query-builder

How to design a provider independet DAL (.Net)

I am currently developing a query builder application, basically a simple graphical interface that should allow users with no knowledge of SQL to define various queries on a database (joins, select, update, insert, delete). I will be using .Net 3.5. My application should support multiple databases, it should work with MS-SQL Server, MySQ...

Web based visual query builder

I am after a visual query builder along the lines of http://ajax.easyquerydemo.com/. I am using ASP.NET but MVC so would rather something that is not WebForms based like the one in the link. If anyone knows of similar tools that are largely platform agnostic please let me know. ...

SQL Server Client App

I'm designing a database for internal use at my company that will store data that is produced by my team members. While SQL Server will be installed only on a single server machine, my team members will need to be able to access the data and run filter/select queries on it from their own terminals (for instance, search for the product fr...

DateTime comparison in ObjectQuery.Where

I'm using Entity Framework, and I have a COMMENT entity. A COMMENT has a DATEMODIFIED property, which is a Nullable Date. I'm trying to build a query that will filter COMMENTs by date, so I create a startDate object, and do the following: Dim q As ObjectQuery(Of COMMENT) = _ (From c In model.COMMENT Select c) If startDate.HasValue...

Date/time query from Access table ( last month)

Hello, I am using the query builder from Visual Studio 2008 to extract data from an Access mdb ( 2003), but I can't make it to work with a datetime field. When I run it with a third party query app I have works fine, but when I try to implement it into visual studio I can't do it. What is the correct way to extract last month data? ...

NOT IN statement for Visual Studio's Query Builder for TableAdapter

Hi I want to realize a query with the Visual Studio 2008 build in Query Builder for a TableAdapter similar like following (MSSQL 2008): select * from [MyDB].[dbo].[MyView] where UNIQUE_ID NOT IN ('MyUniqueID1','MyUniqueID2') How do I have to set the Filter in my query in order to call it with the myTableAdapter.GetDataExceptUniqueIds...

PHP / MySQL Query Builder UI with jQuery?

So, I need to construct a front-facing query builder for a database, but I'm having trouble finding existing code for what I can't imagine is a rare requirement. Basically, I have non-SQL fluent people needing to build queries on the fly and view the results. I found this: http://plugins.jquery.com/project/SQL_QUERY_BUILDER (Demo: htt...

entity framework linq - which should I learn, method-based on query-based?

Just starting getting into Entity Framework and Linq for EF. I'm not sure which of the two query methods I should concentrate on, method-based or query-based? Is there an obvious choice as to which one is easier to use, for both simple and more complex queries, hence should be the one I concentrate on? Assuming I'm using VS2010 does m...