Now doesn't need batv correction view any more so view removed and python updated to use actual table

Author: pjb304

database/feshie-structure.sql

@@ -218,16 +218,7 @@ CREATE TABLE IF NOT EXISTS `battery_readings` (
 --       `devices` -> `id`
 --
 
--- --------------------------------------------------------
 
---
--- Stand-in structure for view `battery_readings_corrected`
---
-CREATE TABLE IF NOT EXISTS `battery_readings_corrected` (
-`device_id` varchar(40)
-,`timestamp` datetime
-,`value` double
-);
 -- --------------------------------------------------------
 
 --
@@ -754,14 +745,7 @@ CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW
 
 -- --------------------------------------------------------
 
---
--- Structure for view `battery_readings_corrected`
---
-DROP TABLE IF EXISTS `battery_readings_corrected`;
 
-CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `battery_readings_corrected` AS select `battery_readings`.`device_id` AS `device_id`,`battery_readings`.`timestamp` AS `timestamp`,((`battery_readings`.`value` * 1.4417) - 0.2532) AS `value` from `battery_readings`;
-
--- --------------------------------------------------------
 
 --
 -- Structure for view `chain_temperatures`

feshiedb.py

@@ -369,7 +369,7 @@ def get_temperature_readings(self, node):
     def get_battery_readings(self, node):
         if self.db is None:
             raise FeshieDbError()
-        self.db.query("SELECT DATE_FORMAT( timestamp, \"%%Y-%%m-%%d %%H:%%i:00\"), value FROM battery_readings_corrected WHERE device_id = \"%s\" AND timestamp > \"%s\" AND timestamp <= NOW();" %  (node, DATE_LIMIT))
+        self.db.query("SELECT DATE_FORMAT( timestamp, \"%%Y-%%m-%%d %%H:%%i:00\"), value FROM battery_readings WHERE device_id = \"%s\" AND timestamp > \"%s\" AND timestamp <= NOW();" %  (node, DATE_LIMIT))
         raw = self.db.store_result().fetch_row(0)
         return raw