Package org.apache.drill.exec.store.pojo

Class PojoDataType

java.lang.Object

org.apache.drill.exec.store.RecordDataType

org.apache.drill.exec.store.pojo.PojoDataType

public class PojoDataType
extends RecordDataType

This class uses reflection of a Java class to construct a RecordDataType.

Constructor Summary

Constructors

Constructor	Description
PojoDataType(Class<?> pojoClass)

Method Summary

Modifier and Type	Method	Description
List<String>	getFieldNames()
List<AbstractMap.SimpleImmutableEntry<org.apache.calcite.sql.type.SqlTypeName,Boolean>>	getFieldSqlTypeNames()
Class<?>	getPojoClass()

Methods inherited from class org.apache.drill.exec.store.RecordDataType

getRowType

Methods inherited from class java.lang.Object

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

Constructor Details

PojoDataType

public PojoDataType(Class<?> pojoClass)

Method Details

getPojoClass

public Class<?> getPojoClass()

getFieldSqlTypeNames

public List<AbstractMap.SimpleImmutableEntry<org.apache.calcite.sql.type.SqlTypeName,Boolean>> getFieldSqlTypeNames()

Specified by:

getFieldSqlTypeNames in class RecordDataType

Returns:

the SqlTypeName of columns in the table as a pair with its nullability

getFieldNames

public List<String> getFieldNames()

Specified by:

getFieldNames in class RecordDataType

Returns:

the column names in the table