项目场景:
https://www.jb51.net/database/316030hx6.htm
SQLSERVER
出现死锁查找方法和解决办法
1.查询死锁语句
1.1 blocked<>0 select dbid,* from sys.sysprocesses where 1=1 and spid >50 and blocked <> 0
查询结果,如图所示
被阻塞的数据库ID:7
备阻塞会话ID:55、57、58
正在阻塞当前会话的ID:58、56
1.1 查询被阻塞的数据
Select name,dbid from master.sys.sysdatabases where dbid=7
1.2 查询被阻塞的表(注意:一定要在被阻塞的数据库中查询)
SELECT request_session_id spid, OBJECT_NAME( resource_associated_entity_id ) tableName FROM sys.dm_tran_locks WHERE resource_type = 'OBJECT'
1.3 查询阻塞或者死锁的语句
blocked:58
dbcc inputbuffer(58)
2 杀死死锁
blocked:58
kill 58