Database Tuning (MOSC)

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statistic gathering problem

edited Jun 16, 2012 4:59PM in Database Tuning (MOSC) 22 commentsAnswered
One of our production machine has not had any kind of analyze statistics for years. Right now, the system is running slow. I want to catch up with the statistics. However, there is no way to run all the statistics in one evening job. Some of the tables are huge. My question is, if I run some table statistics today, some tomorrow and some next week, will the system performance worse by having the tables all have different statistic collection date? My top waiting stats is CPU time. I figured before I tune the sql statement, I would just analyze

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