Tweak database setup

Environment/Service/Data/Queries/CreateReading.sql

@@ -1,6 +1,4 @@
-INSERT INTO 
-    reading 
-    (
+INSERT INTO reading(
     time,
     name,
     model,
@@ -10,10 +8,8 @@ INSERT INTO
     luminance,
     gas_resistance,
     color_temperature,
-        air_quality_index
-    )
-VALUES 
-    (
+    air_quality_index)
+VALUES (
     @Timestamp,
     @Name,
     @Model,
@@ -23,8 +19,6 @@ VALUES
     @Luminance,
     @GasResistance,
     @ColorTemperature,
-        @AirQualityIndex
-    ) 
+    @AirQualityIndex)
 ON CONFLICT
-    ON CONSTRAINT reading_pk 
     DO NOTHING

Environment/Service/Data/Schema/1-Initial Schema.sql

@@ -1,17 +1,26 @@
-CREATE TABLE
-    reading (
+CREATE EXTENSION IF NOT EXISTS timescaledb;
+
+CREATE TABLE reading(
   time timestamptz NOT NULL,
   name text NOT NULL,
   model text NOT NULL,
   temperature DECIMAL NOT NULL,
   pressure DECIMAL NOT NULL,
   humidity DECIMAL NOT NULL,
-        luminance INT NOT NULL,
-        gas_resistance INT NOT NULL,
-        color_temperature INT NOT NULL,
+  luminance int NOT NULL,
+  gas_resistance int NOT NULL,
+  color_temperature int NOT NULL,
   air_quality_index DECIMAL NOT NULL,
   CONSTRAINT reading_pk PRIMARY KEY (time, name, model)
 );
 
 SELECT
   create_hypertable('reading', by_range('time'));
+
+ALTER TABLE reading SET (
+  timescaledb.compress, 
+  timescaledb.compress_segmentby = 'name, model', 
+  timescaledb.compress_orderby = 'time DESC');
+
+SELECT
+  add_compression_policy('reading', INTERVAL '7 days');