SQLConnections[] returns a list of the open SQLConnection objects.
SQLExpr[expr] allows a Mathematica expression to be stored in a database.
SQLResultSetColumnNames[rs] returns a list of {table, column} pairs for each column in a result set.
SQLResultSets[] returns a list of the open SQLResultSet objects.
SQLSchemaInformation[conn] returns information about the schemas available through an SQL connection.
$SQLTimeout gives the default time in seconds that DatabaseLink waits while opening connections and executing database queries.
AddToClassPath[path_1, path_2, ...] adds the specified full paths to directories and jar or zip files to the J/Link class search path.
AppletViewer[javaclass, parameters] displays a window with an applet of the specified JavaClass running in it. AppletViewer["classname", parameters] displays a window running ...
ConnectToFrontEnd[] establishes a link to the notebook front end for use by the UseFrontEnd[] function.
Fields[javaclass] returns a list of the Java declarations for all fields of the specified JavaClass. Fields["classname"] lists the fields for the named class. ...