Comments on: Activerecord file fun http://blog.stone-head.org/activerecord-file-fun/ personal blog of Rudy Godoy Mon, 16 Jan 2012 16:48:00 +0000 hourly 1 http://wordpress.org/?v=3.3.1 By: Rudy Godoy http://blog.stone-head.org/activerecord-file-fun/comment-page-1/#comment-162 Rudy Godoy Sun, 11 Apr 2010 09:21:16 +0000 http://blog.stone-head.org/?p=161#comment-162 Yes, I took my chances :) had the data isolated (no read/write activity<br>from anyone else). You can get deterministic results in MySQL, for instance,<br>using store procedures, but that's another story. Yes, I took my chances :) had the data isolated (no read/write activity
from anyone else). You can get deterministic results in MySQL, for instance,
using store procedures, but that's another story.

]]> By: tabo http://blog.stone-head.org/activerecord-file-fun/comment-page-1/#comment-161 tabo Sun, 11 Apr 2010 07:59:51 +0000 http://blog.stone-head.org/?p=161#comment-161 It looks very fragile. In SQL, queries without an ORDER BY are non-deterministic, so there is no real guarantee that you'll get the same ordering every time you run a plain SELECT.<br><br>You're lucky Murphy didn't knocked your door again ;) It looks very fragile. In SQL, queries without an ORDER BY are non-deterministic, so there is no real guarantee that you'll get the same ordering every time you run a plain SELECT.

You're lucky Murphy didn't knocked your door again ;)

]]> By: Rudy Godoy http://blog.stone-head.org/activerecord-file-fun/comment-page-1/#comment-158 Rudy Godoy Sun, 11 Apr 2010 02:21:16 +0000 http://blog.stone-head.org/?p=161#comment-158 Yes, I took my chances :) had the data isolated (no read/write activity<br>from anyone else). You can get deterministic results in MySQL, for instance,<br>using store procedures, but that's another story. Yes, I took my chances :) had the data isolated (no read/write activity
from anyone else). You can get deterministic results in MySQL, for instance,
using store procedures, but that's another story.

]]> By: tabo http://blog.stone-head.org/activerecord-file-fun/comment-page-1/#comment-157 tabo Sun, 11 Apr 2010 00:59:51 +0000 http://blog.stone-head.org/?p=161#comment-157 It looks very fragile. In SQL, queries without an ORDER BY are non-deterministic, so there is no real guarantee that you'll get the same ordering every time you run a plain SELECT.<br><br>You're lucky Murphy didn't knocked your door again ;) It looks very fragile. In SQL, queries without an ORDER BY are non-deterministic, so there is no real guarantee that you'll get the same ordering every time you run a plain SELECT.

You're lucky Murphy didn't knocked your door again ;)

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