Add table applications and devices_applications for tracking installed applications per device and total installed application count.

migrations/201607110001_applications_down.sql

@@ -0,0 +1,4 @@
+DROP TABLE IF EXISTS devices_applications;
+DROP INDEX IF EXISTS idx_application_name;
+DROP INDEX IF EXISTS idx_application_identifier;
+DROP TABLE IF EXISTS applications;

migrations/201607110001_applications_up.sql

@@ -0,0 +1,26 @@
+CREATE EXTENSION IF NOT EXISTS "uuid-ossp";
+
+-- Cant have a unique constraint on name or identifier because it is possible to have multiple versions of the same
+-- bundle installed.
+CREATE TABLE IF NOT EXISTS applications (
+  application_uuid uuid PRIMARY KEY DEFAULT uuid_generate_v4(),
+  name text NOT NULL,
+  identifier text,
+  short_version text,
+  version text,
+  bundle_size integer,
+  dynamic_size integer,
+  is_validated bool,
+
+  install_count integer DEFAULT 1,
+  UNIQUE(name, version)
+);
+
+CREATE INDEX IF NOT EXISTS idx_application_name ON applications (name);
+CREATE INDEX IF NOT EXISTS idx_application_identifier ON applications (identifier);
+
+CREATE TABLE IF NOT EXISTS devices_applications (
+  device_uuid uuid REFERENCES devices(device_uuid) ON DELETE CASCADE,
+  application_uuid uuid REFERENCES applications(application_uuid) ON DELETE CASCADE
+);
+