Inheritance diagram for kddml.Core.DataSources.DataBaseFactory:
Public Member Functions | |
DataBaseFactory (File f, String sql_query, JDBCConnection connection) throws KDDMLCoreException | |
DataBaseFactory (File f, File sql_query_path, JDBCConnection connection) throws KDDMLCoreException | |
void | setEmptyResultAdmitted (boolean empty_table_admitted) |
Protected Member Functions | |
Instance | nextInstance (Instances schema) throws InternalTableException |
int | getNumberOfAttributes () |
Attribute | getAttribute (int i) throws KDDMLCoreException |
String | getRelationName () |
Title: KDDML
Description: Knowledge Discovery in Database Environment
Copyright: Copyright (c) 2003-2005
Company: Universita' di Pisa - Dipartimento di Informatica
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Constructor given the physical file containing the object, the sql SELECT query as string and the DBMS connection parameters.
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Constructor given the physical file containing the object, the sql SELECT query as file and the DBMS connection parameters.
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Validate empty results. Empty tables can be obtained from not-SELECT queries, for example using UPDATE SQL statements.
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Returns the next instance from the input resource. Returns null if no more instances are available.
Implements kddml.Core.DataSources.InternalTableExternalFactory. |
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Returns the number of attributes of the table.
Implements kddml.Core.DataSources.InternalTableExternalFactory. |
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Returns the i-th attribute belonging to the data schema. Attribute number starts from 0.
Implements kddml.Core.DataSources.InternalTableExternalFactory. |
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Returns the relation name of this table.
Implements kddml.Core.DataSources.InternalTableExternalFactory. |