SELECT table_name FROM information_schema.tables
WHERE table_schema = DATABASE()
  AND table_name = 'qipai_reconciliation_runs';

SELECT column_name FROM information_schema.columns
WHERE table_schema = DATABASE() AND table_name = 'qipai_refunds'
  AND column_name IN (
    'client_request_id', 'provider', 'provider_callback_id',
    'failure_code', 'raw_response'
  ) ORDER BY column_name;

SELECT table_name, index_name FROM information_schema.statistics
WHERE table_schema = DATABASE()
  AND ((table_name = 'qipai_refunds'
        AND index_name IN (
          'uq_qipai_refund_client_request', 'uq_qipai_refund_callback'
        ))
    OR (table_name = 'qipai_reconciliation_runs'
        AND index_name = 'uq_qipai_reconciliation_request'))
GROUP BY table_name, index_name ORDER BY table_name, index_name;

SELECT version, name FROM qipai_schema_migrations WHERE version = '2026062216';
