Method: Fills WHERE clause of SQL request with date-related constraints.

Method: Fills LIMIT clause of SQL request based on user supplied parameters.

Method: Fills LIMIT parameters of SQL request based on user supplied parameters.

Method: Generates a virtual table given a list of IDs.

Method: Returns a comma separated list of the fields in the `query_args`, if there aren’t, returns `report_columns` keys.

Method: Returns a comma separated list of the field names prepared to be used for a selection after a join with `default_results`.

Method: Returns expected number of items on the page in case of date ordering.

Method: Returns true if there are any intervals that need to be filled in the response.

Method: Updates the LIMIT query part for Intervals query of the report.

Method: Casts strings returned from the database to appropriate data types for output.