From: Martin Gainty Date: July 16 2009 2:29pm Subject: RE: Slow query Performance List-Archive: http://lists.mysql.com/mysql/218215 Message-Id: MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="_4e9e422f-7cc5-4482-84bd-2a22da48d61a_" --_4e9e422f-7cc5-4482-84bd-2a22da48d61a_ Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable when my.ini has query-cache-type =3D 1 setting the query results are placed in cache on first read second and consequent reads reference resultset from cache http://www.databasejournal.com/features/mysql/article.php/3110171/MySQLs-Qu= ery-Cache.htm Martin Gainty=20 Confucius say "Big Dog in door prevents newspaper from being stolen" ______________________________________________=20 Verzicht und Vertraulichkeitanmerkung/Note de d=E9ni et de confidentialit= =E9 =20 Diese Nachricht ist vertraulich. Sollten Sie nicht der vorgesehene Empfaeng= er sein=2C so bitten wir hoeflich um eine Mitteilung. Jede unbefugte Weiter= leitung oder Fertigung einer Kopie ist unzulaessig. Diese Nachricht dient l= ediglich dem Austausch von Informationen und entfaltet keine rechtliche Bin= dungswirkung. Aufgrund der leichten Manipulierbarkeit von E-Mails koennen w= ir keine Haftung fuer den Inhalt uebernehmen. Ce message est confidentiel et peut =EAtre privil=E9gi=E9. Si vous n'=EAtes= pas le destinataire pr=E9vu=2C nous te demandons avec bont=E9 que pour sat= isfaire informez l'exp=E9diteur. N'importe quelle diffusion non autoris=E9e= ou la copie de ceci est interdite. Ce message sert =E0 l'information seule= ment et n'aura pas n'importe quel effet l=E9galement obligatoire. =C9tant d= onn=E9 que les email peuvent facilement =EAtre sujets =E0 la manipulation= =2C nous ne pouvons accepter aucune responsabilit=E9 pour le contenu fourni= . > Date: Thu=2C 16 Jul 2009 10:08:03 -0400 > From: don_read@stripped > To: dsteplight@stripped > CC: mysql@stripped > Subject: Re: Slow query Performance >=20 > On Wed=2C 15 Jul 2009 23:53:05 -0400 Darryle Steplight said: >=20 > > Can you show us the output of DESCRIBE score and SHOW INDEX FROM score? > >=20 > > On Wed=2C Jul 15=2C 2009 at 6:44 PM=2C Tachu=AE= wrote: > > > I'm having random query slowness that i can only reproduce once. My m= ain > > > question is that the query runs faster the second time around but i d= ont > > > have ... >=20 > >=20 > > >=20 > >=20 > > --=20 > > A: It reverses the normal flow of conversation. > > Q: What's wrong with top-posting? > > A: Top-posting. > > Q: What's the biggest scourge on plain text email discussions? > >=20 >=20 > Anybody else see the irony here? >=20 > --=20 > Don Read don_read@stripped > It's always darkest before the dawn. So if you are going to > steal the neighbor's newspaper=2C that's the time to do it. >=20 > --=20 > MySQL General Mailing List > For list archives: http://lists.mysql.com/mysql > To unsubscribe: http://lists.mysql.com/mysql?unsub=3Dmgainty@stripped= om >=20 _________________________________________________________________ Insert movie times and more without leaving Hotmail=AE.=20 http://windowslive.com/Tutorial/Hotmail/QuickAdd?ocid=3DTXT_TAGLM_WL_HM_Tut= orial_QuickAdd_062009= --_4e9e422f-7cc5-4482-84bd-2a22da48d61a_--