strongly-typed-dataset
Inserting new tuples into a 1 to many relationship tables using c# DataSet
I have a 开发者_如何学JAVAtyped DataSet with two TableAdapters (1 to many relationship) that was created using visual studio 2010\'s Configuration Wizard. The child table\'s FK uses cascading. It is a[详细]
2023-04-08 00:36 分类:问答Custom DataSet.Table.FindBy method
I have a strongly-typed DataSet that was created using visual studio 2010\'s Configuration Wizard. I can find a DataRow easily as long as I know the primary key (see How to: Edit Rows in a DataTable).[详细]
2023-04-06 04:30 分类:问答i have a problem implementing the mvp pattern in c# and asp.net
i\'ve created a forum system in MVP pattern but i\'m not sure if i implemented it in a right way. so here is what i ended up with:[详细]
2023-04-03 13:13 分类:问答Have issue with typed dataset nullable date value
I开发者_如何转开发 have a datatable in a typed dataset with a date column When I change the NullValue property to return null or empty , vs 2008 wont let me.[详细]
2023-03-30 05:54 分类:问答Computed Column Based on Other Columns
I have a Dataset with a Bunch of Columns used in a Report (DevExpress XtraReports) (DataSet being the DataSource). The Dataset has many columns, and i need to read a column (based on the row type), an[详细]
2023-03-22 16:57 分类:问答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Crystal Reports and strongly typed datasets yields empty report
I am converting an ASP.Net app from VS 2003 to VS 2005 as a starting point.The app uses Crystal Reports and binds using ADO.Net to a strongly typed dataset (XSD).I had to change some of Crystal Code t[详细]
2023-03-17 01:37 分类:问答Why is the Dataset Designer throwing out of memory exceptions when saving
So I have a strongly typed dataset design that has become pretty large compared to where it started.Every so often, when I save the dataset it throws an out of memory exception.If I exit out immediate[详细]
2023-03-14 17:12 分类:问答EnforceConstraint on Datatable
On a dataset is a EnforceConstraints property indicating whether the constraints should b开发者_如何学编程e enabled. Althought a datatable also can have constraints i cannot disable the constraints fo[详细]
2023-03-14 12:00 分类:问答Typed dataset ""Operand type clash"" error updating XML column to SQL
I have a typed dataset which I designed using the dataset designer and a SQL 2005 DB. I used the SQL server explorer and simply dragged my tables into the designer.[详细]
2023-03-09 14:28 分类:问答