Files
AI-Trader/api
Bill 2575e0c12a fix: add database schema migration for simulation_run_id column
Add automatic schema migration to handle existing databases that don't
have the simulation_run_id column in the positions table.

Problem:
- v0.3.0-alpha.3 databases lack simulation_run_id column
- CREATE TABLE IF NOT EXISTS doesn't add new columns to existing tables
- Index creation fails with "no such column: simulation_run_id"

Solution:
- Add _migrate_schema() function to detect and migrate old schemas
- Check if positions table exists and inspect its columns
- ALTER TABLE to add simulation_run_id if missing
- Run migration before creating indexes

This allows seamless upgrades from alpha.3 to alpha.4 without manual
database deletion or migration scripts.

Fixes docker compose startup error:
  sqlite3.OperationalError: no such column: simulation_run_id

Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>
2025-10-31 18:41:38 -04:00
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