Files
lambdaiot-core/ai-improved.sql

75 lines
2.7 KiB
SQL

-- Devices
CREATE TABLE devices (
id BINARY(16) NOT NULL PRIMARY KEY,
name VARCHAR(255) NOT NULL,
description TEXT NOT NULL,
location VARCHAR(255) NOT NULL,
status_id SMALLINT UNSIGNED NOT NULL,
created_at DATETIME(6) NOT NULL DEFAULT CURRENT_TIMESTAMP(6),
updated_at DATETIME(6) NOT NULL DEFAULT CURRENT_TIMESTAMP(6) ON UPDATE CURRENT_TIMESTAMP(6)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;
CREATE TABLE device_statuses (
id SMALLINT UNSIGNED PRIMARY KEY,
name VARCHAR(20) NOT NULL UNIQUE
);
INSERT INTO device_statuses (id, name) VALUES
(1,'ok'),(2,'pending'),(3,'lost'),(4,'disabled');
CREATE TABLE data_types (
id SMALLINT UNSIGNED PRIMARY KEY,
name VARCHAR(20) NOT NULL UNIQUE
);
INSERT INTO data_types (id, name) VALUES (1,'bool'),(2,'float');
-- Sensors
CREATE TABLE sensors (
id BINARY(16) NOT NULL PRIMARY KEY,
device_id BINARY(16) NOT NULL,
name VARCHAR(255) NOT NULL,
type VARCHAR(255) NOT NULL,
data_type_id SMALLINT UNSIGNED NOT NULL,
created_at DATETIME(6) NOT NULL DEFAULT CURRENT_TIMESTAMP(6),
updated_at DATETIME(6) NOT NULL DEFAULT CURRENT_TIMESTAMP(6) ON UPDATE CURRENT_TIMESTAMP(6),
FOREIGN KEY (device_id) REFERENCES devices(id) ON DELETE CASCADE,
FOREIGN KEY (data_type_id) REFERENCES data_types(id)
);
-- Sensor readings
CREATE TABLE sensor_readings (
id BIGINT UNSIGNED NOT NULL AUTO_INCREMENT PRIMARY KEY,
sensor_id BINARY(16) NOT NULL,
value DOUBLE NOT NULL,
value_at DATETIME(6) NOT NULL,
INDEX idx_sensor_time (sensor_id, value_at),
FOREIGN KEY (sensor_id) REFERENCES sensors(id) ON DELETE CASCADE
) ENGINE=InnoDB;
-- Actors (actuators)
CREATE TABLE actors (
id BINARY(16) NOT NULL PRIMARY KEY,
device_id BINARY(16) NOT NULL,
name VARCHAR(255) NOT NULL,
type VARCHAR(255) NOT NULL,
data_type_id SMALLINT UNSIGNED NOT NULL,
created_at DATETIME(6) NOT NULL DEFAULT CURRENT_TIMESTAMP(6),
updated_at DATETIME(6) NOT NULL DEFAULT CURRENT_TIMESTAMP(6) ON UPDATE CURRENT_TIMESTAMP(6),
FOREIGN KEY (device_id) REFERENCES devices(id) ON DELETE CASCADE,
FOREIGN KEY (data_type_id) REFERENCES data_types(id)
);
-- Insert test device
INSERT INTO devices (id, name, description, location, status_id)
VALUES (UUID_TO_BIN(UUID()), 'TestDevice', 'Test device for development', 'Lab', 1);
SET @device_id = (SELECT id FROM devices WHERE name = 'TestDevice' LIMIT 1);
-- Insert bool sensor
INSERT INTO sensors (id, device_id, name, type, data_type_id)
VALUES (UUID_TO_BIN(UUID()), @device_id, 'TestSensor', 'bool_sensor', 1);
-- Insert bool actor
INSERT INTO actors (id, device_id, name, type, data_type_id)
VALUES (UUID_TO_BIN(UUID()), @device_id, 'TestActor', 'bool_actor', 1);