I\'m designing database app with ZeosLib. On one form I have some Lookups that should refer to the same dataset. Is it safe to create one TDataSet descendant and then connect few TDataSources to it ?
I am really having a hard time here. I need to design a \"Desktop app\" that will use WCF as the communications channel. Its a multi-tiered application (DB and application server are the same, the cli
How Can I use Find method in DataSet that has Primary Key make of 3 Columns? dadSample.SelectCommand = New SqlCommand(\"SELECT * FROM StockBalance\", conxMain)
I have to develop one program that consists data manipulation (retrieve data, update data and new insert data) to multiple tables. Which will be suitable approach and faster in performance using DataS
I am newbie at using DataSet. I am writing a program with VB.NET, there I have to select data from one table. Then I have to update about 4 tables and insert to 2 Tables. Which approach will be ok for
On a VB.NET 2008 form I have a DataGridView, BindingSource and TableAdapter. The BindingSource DataSource is a dataset.
Visual Studio 2008 has a bug in that you cannot use the dataset designer to set an int type field to be nullable.(There are error reports going back to Visual Studio 2005 but it seems this has never b
We are currently using DataSet for loading and saving our data to an xml file using Dataset and开发者_StackOverflow社区 there is a good possibility that the size of the xml file could get very huge.
My application needs to backup and restore .sdf files. There is a single dataSet t开发者_如何学编程he the whole application and some bindngSource and table adapters on forms using this same dataset.
How do I get all rows from ITEM table, which are children of a parent ITEM table row, where relationship is stored separately?How can I do a join to do this?\"get all rows from ITEM table, whi开发者_S
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