<!-- MHonArc v2.4.4 --> <!--X-Subject: Re: [MUD-Dev] World Persistence, flat files v/s DB v/s ?? --> <!--X-From-R13: Xbry Rvyyba <rzvylNpbeaubyvb.arj.bk.np.hx> --> <!--X-Date: Sun, 22 Mar 1998 12:30:05 +0000 --> <!--X-Message-Id: Pine.LNX.3.95.980322122724.21929C-100000#cornholio,new.ox.ac.uk --> <!--X-Content-Type: text/plain --> <!--X-Reference: Pine.LNX.3.96.980321223049.1095A-100000#shamen,cyberhighway.net --> <!--X-Head-End--> <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2//EN"> <html> <head> <title>MUD-Dev message, Re: [MUD-Dev] World Persistence, flat files v/s DB v/s ??</title> <!-- meta name="robots" content="noindex,nofollow" --> <link rev="made" href="mailto:emily#cornholio,new.ox.ac.uk"> </head> <body background="/backgrounds/paperback.gif" bgcolor="#ffffff" text="#000000" link="#0000FF" alink="#FF0000" vlink="#006000"> <font size="+4" color="#804040"> <strong><em>MUD-Dev<br>mailing list archive</em></strong> </font> <br> [ <a href="../">Other Periods</a> | <a href="../../">Other mailing lists</a> | <a href="/search.php3">Search</a> ] <br clear=all><hr> <!--X-Body-Begin--> <!--X-User-Header--> <!--X-User-Header-End--> <!--X-TopPNI--> Date: [ <a href="msg00810.html">Previous</a> | <a href="msg00812.html">Next</a> ] Thread: [ <a href="msg00810.html">Previous</a> | <a href="msg00820.html">Next</a> ] Index: [ <A HREF="author.html#00811">Author</A> | <A HREF="#00811">Date</A> | <A HREF="thread.html#00811">Thread</A> ] <!--X-TopPNI-End--> <!--X-MsgBody--> <!--X-Subject-Header-Begin--> <H1>Re: [MUD-Dev] World Persistence, flat files v/s DB v/s ??</H1> <HR> <!--X-Subject-Header-End--> <!--X-Head-of-Message--> <UL> <LI><em>To</em>: mud-dev <<A HREF="mailto:mud-dev#null,net">mud-dev#null,net</A>></LI> <LI><em>Subject</em>: Re: [MUD-Dev] World Persistence, flat files v/s DB v/s ??</LI> <LI><em>From</em>: Joel Dillon <<A HREF="mailto:emily#cornholio,new.ox.ac.uk">emily#cornholio,new.ox.ac.uk</A>></LI> <LI><em>Date</em>: Sun, 22 Mar 1998 12:30:03 +0000 (GMT)</LI> </UL> <!--X-Head-of-Message-End--> <!--X-Head-Body-Sep-Begin--> <HR> <!--X-Head-Body-Sep-End--> <!--X-Body-of-Message--> <PRE> On Sat, 21 Mar 1998, Ben Greear wrote: > > I'm contemplating a space based game, where once started, it will > never again resemble it's starting state (unless the starting world > image is saved of course.) It will be written in Java. > I've been thinking along these lines (a non-resetable mud) except I'm using C++. > The game will need to update it's persistant storage very often > to make this feasible. How often is very often? Wouldn't a backup and save to disk every half-hour or so be ok? > In my current game, I use ascii based flat files. I don't think > this will work so well for the space game. Well, it depends on what sort of machine spec you have, but I'd have thought ASCII flat files wouldn't be a big problem as long as you load all the data into memory when the server starts up > Also, as a java server, I don't think I can do a select on incomming > data. I think a thread for every player is a bit much...any suggestions > here? What's wrong with that? Threads aren't too expensive. Unless you're anticipating literally thousands of simultaneous players you should be fine. Jo </PRE> <!--X-Body-of-Message-End--> <!--X-MsgBody-End--> <!--X-Follow-Ups--> <HR> <ul compact><li><strong>Follow-Ups</strong>: <ul> <li><strong><A NAME="00827" HREF="msg00827.html">Re: [MUD-Dev] World Persistence, flat files v/s DB v/s ??</A></strong> <ul compact><li><em>From:</em> Ben Greear <greear#cyberhighway,net></li></ul> <li><strong><A NAME="00820" HREF="msg00820.html">Re: [MUD-Dev] World Persistence, flat files v/s DB v/s ??