Troubleshooting Internal error ora-600 [kxspoac : EXL 1] after enable 10503 event
简单记录一下这个内部错误 ora-600 [kxspoac : EXL 1], 环境11.2.0.3 RAC on hpux ia, 这是一个并行查询相关的错误，当启了10503 event后并行查询带绑定变量的SQL时有可能会出现此错误。
10503 event
SQL ordered by Version Count and Troubleshooting
the cause:
bug,related to name resolution issues, bind buffer length, fine grained access control, cursor invalidation, or any of the other common structural or coding reasons for multiple child cursors