o Adding aggregation tables.

o Adding migration scripts for the schema.

1 files changed, 45 insertions, 0 deletions

diff --git a/migrations/sqls/20151019162208-base-up.sql b/migrations/sqls/20151019162208-base-up.sql
new file mode 100644
index 0000000..97b17a6
--- /dev/null
+++ b/migrations/sqls/20151019162208-base-up.sql
@@ -0,0 +1,45 @@
+DROP TABLE IF EXISTS value;
+DROP TABLE IF EXISTS device_property;
+DROP TABLE IF EXISTS device;
+DROP TABLE IF EXISTS message;
+
+DROP SEQUENCE IF EXISTS id_seq;
+
+CREATE SEQUENCE id_seq;
+
+CREATE TABLE message (
+  timestamp TIMESTAMPTZ   NOT NULL,
+  topic     VARCHAR(1000) NOT NULL,
+  message   BYTEA         NOT NULL
+);
+
+CREATE TABLE device (
+  id                BIGINT        NOT NULL DEFAULT nextval('id_seq'),
+  key               VARCHAR(1000) NOT NULL,
+  created_timestamp TIMESTAMPTZ   NOT NULL,
+  name              VARCHAR(1000),
+  description       VARCHAR(1000),
+
+  PRIMARY KEY (id),
+  CONSTRAINT uq_device__key UNIQUE (key)
+);
+
+CREATE TABLE device_property (
+  id                BIGINT        NOT NULL DEFAULT nextval('id_seq'),
+  device            BIGINT        NOT NULL REFERENCES device,
+  key               VARCHAR(1000) NOT NULL,
+  created_timestamp TIMESTAMPTZ   NOT NULL,
+  name              VARCHAR(1000),
+  description       VARCHAR(1000),
+  last_value        VARCHAR(1000),
+
+  PRIMARY KEY (id),
+  CONSTRAINT uq_device_property__key_name UNIQUE (id, name)
+);
+
+-- no constraints!
+CREATE TABLE value (
+  property  BIGINT      NOT NULL,
+  timestamp TIMESTAMPTZ NOT NULL,
+  value     VARCHAR(1000)
+);