Files
lambdaiot-core/ai-improved.sql

84 lines
2.9 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)
);
-- Users table for authentication
CREATE TABLE users (
id BINARY(16) NOT NULL PRIMARY KEY,
username VARCHAR(50) NOT NULL UNIQUE,
password_hash VARCHAR(255) NOT NULL,
email VARCHAR(255),
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 index on username for faster lookups
CREATE INDEX idx_username ON users(username);
-- Insert default admin user (password: password)
-- bcrypt hash of "password"
INSERT INTO users (id, username, password_hash, email)
VALUES (
UUID_TO_BIN(UUID()),
'admin',
'$2a$10$y5R/aLl7Ah9GbdcR57f4ze0lX12suTJQvPyJwLE0RJXqWpg7lStAC',
'admin@example.com'
);