Tweak database setup

Environment/Service/Data/Queries/CreateReading.sql

@@ -1,30 +1,24 @@
-INSERT INTO 
+INSERT INTO reading(
-    reading 
+    time,
-    (
+    name,
-        time, 
+    model,
-        name, 
+    temperature,
-        model, 
+    pressure,
-        temperature, 
+    humidity,
-        pressure, 
+    luminance,
-        humidity, 
+    gas_resistance,
-        luminance, 
+    color_temperature,
-        gas_resistance, 
+    air_quality_index)
-        color_temperature, 
+VALUES (
-        air_quality_index
+    @Timestamp,
-    )
+    @Name,
-VALUES 
+    @Model,
-    (
+    @Temperature,
-        @Timestamp, 
+    @Pressure,
-        @Name, 
+    @Humidity,
-        @Model, 
+    @Luminance,
-        @Temperature, 
+    @GasResistance,
-        @Pressure, 
+    @ColorTemperature,
-        @Humidity, 
+    @AirQualityIndex)
-        @Luminance, 
-        @GasResistance, 
-        @ColorTemperature, 
-        @AirQualityIndex
-    ) 
 ON CONFLICT
-    ON CONSTRAINT reading_pk 
+    DO NOTHING
-        DO NOTHING

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

@@ -1,17 +1,26 @@
-CREATE TABLE
+CREATE EXTENSION IF NOT EXISTS timescaledb;
-    reading (
+
-        time timestamptz NOT NULL,
+CREATE TABLE reading(
-        name text NOT NULL,
+  time timestamptz NOT NULL,
-        model text NOT NULL,
+  name text NOT NULL,
-        temperature DECIMAL NOT NULL,
+  model text NOT NULL,
-        pressure DECIMAL NOT NULL,
+  temperature DECIMAL NOT NULL,
-        humidity DECIMAL NOT NULL,
+  pressure DECIMAL NOT NULL,
-        luminance INT NOT NULL,
+  humidity DECIMAL NOT NULL,
-        gas_resistance INT NOT NULL,
+  luminance int NOT NULL,
-        color_temperature INT NOT NULL,
+  gas_resistance int NOT NULL,
-        air_quality_index DECIMAL NOT NULL,
+  color_temperature int NOT NULL,
-        CONSTRAINT reading_pk PRIMARY KEY (time, name, model)
+  air_quality_index DECIMAL NOT NULL,
-    );
+  CONSTRAINT reading_pk PRIMARY KEY (time, name, model)
+);
 
 SELECT
-    create_hypertable('reading', by_range('time'));
+  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');