得知,事务 1 等待的锁为:lock_mode X locks rec but not gap waiting24行:RECORD LOCKS space id 71816 page no 4 n bits 80 index idx_user_id of table mall.test_table trx id 95146581 lock_mode X locks rec but not gap 得知,事务 2 持有的锁为:lock_mode X locks rec but not gap34行:RE...