dataset-designer

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Why do typed DataSet methods return unexpected results

I use typed DataSets for accessing data, configuring them via DataSet Designer (the general idea is explained in this tutorial).[详细]

2023-03-17 07:04 分类：问答
A TableRow referenced trought a DataRelation always returns null

Using the DataSet designer in Visual Studio 2010, I\'ve added some tables from a MySql DB. VS10 automatically picks up and adds the relations between the tables, e.g., the relation \"FK_organisatie_ad[详细]

2023-02-14 04:52 分类：问答
Having trouble dealing with completely legit DBNULL. Using DataSets DataTables being passed as the Model data Views. ASP.NET MVC2

I\'m loving MVC but unfortunately all the tutorials, demos and ALL resources use Entity Framework to generate ViewData and most use LINQ to SQL instead of DataSets.[详细]

2023-02-05 11:22 分类：问答
WPF DataSet/Query Designer VS2010

Is there any good Dataset designer control similar to \"Crystal Reports Database Expert\", which I can provide in my application. All I need to do show tables and Let the users establish relationships[详细]

2023-01-24 08:47 分类：问答
Custom tool error Failed to generate code

Why this error is appearing?I was just s开发者_StackOverflow中文版etting some default values in a dataset designer...its second time that this is appearing...[详细]

2023-01-22 10:49 分类：问答
余景天真的是双国籍吗？余景天父母背景做什么的？

　当今综艺界有两大顶流综艺节目，一个是腾讯的《创造营》，另一个是爱奇艺的《青春有你》。而青春有你中的余景天近日也是频上热搜!这么怎么回事呢?那么，余景天真的是双国籍吗?余景天父母是做什么的?一起来了解一下[详细]

2022-12-23 18:01 分类：问答