See: Description

| Interface | Description | 
|---|---|
| DatabaseConnection | DatabaseConnection is used to load data into a database. | 
| Class | Description | 
|---|---|
| AbstractDatabaseConnection | Abstract super class for all database connections. | 
| AbstractDatabaseConnection.Parameterizer | Parameterization class. | 
| ArrayAdapterDatabaseConnection | Import an existing data matrix ( double[rows][cols]) into an ELKI
 database. | 
| BundleDatabaseConnection | Class to load a database from a bundle file. | 
| BundleDatabaseConnection.Parameterizer | Parameterization class. | 
| ConcatenateFilesDatabaseConnection | Database that will loading multiple files, concatenating the results. | 
| ConcatenateFilesDatabaseConnection.Parameterizer | Parameterization class. | 
| DBIDRangeDatabaseConnection | This is a fake datasource that produces a static DBID range only. | 
| DBIDRangeDatabaseConnection.Parameterizer | Parameterization class. | 
| EmptyDatabaseConnection | Pseudo database that is empty. | 
| ExternalIDJoinDatabaseConnection | Joins multiple data sources by their label | 
| ExternalIDJoinDatabaseConnection.Parameterizer | Parameterization class. | 
| FileBasedDatabaseConnection | Provides a file based database connection based on the parser to be set. | 
| FileBasedDatabaseConnection.Parameterizer | Parameterization class. | 
| GeneratorXMLDatabaseConnection | Data source from an XML specification. | 
| GeneratorXMLDatabaseConnection.Parameterizer | Parameterization class. | 
| InputStreamDatabaseConnection | Provides a database connection expecting input from an input stream such as
 stdin. | 
| InputStreamDatabaseConnection.Parameterizer | Parameterization class. | 
| LabelJoinDatabaseConnection | Joins multiple data sources by their label | 
| LabelJoinDatabaseConnection.Parameterizer | Parameterization class. | 
| PresortedBlindJoinDatabaseConnection | Joins multiple data sources by their existing order. | 
| PresortedBlindJoinDatabaseConnection.Parameterizer | Parameterization class. | 
| RandomDoubleVectorDatabaseConnection | Produce a database of random double vectors with each dimension in [0:1]. | 
| RandomDoubleVectorDatabaseConnection.Parameterizer | Parameterization class. | 
Data normalization (and reconstitution) of data sets.