</A></strong> <ul compact><li><em>From:</em> Vadim Tkachenko <vt#freehold,crocodile.org></li></ul> </UL></LI></UL> <!--X-Follow-Ups-End--> <!--X-References--> <UL><LI><STRONG>References</STRONG>: <UL> <LI><STRONG><A NAME="00810" HREF="msg00810.html">World Persistence, flat files v/s DB v/s ??</A></STRONG> <UL><LI><EM>From:</EM> Ben Greear <greear#cyberhighway,net></LI></UL></LI> </UL></LI></UL> <!--X-References-End--> <!--X-BotPNI--> <UL> <LI>Prev by Date: <STRONG><A HREF="msg00810.html">World Persistence, flat files v/s DB v/s ??</A></STRONG> </LI> <LI>Next by Date: <STRONG><A HREF="msg00812.html">Re: [MUD-Dev] World Persistence, flat files v/s DB v/s ??</A></STRONG> </LI> <LI>Prev by thread: <STRONG><A HREF="msg00810.html">World Persistence, flat files v/s DB v/s ??</A></STRONG> </LI> <LI>Next by thread: <STRONG><A HREF="msg00820.html">Re: [MUD-Dev] World Persistence, flat files v/s DB v/s ??</A></STRONG> </LI> <LI>Index(es): <UL> <LI><A HREF="index.html#00811"><STRONG>Date</STRONG></A></LI> <LI><A HREF="thread.html#00811"><STRONG>Thread</STRONG></A></LI> </UL> </LI> </UL> <!--X-BotPNI-End--> <!--X-User-Footer--> <!--X-User-Footer-End--> <ul><li>Thread context: <BLOCKQUOTE><UL> <LI><STRONG>Re: [MUD-Dev] World Persistence, flat files v/s DB v/s ??</STRONG>, <EM>(continued)</EM> <ul compact> <ul compact> <LI><strong><A NAME="00839" HREF="msg00839.html">Re: [MUD-Dev] World Persistence, flat files v/s DB v/s ??</A></strong>, Ross Nicoll <a href="mailto:jrn#st-andrews,ac.uk">jrn#st-andrews,ac.uk</a>, Mon 23 Mar 1998, 08:09 GMT </LI> <LI><strong><A NAME="00845" HREF="msg00845.html">Re: [MUD-Dev] World Persistence, flat files v/s DB v/s ??</A></strong>, Matt Chatterley <a href="mailto:matt#mpc,dyn.ml.org">matt#mpc,dyn.ml.org</a>, Mon 23 Mar 1998, 18:05 GMT </LI> <LI><strong><A NAME="00882" HREF="msg00882.html">Re: [MUD-Dev] World Persistence, flat files v/s DB v/s ??</A></strong>, Vadim Tkachenko <a href="mailto:vt#freehold,crocodile.org">vt#freehold,crocodile.org</a>, Wed 25 Mar 1998, 05:02 GMT </LI> </ul> </ul> </LI> <LI><strong><A NAME="00810" HREF="msg00810.html">World Persistence, flat files v/s DB v/s ??</A></strong>, Ben Greear <a href="mailto:greear#cyberhighway,net">greear#cyberhighway,net</a>, Sun 22 Mar 1998, 05:39 GMT <UL> <LI><strong><A NAME="00811" HREF="msg00811.html">Re: [MUD-Dev] World Persistence, flat files v/s DB v/s ??</A></strong>, Joel Dillon <a href="mailto:emily#cornholio,new.ox.ac.uk">emily#cornholio,new.ox.ac.uk</a>, Sun 22 Mar 1998, 12:30 GMT <UL> <LI><strong><A NAME="00820" HREF="msg00820.html">Re: [MUD-Dev] World Persistence, flat files v/s DB v/s ??</A></strong>, Vadim Tkachenko <a href="mailto:vt#freehold,crocodile.org">vt#freehold,crocodile.org</a>, Sun 22 Mar 1998, 18:34 GMT <UL> <LI><strong><A NAME="00824" HREF="msg00824.html">Re: [MUD-Dev] World Persistence, flat files v/s DB v/s ??</A></strong>, Matt Chatterley <a href="mailto:matt#mpc,dyn.ml.org">matt#mpc,dyn.ml.org</a>, Sun 22 Mar 1998, 19:24 GMT <UL> <LI><strong><A NAME="00853" HREF="msg00853.html">World Persistence, flat files v/s DB v/s ??</A></strong>, s001gmu <a href="mailto:s001gmu#nova,wright.edu">s001gmu#nova,wright.edu</a>, Mon 23 Mar 1998, 19:44 GMT <UL> <LI><strong><A NAME="00871" HREF="msg00871.html">Re: [MUD-Dev] World Persistence, flat files v/s DB v/s ??</A></strong>, Joel Dillon <a href="mailto:emily#cornholio,new.ox.ac.uk">emily#cornholio,new.ox.ac.uk</a>, Tue 24 Mar 1998, 08:14 GMT </LI> </UL> </LI> </UL> </LI> </UL> </LI> </UL> </LI> </UL> </LI> </UL></BLOCKQUOTE> </ul> <hr> <center> [ <a href="../">Other Periods</a> | <a href="../../">Other mailing lists</a> | <a href="/search.php3">Search</a> ] </center> <hr> </body> </html>