Release v3.9.9
Published from npm package build Source: https://github.com/thedotmack/claude-mem-source
This commit is contained in:
Alex Newman
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import { Database } from 'better-sqlite3';
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import { Migration } from './Database.js';
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/**
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* Initial schema migration - creates all core tables
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*/
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export const migration001: Migration = {
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version: 1,
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up: (db: Database.Database) => {
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// Sessions table - core session tracking
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db.exec(`
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CREATE TABLE IF NOT EXISTS sessions (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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session_id TEXT UNIQUE NOT NULL,
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project TEXT NOT NULL,
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created_at TEXT NOT NULL,
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created_at_epoch INTEGER NOT NULL,
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source TEXT NOT NULL DEFAULT 'compress',
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archive_path TEXT,
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archive_bytes INTEGER,
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archive_checksum TEXT,
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archived_at TEXT,
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metadata_json TEXT
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);
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CREATE INDEX IF NOT EXISTS idx_sessions_project ON sessions(project);
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CREATE INDEX IF NOT EXISTS idx_sessions_created_at ON sessions(created_at_epoch DESC);
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CREATE INDEX IF NOT EXISTS idx_sessions_project_created ON sessions(project, created_at_epoch DESC);
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`);
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// Memories table - compressed memory chunks
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db.exec(`
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CREATE TABLE IF NOT EXISTS memories (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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session_id TEXT NOT NULL,
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text TEXT NOT NULL,
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document_id TEXT UNIQUE,
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keywords TEXT,
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created_at TEXT NOT NULL,
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created_at_epoch INTEGER NOT NULL,
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project TEXT NOT NULL,
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archive_basename TEXT,
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origin TEXT NOT NULL DEFAULT 'transcript',
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FOREIGN KEY (session_id) REFERENCES sessions(session_id) ON DELETE CASCADE
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);
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CREATE INDEX IF NOT EXISTS idx_memories_session ON memories(session_id);
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CREATE INDEX IF NOT EXISTS idx_memories_project ON memories(project);
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CREATE INDEX IF NOT EXISTS idx_memories_created_at ON memories(created_at_epoch DESC);
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CREATE INDEX IF NOT EXISTS idx_memories_project_created ON memories(project, created_at_epoch DESC);
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CREATE INDEX IF NOT EXISTS idx_memories_document_id ON memories(document_id);
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CREATE INDEX IF NOT EXISTS idx_memories_origin ON memories(origin);
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`);
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// Overviews table - session summaries (one per project)
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db.exec(`
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CREATE TABLE IF NOT EXISTS overviews (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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session_id TEXT NOT NULL,
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content TEXT NOT NULL,
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created_at TEXT NOT NULL,
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created_at_epoch INTEGER NOT NULL,
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project TEXT NOT NULL,
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origin TEXT NOT NULL DEFAULT 'claude',
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FOREIGN KEY (session_id) REFERENCES sessions(session_id) ON DELETE CASCADE
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);
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CREATE INDEX IF NOT EXISTS idx_overviews_session ON overviews(session_id);
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CREATE INDEX IF NOT EXISTS idx_overviews_project ON overviews(project);
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CREATE INDEX IF NOT EXISTS idx_overviews_created_at ON overviews(created_at_epoch DESC);
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CREATE INDEX IF NOT EXISTS idx_overviews_project_created ON overviews(project, created_at_epoch DESC);
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CREATE UNIQUE INDEX IF NOT EXISTS idx_overviews_project_latest ON overviews(project, created_at_epoch DESC);
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`);
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// Diagnostics table - system health and debug info
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db.exec(`
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CREATE TABLE IF NOT EXISTS diagnostics (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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session_id TEXT,
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message TEXT NOT NULL,
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severity TEXT NOT NULL DEFAULT 'info',
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created_at TEXT NOT NULL,
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created_at_epoch INTEGER NOT NULL,
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project TEXT NOT NULL,
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origin TEXT NOT NULL DEFAULT 'system',
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FOREIGN KEY (session_id) REFERENCES sessions(session_id) ON DELETE SET NULL
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);
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CREATE INDEX IF NOT EXISTS idx_diagnostics_session ON diagnostics(session_id);
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CREATE INDEX IF NOT EXISTS idx_diagnostics_project ON diagnostics(project);
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CREATE INDEX IF NOT EXISTS idx_diagnostics_severity ON diagnostics(severity);
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CREATE INDEX IF NOT EXISTS idx_diagnostics_created ON diagnostics(created_at_epoch DESC);
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`);
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// Transcript events table - raw conversation events
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db.exec(`
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CREATE TABLE IF NOT EXISTS transcript_events (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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session_id TEXT NOT NULL,
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project TEXT,
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event_index INTEGER NOT NULL,
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event_type TEXT,
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raw_json TEXT NOT NULL,
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captured_at TEXT NOT NULL,
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captured_at_epoch INTEGER NOT NULL,
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FOREIGN KEY (session_id) REFERENCES sessions(session_id) ON DELETE CASCADE,
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UNIQUE(session_id, event_index)
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);
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CREATE INDEX IF NOT EXISTS idx_transcript_events_session ON transcript_events(session_id, event_index);
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CREATE INDEX IF NOT EXISTS idx_transcript_events_project ON transcript_events(project);
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CREATE INDEX IF NOT EXISTS idx_transcript_events_type ON transcript_events(event_type);
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CREATE INDEX IF NOT EXISTS idx_transcript_events_captured ON transcript_events(captured_at_epoch DESC);
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`);
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console.log('✅ Created all database tables successfully');
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},
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down: (db: Database.Database) => {
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db.exec(`
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DROP TABLE IF EXISTS transcript_events;
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DROP TABLE IF EXISTS diagnostics;
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DROP TABLE IF EXISTS overviews;
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DROP TABLE IF EXISTS memories;
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DROP TABLE IF EXISTS sessions;
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`);
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}
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};
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/**
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* Migration 002 - Add hierarchical memory fields (v2 format)
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*/
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export const migration002: Migration = {
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version: 2,
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up: (db: Database.Database) => {
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// Add new columns for hierarchical memory structure
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db.exec(`
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ALTER TABLE memories ADD COLUMN title TEXT;
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ALTER TABLE memories ADD COLUMN subtitle TEXT;
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ALTER TABLE memories ADD COLUMN facts TEXT;
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ALTER TABLE memories ADD COLUMN concepts TEXT;
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ALTER TABLE memories ADD COLUMN files_touched TEXT;
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`);
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// Create indexes for the new fields to improve search performance
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db.exec(`
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CREATE INDEX IF NOT EXISTS idx_memories_title ON memories(title);
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CREATE INDEX IF NOT EXISTS idx_memories_concepts ON memories(concepts);
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`);
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console.log('✅ Added hierarchical memory fields to memories table');
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},
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down: (db: Database.Database) => {
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// Note: SQLite doesn't support DROP COLUMN in all versions
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// In production, we'd need to recreate the table without these columns
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// For now, we'll just log a warning
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console.log('⚠️ Warning: SQLite ALTER TABLE DROP COLUMN not fully supported');
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console.log('⚠️ To rollback, manually recreate the memories table');
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}
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};
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/**
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* All migrations in order
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*/
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export const migrations: Migration[] = [
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migration001,
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migration002
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];
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