Tweak database setup

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

@@ -1,17 +1,26 @@
-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,
-        air_quality_index DECIMAL NOT NULL,
-        CONSTRAINT reading_pk PRIMARY KEY (time, name, model)
-    );
+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,
+  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');