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<?xml-stylesheet type="text/xsl" href="http://blogs.msdn.com/utility/FeedStylesheets/rss.xsl" media="screen"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/" xmlns:wfw="http://wellformedweb.org/CommentAPI/"><channel><title>So they're hard, but what if I need them...</title><link>http://blogs.msdn.com/dsimmons/archive/2007/12/20/so-they-re-hard-but-what-if-i-need-them.aspx</link><description>In my last post I started a survey of problems with building data-centric web services. When we left our hero (you my intrepid entity framework programmer) things were looking pretty bleak. So far we’ve talked about the challenges. Now let’s talk about</description><dc:language>en-US</dc:language><generator>CommunityServer 2.1 SP1 (Build: 61025.2)</generator><item><title>Geek Lectures - Things geeks should know about &amp;raquo; Blog Archive   &amp;raquo;  So they&amp;#8217;re hard, but what if I need them&amp;#8230;</title><link>http://blogs.msdn.com/dsimmons/archive/2007/12/20/so-they-re-hard-but-what-if-i-need-them.aspx#6814244</link><pubDate>Thu, 20 Dec 2007 10:16:00 GMT</pubDate><guid isPermaLink="false">91d46819-8472-40ad-a661-2c78acb4018c:6814244</guid><dc:creator>Geek Lectures - Things geeks should know about » Blog Archive   »  So they’re hard, but what if I need them…</dc:creator><description>&lt;p&gt;PingBack from &lt;a rel="nofollow" target="_new" href="http://geeklectures.info/2007/12/19/so-theyre-hard-but-what-if-i-need-them/"&gt;http://geeklectures.info/2007/12/19/so-theyre-hard-but-what-if-i-need-them/&lt;/a&gt;&lt;/p&gt;
</description></item><item><title>re: So they're hard, but what if I need them...</title><link>http://blogs.msdn.com/dsimmons/archive/2007/12/20/so-they-re-hard-but-what-if-i-need-them.aspx#6828456</link><pubDate>Fri, 21 Dec 2007 19:08:03 GMT</pubDate><guid isPermaLink="false">91d46819-8472-40ad-a661-2c78acb4018c:6828456</guid><dc:creator>mike_eeee</dc:creator><description>&lt;p&gt;Danny,&lt;/p&gt;
&lt;p&gt;I think I have a little something going on with #5 for you, but I'm not sure. &amp;nbsp;What I basically do right now is create what I call a &amp;quot;Fascade Assembly&amp;quot; that is a duplicate schema of a target assembly. &amp;nbsp;Properties that are relationships are made as setters/getters of List&amp;lt;EntityFascade&amp;gt; and are hydrated based on policies defined in configuration.&lt;/p&gt;
&lt;p&gt;I'm actually using some good ol' ObjectBuilder policies to dictate how properties should be copied over, and how deep these relationships should be copied. &amp;nbsp;I'm thinking about making this a CodePlex project and having people take a peek at it. &amp;nbsp;I could be completely off my rocker but I think it's something worth looking at. :)&lt;/p&gt;
&lt;p&gt;Amazing articles. &amp;nbsp;I enjoy reading them and I'm glad someone is putting thought into this space!&lt;/p&gt;
</description></item><item><title>re: So they're hard, but what if I need them...</title><link>http://blogs.msdn.com/dsimmons/archive/2007/12/20/so-they-re-hard-but-what-if-i-need-them.aspx#6828564</link><pubDate>Fri, 21 Dec 2007 19:21:36 GMT</pubDate><guid isPermaLink="false">91d46819-8472-40ad-a661-2c78acb4018c:6828564</guid><dc:creator>dsimmons@microsoft.com</dc:creator><description>&lt;p&gt;That's great Mike. &amp;nbsp;It would be wonderful if you wanted to share what you have been doing--it's my hope that a number of folks will do that, and we can all benefit.&lt;/p&gt;
