关于parse count (failures）的含义
If you try run a query which has a parse error built into it (such as ’select ssdate from dual’) then the optimizer will return a suitable Oracle error message (ORA-00904 in the given example). The statistic ‘parse count (failures)’ will go up by one
来自 “ ITPUB博客 ” ，链接：https://blog.itpub.net/20542911/viewspace-622246/ ，如需转载，请注明出处，否则将追究法律责任。
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