On Dec 27, 2009, at 6:59 PM, donniehan wrote: > Hi Tom, > > Thanks for your information. One more question, if i wanna get the accurate information about grantor(Sometimes the application just needs the information), what can i do? > Apparently i cannot get from the acls, so where can i get the info? > > -Dongni First, please, trim posts and don't top post, it makes it confusing for others to follow along with what's currently being discussed in a thread when you don't do either. As to how you can determine who *actually* made a particular grant, there isn't any built-in way. What you'd need to do is wrap your GRANT statements in functions that log what was done and by whom to a table and then consult that log table when you need that info. Erik Jones, Database Administrator Engine Yard Support, Scalability, Reliability 866.518.9273 x 260 Location: US/Pacific IRC: mage2k -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general