I need to query a SQLAlchemy database by its id something similar to User.开发者_JS百科query.filter_by(username=\'peter\')
Im using Rails 2.3.5 and I have a model, let\'s call it Post. I used named scopes to apply different kinds of sorts on Post. For example, in the Post model I have possibility to rank posts by its scor
I want to separated fields in my model: action开发者_JAVA百科Date and actionTime. Can I use the datatypes sql.Date and sql.Time for this? Or should I use util.Date for both?
I have a database structure that is based on EAV model. Each objects has different kind of metafields with different names.
I\'m writing a Rails app to manage a series of banners along the top of our website; each one should link either to a URL provided by the editor, or a specific product selected from a drop-down list.
So its a fairly noobish question. Im still coding a web spider and have lots of questions but the 开发者_StackOverflow中文版first one I want to ask is how do you decided whether a method should belong
The context for this question comes from an idea I got from A Universal Person and Organization Data Model.
Currently I verify that there are no duplicated Members when trying to create a new Member and add it to a Team.
I have a collection of a model. I want to perform some complex sorting logic on this collection. The 开发者_运维百科logic is not as simple as sorting based on a simple attribute. What the best way (pe
How will I determine if a new model was successfully save in symfony? I checked the return value of a model. For example $r开发者_运维知识库et = $model->save(); but $ret returns null. Usually, an exce
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