oracle用plsql查詢死鎖
1、 點擊plsql 工具（tool），點擊會話（session） 2、點擊鎖，可以看到鎖的session ...
原文：Oracle查詢死鎖
select sample time,session id,sql id,event,sql plan hash value,blocking session from dba hist active sess history where to char sample time, yyyy mm dd hh :mi between : and : and EVENT enq: TX row loc ...
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