From: 'Kevin D. ' <ke...@tr...> - 2006-02-16 23:40:35
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML><HEAD> <STYLE type=text/css> P, UL, OL, DL, DIR, MENU, PRE { margin: 0 auto;}</STYLE> <META content="MSHTML 6.00.2900.2802" name=GENERATOR></HEAD> <BODY leftMargin=1 topMargin=1 rightMargin=1><FONT face=Tahoma> <DIV><FONT face=Arial size=2>Bryan-</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2></FONT></DIV> <DIV><FONT face=Arial size=2>okay - I've got it printed out and added to my stack for next week.</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>The implementation described for write locks that I've read so far (including the figure that started this whole thing) is not even remotely the same as the MVCC design of PosgreSQL, but maybe there's another section of the paper that is...</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>- K</FONT></DIV> <DIV><FONT face=Arial size=2> </FONT> <TABLE> <TBODY> <TR> <TD width=1 bgColor=blue><FONT face=Arial size=2></FONT></TD> <TD><FONT face=Arial size=2><FONT color=red>> The paper in question divides the concurrency control problem into<BR>rw synchronization and ww synchronization problems and reviews<BR>techniques for solving those problems, each of which is "correct".<BR>It then suggests a variety of ways in which those techniques may<BR>be combined. E.g., 2PL for rw and MVCC for ww.<BR><BR>-bryan<BR><BR>-----Original Message-----<BR>From: <A href="mailto:jdb...@li..."><FONT color=#0000ff>jdb...@li...</FONT></A><BR>To: ''JDBM Developer listserv ' '<BR>Sent: 2/16/2006 6:30 PM<BR>Subject: re[12]: [Jdbm-developer] MC-DataSafe (in Persistent Store Int e<BR>rface).<BR><BR>Bryan-<BR><BR>Are you are suggesting that 2PL in it's typical meaning (read locks) be<BR>applied to MVCC?<BR><BR>- K<BR><BR><BR> <BR>------------------------------------------------------- This SF.net<BR>email is sponsored by: Splunk Inc. Do you grep through log files for<BR>problems? Stop! Download the new AJAX search engine that makes searching<BR>your log files as easy as surfing the web. DOWNLOAD SPLUNK!<BR><A href="http://sel.as-us.falkag.net/sel?cmd=lnk&kid=103432&bid=230486&dat=121642"><FONT color=#0000ff>http://sel.as-us.falkag.net/sel?cmd=lnk&kid=103432&bid=230486&dat=121642</FONT></A><BR>_______________________________________________ Jdbm-developer mailing<BR>list <A href="mailto:Jdb...@li..."><FONT color=#0000ff>Jdb...@li...</FONT></A><BR><A href="https://lists.sourceforge.net/lists/listinfo/jdbm-developer"><FONT color=#0000ff>https://lists.sourceforge.net/lists/listinfo/jdbm-developer</FONT></A><BR><BR><<BR></FONT></FONT></TD></TR></TBODY></TABLE></DIV></FONT></BODY></HTML> |