Initial setup of environment service

Environment/Service/Data/Queries/CreateReading.sql

@@ -0,0 +1,25 @@
+BEGIN TRANSACTION
+
+INSERT Reading
+  (Timestamp, Name, Model, Temperature, Pressure, Humidity, Luminance, GasResistance, ColorTemperature, AirQualityIndex)
+SELECT
+  @Timestamp,
+  @Name,
+  @Model,
+  @Temperature,
+  @Pressure,
+  @Humidity,
+  @Luminance,
+  @GasResistance,
+  @ColorTemperature,
+  @AirQualityIndex
+WHERE NOT EXISTS
+  (
+    SELECT
+      1
+    FROM
+      Reading WITH (UPDLOCK, SERIALIZABLE)
+    WHERE Timestamp = @Timestamp AND Name = @Name AND Model = @Model
+  )
+
+COMMIT TRANSACTION