<?xml version='1.0' encoding='UTF-8'?><?xml-stylesheet href="http://www.blogger.com/styles/atom.css" type="text/css"?><feed xmlns='http://www.w3.org/2005/Atom' xmlns:openSearch='http://a9.com/-/spec/opensearchrss/1.0/' xmlns:georss='http://www.georss.org/georss' xmlns:gd='http://schemas.google.com/g/2005' xmlns:thr='http://purl.org/syndication/thread/1.0'><id>tag:blogger.com,1999:blog-26259879</id><updated>2012-02-16T02:47:44.646-08:00</updated><category term='SQL Server 2005'/><category term='Seguridad'/><category term='T-SQL'/><category term='Databases'/><category term='SQL Server 2008'/><category term='Criptografia'/><category term='Hacks'/><title type='text'>Percy Reyes - SQL Insider</title><subtitle type='html'>Quieres conocer más de SQL Server -&gt; http://geeks.ms/blogs/ozonicco/default.aspx</subtitle><link rel='http://schemas.google.com/g/2005#feed' type='application/atom+xml' href='http://percyreyes.blogspot.com/feeds/posts/default'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/26259879/posts/default?max-results=100'/><link rel='alternate' type='text/html' href='http://percyreyes.blogspot.com/'/><link rel='hub' href='http://pubsubhubbub.appspot.com/'/><author><name>Percy Reyes</name><uri>http://www.blogger.com/profile/18089203314022069768</uri><email>noreply@blogger.com</email><gd:image rel='http://schemas.google.com/g/2005#thumbnail' width='16' height='16' src='http://img2.blogblog.com/img/b16-rounded.gif'/></author><generator version='7.00' uri='http://www.blogger.com'>Blogger</generator><openSearch:totalResults>5</openSearch:totalResults><openSearch:startIndex>1</openSearch:startIndex><openSearch:itemsPerPage>100</openSearch:itemsPerPage><entry><id>tag:blogger.com,1999:blog-26259879.post-6980442707233837027</id><published>2007-10-15T09:05:00.000-07:00</published><updated>2007-10-15T09:06:49.620-07:00</updated><category scheme='http://www.blogger.com/atom/ns#' term='Databases'/><category scheme='http://www.blogger.com/atom/ns#' term='Hacks'/><category scheme='http://www.blogger.com/atom/ns#' term='T-SQL'/><category scheme='http://www.blogger.com/atom/ns#' term='SQL Server 2005'/><title type='text'>Cómo buscar cadenas en varias columnas a la vez</title><summary type='text'>Muchas veces necesitaremos buscar cadenas que podrian estar en muchas columnas. Esta tarea podriamos realizarlo individualmente, buscando la cadena en cada columna(una por una), o buscar a la vez en todas las columnas. Para ejemplificar un poco, vamos a crear la siguiente tabla:CREATE TABLE dormitorios (  [id]  INT  IDENTITY  PRIMARY KEY,  [nombre]     NVARCHAR(15),  [colorpiso]  NVARCHAR(10),  [</summary><link rel='replies' type='application/atom+xml' href='http://percyreyes.blogspot.com/feeds/6980442707233837027/comments/default' title='Post Comments'/><link rel='replies' type='text/html' href='http://www.blogger.com/comment.g?blogID=26259879&amp;postID=6980442707233837027' title='2 Comments'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/26259879/posts/default/6980442707233837027'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/26259879/posts/default/6980442707233837027'/><link rel='alternate' type='text/html' href='http://percyreyes.blogspot.com/2007/10/cmo-buscar-cadenas-en-varias-columnas.html' title='Cómo buscar cadenas en varias columnas a la vez'/><author><name>Percy Reyes</name><uri>http://www.blogger.com/profile/18089203314022069768</uri><email>noreply@blogger.com</email><gd:image rel='http://schemas.google.com/g/2005#thumbnail' width='16' height='16' src='http://img2.blogblog.com/img/b16-rounded.gif'/></author><thr:total>2</thr:total></entry><entry><id>tag:blogger.com,1999:blog-26259879.post-2349916673064006626</id><published>2007-10-15T09:03:00.000-07:00</published><updated>2007-10-15T09:04:50.707-07:00</updated><category scheme='http://www.blogger.com/atom/ns#' term='SQL Server 2008'/><category scheme='http://www.blogger.com/atom/ns#' term='Databases'/><category scheme='http://www.blogger.com/atom/ns#' term='Hacks'/><category scheme='http://www.blogger.com/atom/ns#' term='T-SQL'/><category scheme='http://www.blogger.com/atom/ns#' term='SQL Server 2005'/><title type='text'>Hack: Usar "UNION" para minimizar el ancho de banda en "JOIN"s</title><summary type='text'>Muchas veces al usarse JOINs traemos datos repetidos, y eso algunas veces es exagerado. Podemos usar UNION para minimizar el ancho de banda cuando se trabaje con uno o varios JOINs en una consulta. Para la demostración se usará las tablas Products y Categories de la histórica y muy conocida base de datos Northwind.Bien, la siguiente consulta traerá las columnas (CategoryID, CategoryName, </summary><link rel='replies' type='application/atom+xml' href='http://percyreyes.blogspot.com/feeds/2349916673064006626/comments/default' title='Post Comments'/><link rel='replies' type='text/html' href='http://www.blogger.com/comment.g?blogID=26259879&amp;postID=2349916673064006626' title='3 Comments'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/26259879/posts/default/2349916673064006626'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/26259879/posts/default/2349916673064006626'/><link rel='alternate' type='text/html' href='http://percyreyes.blogspot.com/2007/10/hack-usar-union-para-minimizar-el-ancho.html' title='Hack: