[Maria-developers] TCP CRCs - relevant for client/server including replication communications

2011-07-05 Thread Arjen Lentz
Hi all See http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.27.7611 In a nutshell, you cannot expect TCP streams to be error free, instead expect a packet to go wrong every few days; that's quite significant, particularly when talking about replication streams. And most if not all of us

Re: [Maria-developers] TCP CRCs - relevant for client/server including replication communications

2011-07-05 Thread Kristian Nielsen
Arjen Lentz ar...@openquery.com writes: It's a serious case for having CRCs in the binlog (yes I know it's put in from Google patches to later versions in 5.5+ but I really want it in MariaDB, urgently!), but also as a potential consideration for other communications, including

Re: [Maria-developers] TCP CRCs - relevant for client/server including replication communications

2011-07-05 Thread Arjen Lentz
Hi Kristian From: Kristian Nielsen kniel...@knielsen-hq.org http://kb.askmonty.org/en/binlog-event-checksums Checksums are in MariaDB 5.3. It's also in the MariaDB 5.2 replication preview. Off by default? Cheers, Arjen. -- Arjen Lentz, Exec.Director @ Open Query (http://openquery.com)

Re: [Maria-developers] Fwd: [Commits] Rev 3071: Fix LP bug lp:802979 in file:///home/tsk/mprog/src/5.3-mwl89/

2011-07-05 Thread Sergey Petrunya
Hi Timour, On Mon, Jul 04, 2011 at 03:40:49PM +0300, Timour Katchaounov wrote: Sergey Could you please review my fix for bug lp:802979. I need you specifically because I needed to touch the range optimzizer to disable evaluation of single-row subqueries. Please consider if I chose the