21 const std::string& table,
22 const std::string& lock_name,
26 void Acquire(std::chrono::milliseconds lock_ttl,
const std::string& locker_id)
override;
28 void Release(
const std::string& locker_id)
override;
35 const std::string acquire_query_;
36 const std::string release_query_;
37 const std::string lock_name_;
38 const std::string owner_prefix_;