Index: /Users/mh/Documents/workspace/7.3/server/MySQL/my.tt
===================================================================
--- /Users/mh/Documents/workspace/7.3/server/MySQL/my.tt	(revision 24759)
+++ /Users/mh/Documents/workspace/7.3/server/MySQL/my.tt	(working copy)
@@ -12,6 +12,7 @@
 
 basedir               = [% basedir %]
 datadir               = [% datadir %]
+tmpdir                = [% tmpdir %]
 language              = [% language %]
 port                  = [% port %]
 socket                = [% socket %]

Index: /Users/mh/Documents/workspace/7.3/server/Slim/Utils/MySQLHelper.pm
===================================================================
--- /Users/mh/Documents/workspace/7.3/server/Slim/Utils/MySQLHelper.pm	(revision 24759)
+++ /Users/mh/Documents/workspace/7.3/server/Slim/Utils/MySQLHelper.pm	(working copy)
@@ -159,6 +159,7 @@
 		'errorLog' => catdir($cacheDir, 'mysql-error-log.txt'),
 		'bindAddress' => $prefs->get('bindAddress'),
 		'port'     => 9092,
+		'tmpdir'   => $cacheDir,
 	);
 
 	# If there's no data dir setup - that also means we need to create the system tables.