Files
cs348project/backend/migrations/0001_init.sql

41 lines
1.1 KiB
SQL

-- users (minimal for v0)
CREATE TABLE IF NOT EXISTS users (
id INTEGER PRIMARY KEY AUTOINCREMENT,
email VARCHAR(255) UNIQUE,
pass_bcrypt BLOB,
created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
);
-- conversations
CREATE TABLE IF NOT EXISTS conversations (
id INTEGER PRIMARY KEY AUTOINCREMENT,
owner_id INTEGER NOT NULL,
title VARCHAR(255),
created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
);
-- nodes
CREATE TABLE IF NOT EXISTS nodes (
id INTEGER PRIMARY KEY AUTOINCREMENT,
conversation_id INTEGER NOT NULL,
author_kind ENUM('user','assistant') NOT NULL,
content TEXT NOT NULL,
created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
);
-- edges (DAG)
CREATE TABLE IF NOT EXISTS edges (
parent_id INTEGER NOT NULL,
child_id INTEGER NOT NULL,
PRIMARY KEY(parent_id, child_id)
);
-- branches (named pointers)
CREATE TABLE IF NOT EXISTS branches (
id INTEGER PRIMARY KEY AUTOINCREMENT,
conversation_id INTEGER NOT NULL,
name VARCHAR(128) NOT NULL,
head_node_id INTEGER NOT NULL,
UNIQUE (conversation_id, name)
);