeInBytes

public long getRetainedSizeInBytes()

isBaseColumn

public boolean isBaseColumn()

getType

public Type getType()

hashCode

public int hashCode()

Specified by:

hashCode in interface ColumnHandle

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object

toHiveColumnHandle

public HiveColumnHandle toHiveColumnHandle()

pathColumnHandle

public static DeltaLakeColumnHandle pathColumnHandle()

fileSizeColumnHandle

public static DeltaLakeColumnHandle fileSizeColumnHandle()

fileModifiedTimeColumnHandle

public static DeltaLakeColumnHandle fileModifiedTimeColumnHandle()

mergeRowIdColumnHandle

public static DeltaLakeColumnHandle mergeRowIdColumnHandle()