DROP TRIGGER IF EXISTS earnings_update_timestamp_trigger; DROP TRIGGER IF EXISTS rewards_update_timestamp_trigger; DROP TRIGGER IF EXISTS claims_update_timestamp_trigger; DROP TRIGGER IF EXISTS transactions_update_timestamp_trigger; DROP TRIGGER IF EXISTS submissions_update_timestamp_trigger; DROP TRIGGER IF EXISTS contributions_update_timestamp_trigger; DROP TRIGGER IF EXISTS challenges_update_timestamp_trigger; DROP TRIGGER IF EXISTS pools_update_timestamp_trigger; DROP TRIGGER IF EXISTS members_update_timestamp_trigger; DROP TRIGGER IF EXISTS miners_update_timestamp_trigger; DROP TABLE IF EXISTS earnings; DROP TABLE IF EXISTS rewards; DROP TABLE IF EXISTS claims; DROP TABLE IF EXISTS transactions; DROP TABLE IF EXISTS submissions; DROP TABLE IF EXISTS contributions; DROP TABLE IF EXISTS challenges; DROP TABLE IF EXISTS pools; DROP TABLE IF EXISTS members; DROP TABLE IF EXISTS miners;