&lt;p&gt;I think one of the major challenges with #5 is determining the right way to specify the contract. &amp;nbsp;It will probably take us a few iterations to get that correct, but there's no reason we can't start the first iterations now created on top of the basic building blocks that the EF provides.&lt;/p&gt;
&lt;p&gt;- Danny&lt;/p&gt;
</description></item><item><title>Filtered association loading and re-creating an entity graph across a web service boundary...</title><link>http://blogs.msdn.com/dsimmons/archive/2007/12/20/so-they-re-hard-but-what-if-i-need-them.aspx#6830919</link><pubDate>Sat, 22 Dec 2007 02:18:34 GMT</pubDate><guid isPermaLink="false">91d46819-8472-40ad-a661-2c78acb4018c:6830919</guid><dc:creator>system.data.objects dev guy</dc:creator><description>&lt;p&gt;Roger Jennings, in his recent post Controlling the Depth and Order of EntitySets for 1:Many Associations&lt;/p&gt;
</description></item><item><title>Filtered association loading and re-creating an entity graph across a web service boundary...</title><link>http://blogs.msdn.com/dsimmons/archive/2007/12/20/so-they-re-hard-but-what-if-i-need-them.aspx#6830979</link><pubDate>Sat, 22 Dec 2007 02:32:40 GMT</pubDate><guid isPermaLink="false">91d46819-8472-40ad-a661-2c78acb4018c:6830979</guid><dc:creator>Noticias externas</dc:creator><description>&lt;p&gt;Roger Jennings, in his recent post Controlling the Depth and Order of EntitySets for 1:Many Associations&lt;/p&gt;
</description></item><item><title>EntityBag Part I – Goals</title><link>http://blogs.msdn.com/dsimmons/archive/2007/12/20/so-they-re-hard-but-what-if-i-need-them.aspx#7165899</link><pubDate>Sun, 20 Jan 2008 03:05:51 GMT</pubDate><guid isPermaLink="false">91d46819-8472-40ad-a661-2c78acb4018c:7165899</guid><dc:creator>system.data.objects dev guy</dc:creator><description>&lt;p&gt;Well, I guess it’s high time that I get down to business of sharing and explaining the “general purpose&lt;/p&gt;
</description></item><item><title>EntityBag Part I – Goals</title><link>http://blogs.msdn.com/dsimmons/archive/2007/12/20/so-they-re-hard-but-what-if-i-need-them.aspx#7166531</link><pubDate>Sun, 20 Jan 2008 03:59:29 GMT</pubDate><guid isPermaLink="false">91d46819-8472-40ad-a661-2c78acb4018c:7166531</guid><dc:creator>Noticias externas</dc:creator><description>&lt;p&gt;Well, I guess it’s high time that I get down to business of sharing and explaining the “general purpose&lt;/p&gt;
</description></item><item><title>Entity Framework FAQ(转)</title><link>http://blogs.msdn.com/dsimmons/archive/2007/12/20/so-they-re-hard-but-what-if-i-need-them.aspx#8591600</link><pubDate>Wed, 11 Jun 2008 19:22:41 GMT</pubDate><guid isPermaLink="false">91d46819-8472-40ad-a661-2c78acb4018c:8591600</guid><dc:creator>江南白衣</dc:creator><description>&lt;p&gt;The Entity Framework enables developers to reason about and write queries in terms of the EDM model rather than the logical schema of tables, joins, foreign keys, and so on. Many enterprise systems have multiple applications/databases with varying degrees&lt;/p&gt;
</description></item><item><title>Object Services &amp; Using the APIs</title><link>http://blogs.msdn.com/dsimmons/archive/2007/12/20/so-they-re-hard-but-what-if-i-need-them.aspx#8846241</link><pubDate>Sun, 10 Aug 2008 11:23:10 GMT</pubDate><guid isPermaLink="false">91d46819-8472-40ad-a661-2c78acb4018c:8846241</guid><dc:creator>system.data.objects dev guy</dc:creator><description>&lt;p&gt;Part of the Entity Framework FAQ . 9. Object Services 9.1. What is ObjectContext.Detach() method used&lt;/p&gt;
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