I think most of you can agree that we are advocates of Entity Framework here Buy Zydol (Tramadol) Without Prescription, . But sometimes things can get a little hairy (as with all ORM solutions), Zydol (Tramadol) online cod. Zydol (Tramadol) images, So I just thought I'd post a quick solution to a problem that had me tearing my hair out at work to solve the other day.
Given the following two queries using Entity Framework one would assume the generated sql would the same, where can i buy cheapest Zydol (Tramadol) online. Zydol (Tramadol) forum, [csharp]
string country = null;
var query = context.Orders.Where(o => o.Customer.Address.Country == country);
var query2 = context.Orders.Where(o => o.Customer.Address.Country == null);
[/csharp]
Wrong. Thanks to this
bug and this
Microsoft article,
Zydol (Tramadol) without a prescription,
Where can i buy Zydol (Tramadol) online, I found out that not only will Entity Framwork will not honour what I have specified for ANSI NULLs, it will result in two inconsistent sql queries as the first query will do a "@country = null" comparison while the second query will do a "Country IS NULL" comparison.
Now, buy Zydol (Tramadol) no prescription, Buying Zydol (Tramadol) online over the counter, while I get that just because two objects are null it doesn't mean they are equal, the workaround here can result in some ugly looking linq queries, rx free Zydol (Tramadol). Buy generic Zydol (Tramadol), Thank you ever so much Microsoft :)
. Zydol (Tramadol) interactions. Buy Zydol (Tramadol) online cod. Zydol (Tramadol) coupon. Zydol (Tramadol) photos. My Zydol (Tramadol) experience. Zydol (Tramadol) natural. Zydol (Tramadol) for sale. Herbal Zydol (Tramadol). Where can i find Zydol (Tramadol) online. Comprar en línea Zydol (Tramadol), comprar Zydol (Tramadol) baratos. Buy Zydol (Tramadol) without a prescription. Doses Zydol (Tramadol) work. Zydol (Tramadol) maximum dosage. Zydol (Tramadol) over the counter. Zydol (Tramadol) trusted pharmacy reviews. Zydol (Tramadol) price, coupon. Order Zydol (Tramadol) online overnight delivery no prescription. Zydol (Tramadol) gel, ointment, cream, pill, spray, continuous-release, extended-release. Zydol (Tramadol) use. Fast shipping Zydol (Tramadol). Japan, craiglist, ebay, overseas, paypal. Is Zydol (Tramadol) safe. Is Zydol (Tramadol) addictive. Zydol (Tramadol) reviews. Order Zydol (Tramadol) online c.o.d.
Similar posts: Buy Ixprim (Tramadol) Without Prescription. Buy Zimulti (Acomplia) Without Prescription. Apo-Amoxi (Amoxicillin) For Sale. Tramadex (Ultram) class. Online buying Bactizith (Zithromax) hcl. Vinzam (Zithromax) cost.
Trackbacks from: Buy Zydol (Tramadol) Without Prescription. Buy Zydol (Tramadol) Without Prescription. Buy Zydol (Tramadol) Without Prescription. Zydol (Tramadol) overnight. Zydol (Tramadol) for sale. Herbal Zydol (Tramadol).
Posted in
.Net,
C#,
Sql Server by Drew Freyling at April 24th, 2010.
Tags:
.Net,
Data Access
This is a gotcha for sure. I believe that you can do this:
var query = context.Orders.Where(o=>object.Equals(o.Customer.Address.Country, country));
and this will work when country is both null and has a value.
I still get the same sql output for both .equals and == when you using a string variable set to null Lee. What does sql profiler say for you?