Usar &quot;UNION&quot; para minimizar el ancho de banda en &quot;JOIN&quot;s'/><author><name>Percy Reyes</name><uri>http://www.blogger.com/profile/18089203314022069768</uri><email>noreply@blogger.com</email><gd:image rel='http://schemas.google.com/g/2005#thumbnail' width='16' height='16' src='http://img2.blogblog.com/img/b16-rounded.gif'/></author><thr:total>3</thr:total></entry><entry><id>tag:blogger.com,1999:blog-26259879.post-5374149825426200039</id><published>2007-10-15T08:45:00.000-07:00</published><updated>2007-10-15T08:50:24.451-07:00</updated><category scheme='http://www.blogger.com/atom/ns#' term='Databases'/><category scheme='http://www.blogger.com/atom/ns#' term='SQL Server 2005'/><category scheme='http://www.blogger.com/atom/ns#' term='Criptografia'/><category scheme='http://www.blogger.com/atom/ns#' term='Seguridad'/><title type='text'>¿Cómo cifrar los Backups Files en SQL Server 2005?</title><summary type='text'>Cada día se incrementa la necesidad de mantener segura toda la data de la base de datos, la cual puede implementarse usando diveros mecanismos de seguridad que nos trae SQL Server 2005. Por ejemplo, para encriptar (ya sé, es cifrar, no encriptar) cierta data como los números de tarjeta de crédito de nuestros clientes, en SQL Server 2005, podemos hacerlo mediante encriptación simétrica y/o </summary><link rel='replies' type='application/atom+xml' href='http://percyreyes.blogspot.com/feeds/5374149825426200039/comments/default' title='Post Comments'/><link rel='replies' type='text/html' href='http://www.blogger.com/comment.g?blogID=26259879&amp;postID=5374149825426200039' title='4 Comments'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/26259879/posts/default/5374149825426200039'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/26259879/posts/default/5374149825426200039'/><link rel='alternate' type='text/html' href='http://percyreyes.blogspot.com/2007/10/cmo-cifrar-los-backups-files-en-sql.html' title='¿Cómo cifrar los Backups Files en SQL Server 2005?'/><author><name>Percy Reyes</name><uri>http://www.blogger.com/profile/18089203314022069768</uri><email>noreply@blogger.com</email><gd:image rel='http://schemas.google.com/g/2005#thumbnail' width='16' height='16' src='http://img2.blogblog.com/img/b16-rounded.gif'/></author><thr:total>4</thr:total></entry><entry><id>tag:blogger.com,1999:blog-26259879.post-7630238233892486275</id><published>2007-01-30T07:51:00.000-08:00</published><updated>2007-01-30T08:30:04.462-08:00</updated><title type='text'>amor de un geek</title><summary type='text'>¿Qué opinas de esta foto?, me hace recordar momentos especiales... ja.. ja...</summary><link rel='replies' type='application/atom+xml' href='http://percyreyes.blogspot.com/feeds/7630238233892486275/comments/default' title='Post Comments'/><link rel='replies' type='text/html' href='http://www.blogger.com/comment.g?blogID=26259879&amp;postID=7630238233892486275' title='2 Comments'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/26259879/posts/default/7630238233892486275'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/26259879/posts/default/7630238233892486275'/><link rel='alternate' type='text/html' href='http://percyreyes.blogspot.com/2007/01/amor-de-un-geek.html' title='amor de un geek'/><author><name>Percy Reyes</name><uri>http://www.blogger.com/profile/18089203314022069768</uri><email>noreply@blogger.com</email><gd:image rel='http://schemas.google.com/g/2005#thumbnail' width='16' height='16' src='http://img2.blogblog.com/img/b16-rounded.gif'/></author><thr:total>2</thr:total></entry><entry><id>tag:blogger.com,1999:blog-26259879.post-8330579439433949496</id><published>2007-01-24T05:24:00.001-08:00</published><updated>2007-01-25T20:11:02.543-08:00</updated><title type='text'>Haber dime: ¿Qué piensas hacer con tu nuevo software?...</title><summary type='text'>Bill Gates: No siempre tenemos a un genio por casa, haber dime muchacho (Geek, programador..etc), ¿Qué piensas hacer con tu nuevo software?...Geek: pues..., mi amigo y yo estamos pensando en distribuirlo gratuitamente, regalarlo y sólo cobrar el apoyo técnico,Bill Gates: a carambas!, mira... la realidad es que estamos en un negocio muy competitivo, en el negocio del software es sólo cuestión de </summary><link rel='replies' type='application/atom+xml' href='http://percyreyes.blogspot.com/feeds/8330579439433949496/comments/default' title='Post Comments'/><link rel='replies' type='text/html' href='http://www.blogger.com/comment.g?blogID=26259879&amp;postID=8330579439433949496' title='10 Comments'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/26259879/posts/default/8330579439433949496'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/26259879/posts/default/8330579439433949496'/><link rel='alternate' type='text/html' href='http://percyreyes.blogspot.com/2007/01/haber-dime-qu-piensas-hacer-con-tu.html' title='Haber dime: ¿Qué piensas hacer con tu nuevo software?...'/><author><name>Percy Reyes</name><uri>http://www.blogger.com/profile/18089203314022069768</uri><email>noreply@blogger.com</email><gd:image rel='http://schemas.google.com/g/2005#thumbnail' width='16' height='16' src='http://img2.blogblog.com/img/b16-rounded.gif'/></author><thr:total>10</thr:total></entry></feed>
