| Locking Subsystem and Related Methods | Description | 
|---|---|
| DbEnv::set_lk_conflicts | Set lock conflicts matrix | 
| DbEnv::set_lk_detect | Set automatic deadlock detection | 
| DbEnv::set_lk_max_lockers | Set maximum number of lockers | 
| DbEnv::set_lk_max_locks | Set maximum number of locks | 
| DbEnv::set_lk_max_objects | Set maximum number of lock objects | 
| DbEnv::set_timeout | Set lock and transaction timeout | 
| DbEnv::lock_detect | Perform deadlock detection | 
| DbEnv::lock_get | Acquire a lock | 
| DbEnv::lock_id | Acquire a locker ID | 
| DbEnv::lock_id_free | Release a locker ID | 
| DbEnv::lock_put | Release a lock | 
| DbEnv::lock_stat | Return lock subsystem statistics | 
| DbEnv::lock_vec | Acquire/release locks |