On Fri, Jun 24, 2011 at 02:35:08PM +0800, HuangQi wrote: > Hi, > I'm trying to debug a modification for the query planner. But I found it > seems the data structure of my planned query is incorrect. I was trying to > print out the data structure by use the "p" command in gdb which is quite > inconvenient and takes time. May I know is there any embedded function in > postgres to print out the node data structures, or any other plan related > data structures? Thanks.
I don't know if anyone has done it, but recent versions of gdb apparenly can use python scripts, and use them to dump c++ library structures in readable formats. I guess someone could write some script to make debugging postgresql nicer (pretty printing snapshots, locks, etc). Have a nice day, -- Martijn van Oosterhout <klep...@svana.org> http://svana.org/kleptog/ > Patriotism is when love of your own people comes first; nationalism, > when hate for people other than your own comes first. > - Charles de Gaulle
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