com.aliyun.odps.table

Class DataSchema

java.lang.Object

com.aliyun.odps.table.DataSchema

All Implemented Interfaces:

Serializable

public class DataSchema
extends Object
implements Serializable

Serialized table schema.

See Also:

Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	DataSchema.Attribute
static class	DataSchema.Builder

Constructor Summary

Constructors

Constructor and Description
DataSchema(List<Column> columns)
DataSchema(List<Column> columns, List<String> partitionKeys)

Method Summary

Modifier and Type	Method and Description
boolean	equals(Object o)
Optional<Column>	getColumn(int columnIndex)
Optional<Column>	getColumn(String columnName)
int	getColumnCount()
List<com.aliyun.odps.type.TypeInfo>	getColumnDataTypes()
List<String>	getColumnNames()
List<Column>	getColumns()
List<String>	getPartitionKeys()
int	hashCode()
static DataSchema.Builder	newBuilder()
String	toString()

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

DataSchema

public DataSchema(List<Column> columns)

DataSchema

public DataSchema(List<Column> columns,
                  List<String> partitionKeys)

Method Detail

toString

public String toString()

Overrides:

toString in class Object

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

getColumnCount

public int getColumnCount()

getColumns

public List<Column> getColumns()

getPartitionKeys

public List<String> getPartitionKeys()

getColumnNames

public List<String> getColumnNames()

getColumnDataTypes

public List<com.aliyun.odps.type.TypeInfo> getColumnDataTypes()

getColumn

public Optional<Column> getColumn(int columnIndex)

getColumn

public Optional<Column> getColumn(String columnName)

newBuilder

public static DataSchema.Builder newBuilder()