tasko/backend/schema.sql
2025-12-10 15:19:07 +02:00

82 lines
2.6 KiB
SQL

-- Tasko Database Schema for PostgreSQL
-- Run this script as postgres superuser, then connect as tasko_user
-- Create database
CREATE DATABASE tasko_db;
-- Connect to the database
\c tasko_db
-- Create application user with limited privileges (best practice)
CREATE USER tasko_user WITH PASSWORD 'tasko_password';
-- Grant connection privilege
GRANT CONNECT ON DATABASE tasko_db TO tasko_user;
-- Create schema
CREATE SCHEMA IF NOT EXISTS public;
-- Grant schema usage
GRANT USAGE ON SCHEMA public TO tasko_user;
-- Create tables
CREATE TABLE users (
id VARCHAR(36) PRIMARY KEY,
username VARCHAR(100) UNIQUE NOT NULL,
email VARCHAR(255) UNIQUE NOT NULL,
password_hash VARCHAR(64) NOT NULL,
created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP NOT NULL
);
CREATE TABLE tokens (
token VARCHAR(36) PRIMARY KEY,
user_id VARCHAR(36) NOT NULL,
created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP NOT NULL,
FOREIGN KEY (user_id) REFERENCES users(id) ON DELETE CASCADE
);
CREATE TABLE task_lists (
id VARCHAR(36) PRIMARY KEY,
user_id VARCHAR(36) NOT NULL,
name VARCHAR(200) NOT NULL,
icon VARCHAR(10) DEFAULT '📝',
color VARCHAR(7) DEFAULT '#667eea',
created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP NOT NULL,
FOREIGN KEY (user_id) REFERENCES users(id) ON DELETE CASCADE
);
CREATE TABLE tasks (
id VARCHAR(36) PRIMARY KEY,
list_id VARCHAR(36) NOT NULL,
user_id VARCHAR(36) NOT NULL,
title VARCHAR(500) NOT NULL,
description TEXT,
completed BOOLEAN DEFAULT FALSE NOT NULL,
priority VARCHAR(20) DEFAULT 'medium',
created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP NOT NULL,
updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP NOT NULL,
FOREIGN KEY (list_id) REFERENCES task_lists(id) ON DELETE CASCADE,
FOREIGN KEY (user_id) REFERENCES users(id) ON DELETE CASCADE
);
-- Create indexes for better query performance
CREATE INDEX idx_tokens_user_id ON tokens(user_id);
CREATE INDEX idx_task_lists_user_id ON task_lists(user_id);
CREATE INDEX idx_tasks_list_id ON tasks(list_id);
CREATE INDEX idx_tasks_user_id ON tasks(user_id);
CREATE INDEX idx_tasks_completed ON tasks(completed);
-- Grant privileges to tasko_user
GRANT SELECT, INSERT, UPDATE, DELETE ON ALL TABLES IN SCHEMA public TO tasko_user;
-- Grant sequence privileges (for any future auto-increment columns)
GRANT USAGE, SELECT ON ALL SEQUENCES IN SCHEMA public TO tasko_user;
-- Set default privileges for future tables
ALTER DEFAULT PRIVILEGES IN SCHEMA public GRANT SELECT, INSERT, UPDATE, DELETE ON TABLES TO tasko_user;
ALTER DEFAULT PRIVILEGES IN SCHEMA public GRANT USAGE, SELECT ON SEQUENCES TO tasko_user;
-- Display summary
\dt
\du