Package nl.cwi.monetdb.embedded.resultset

Class QueryResultRowSet

java.lang.Object

nl.cwi.monetdb.embedded.mapping.AbstractRowSet

nl.cwi.monetdb.embedded.resultset.QueryResultRowSet

All Implemented Interfaces:

Iterable

public class QueryResultRowSet
extends AbstractRowSet
implements Iterable

The row result set from a sendQuery.

Author:

Pedro Ferreira

Field Summary

Fields inherited from class nl.cwi.monetdb.embedded.mapping.AbstractRowSet

mappings, rows

Method Summary

Modifier and Type	Method	Description
MonetDBRow[]	getAllRows()	Gets all rows of this set.
<T> T[]	getColumnByIndex(int column)	Gets a column in this set as a Java class using the default mapping.
<T> T[]	getColumnByIndex(int column, Class<T> javaClass)	Gets a column in this set as a Java class.
<T> T[]	getColumnByName(String columnName)	Gets a column in this set as a Java class using the default mapping.
<T> T[]	getColumnByName(String columnName, Class<T> javaClass)	Gets a column in this set as a Java class.
int	getColumnIndexByName(String columnName)	Gets a column index in the result set by name.
int	getNumberOfRows()	Gets the number of rows in this set.
MonetDBRow	getSingleRow(int row)	Gets a single row in this set.
<T> T	getSingleValueByIndex(int row, int column)	Gets a single value in this set as a Java class using the default mapping.
<T> T	getSingleValueByIndex(int row, int column, Class<T> javaClass)	Gets a single value in this set as a Java class.
<T> T	getSingleValueByName(int row, String columnName)	Gets a single value in this set as a Java class using the default mapping.
<T> T	getSingleValueByName(int row, String columnName, Class<T> javaClass)	Gets a single value in this set as a Java class.
ListIterator<MonetDBRow>	iterator()

Methods inherited from class nl.cwi.monetdb.embedded.mapping.AbstractRowSet

getNumberOfColumns, getQueryResultTable

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Methods inherited from class java.lang.Object

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

Method Detail

getAllRows

public MonetDBRow[] getAllRows()

Gets all rows of this set.

Returns:

All rows of this set

getNumberOfRows

public int getNumberOfRows()

Gets the number of rows in this set.

Returns:

The number of rows in this set

getSingleRow

public MonetDBRow getSingleRow(int row)

Gets a single row in this set.

Parameters:

row - The index of the row to retrieve starting from 1

Returns:

A single row in this set

getColumnIndexByName

public int getColumnIndexByName(String columnName)

Description copied from class: AbstractRowSet

Gets a column index in the result set by name.

Specified by:

getColumnIndexByName in class AbstractRowSet

Parameters:

columnName - The column name

Returns:

The index number

getSingleValueByIndex

public <T> T getSingleValueByIndex(int row,
                                   int column,
                                   Class<T> javaClass)

Gets a single value in this set as a Java class.

Type Parameters:

T - A Java class mapped to a MonetDB data type

Parameters:

row - The index of the row to retrieve

column - The index of the column to retrieve

javaClass - The Java class to map

Returns:

The value mapped to a instance of the provided class

getSingleValueByIndex

public <T> T getSingleValueByIndex(int row,
                                   int column)

Gets a single value in this set as a Java class using the default mapping.

Type Parameters:

T - A Java class mapped to a MonetDB data type

Parameters:

row - The index of the row to retrieve

column - The index of the column to retrieve

Returns:

The value mapped to a instance of the provided class

getSingleValueByName

public <T> T getSingleValueByName(int row,
                                  String columnName,
                                  Class<T> javaClass)

Gets a single value in this set as a Java class.

Type Parameters:

T - A Java class mapped to a MonetDB data type

Parameters:

row - The index of the row to retrieve

columnName - The name of the column to retrieve

javaClass - The Java class to map

Returns:

The value mapped to a instance of the provided class

getSingleValueByName

public <T> T getSingleValueByName(int row,
                                  String columnName)

Gets a single value in this set as a Java class using the default mapping.

Type Parameters:

T - A Java class mapped to a MonetDB data type

Parameters:

row - The index of the row to retrieve

columnName - The name of the column to retrieve

Returns:

The value mapped to a instance of the provided class

getColumnByIndex

public <T> T[] getColumnByIndex(int column,
                                Class<T> javaClass)

Gets a column in this set as a Java class.

Type Parameters:

T - A Java class mapped to a MonetDB data type

Parameters:

column - The index of the column to retrieve

javaClass - The Java class

Returns:

The value mapped to a instance of the provided class

getColumnByIndex

public <T> T[] getColumnByIndex(int column)

Gets a column in this set as a Java class using the default mapping.

Type Parameters:

T - A Java class mapped to a MonetDB data type

Parameters:

column - The index of the column to retrieve

Returns:

The value mapped to a instance of the provided class

getColumnByName

public <T> T[] getColumnByName(String columnName,
                               Class<T> javaClass)

Gets a column in this set as a Java class.

Type Parameters:

T - A Java class mapped to a MonetDB data type

Parameters:

columnName - The name of the column to retrieve

javaClass - The Java class

Returns:

The value mapped to a instance of the provided class

getColumnByName

public <T> T[] getColumnByName(String columnName)

Gets a column in this set as a Java class using the default mapping.

Type Parameters:

T - A Java class mapped to a MonetDB data type

Parameters:

columnName - The name of the column to retrieve

Returns:

The value mapped to a instance of the provided class

iterator

public ListIterator<MonetDBRow> iterator()

Specified by:

iterator in interface Iterable