我们有一个由Postgres支持的应用程序，该应用程序已短暂锁定。Postgres日志显示了针对pg_database以下内容的一系列AccessExclusiveLock条目：
[13-1] sql_error_code = 00000 LOG: process 7045 still waiting for AccessExclusiveLock on object 0 of class 1262 of database 0 after 1000.123 ms
[6-1] sql_error_code = 00000 LOG: process 7132 still waiting for AccessExclusiveLock on object 0 of class 1262 of database 0 after 1000.118 ms
[6-1] sql_error_code = 00000 LOG: process 8824 still waiting for AccessExclusiveLock on object 0 of class 1262 of database 0 after 1000.133 ms
[14-1] sql_error_code = 00000 LOG: process 7045 acquired …postgresql ×1