de.uka.ipd.consensus.foundation.query
Interface QueryEngineResultSet

All Known Implementing Classes:

QueryEngineResultSetImpl

public interface QueryEngineResultSet

An object of this type is returned by QueryEngine.executeQuery() and represents the result of the query.

Version:

2006-06-14

Author:

Thomas Much

See Also:

QueryEngine.executeQuery(User, String)

Method Summary

int	getColumnCount() Returns of how many data columns each row consists.
Collection	getColumnNames() Returns a collection of the column names.
int	getRowCount() Returns how many result rows the query yielded.
Collection	getRows() Returns a collection of row collections, i.e. each entry in the returned collection is itself a collection containing the colums of the row.

Method Detail

getRowCount

public int getRowCount()

Returns how many result rows the query yielded.

Returns:

the number of result rows (0..n)

See Also:

getRows()

getColumnCount

public int getColumnCount()

Returns of how many data columns each row consists.

Returns:

the number of data columns (0..m) per row

See Also:

getColumnNames()

getRows

public Collection getRows()

Returns a collection of row collections, i.e. each entry in the returned collection is itself a collection containing the colums of the row.

Returns:

a collection of row collections

See Also:

getRowCount()

getColumnNames

public Collection getColumnNames()

Returns a collection of the column names. The names are not included in the data rows.

Returns:

a collection of the column names

See Also:

getColumnCount()