oracle的bug
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生产awr报告出现ORA-04023错误，竟是oracle的bug
大学同学在生产awr时，遇到ORA-04023错误，awr正式内容开始之前出现大量如下信息，并重复多次WARNING (-4023) ORA-04023: Object SELECT SUM(VALUE), COUNT(INSTANCE_NUMBER), SUM(INSTANCE_NUMBER) FROM DBA_HIST_SYS_TIME_MODEL WHERE DBID = :B4 AND SNAP_ID = :B3 AND INSTANCE_NUMBER MEMBER OF :B2 AND STAT_NAME = ...
