| array_query | A simple query object that accepts and manages an array of parameters. |
| array_resultset | The array resultset class simulates a resultset object from a flat array. |
| base_resultset | An abstract class to query the database and manage the results. |
| csvfilequery | A class that represents the contents of a csv file as a query. |
| csvfileresultset | A class to return records out of a csv file, suitable for using in some reports. |
| pagination | A class to assist in building a paginator navigation for the results of a query. |
| query | An abstract class to provide the basic interface for a query class. |
| resultset | An abstract class to query the database and manage the results. |
| sql_query | A simple query class that generically accepts any SQL query. |
| sql_resultset | A class to allow iterating and fetching the results from an SQL query. |
| txtfilequery | A class to generate a query object from a text file. |
| txtfileresultset | A class to return lines out of a text file, suitable for using in some reports. |