C# create dataset from list
WebFeb 14, 2024 · On the other hand, your data is stored in List, which means you can simply rewrite it into DataTable: DataTable dt = new DataTable (); dt.Columns.Add (new DataColumn ("Record", typeof (string))); foreach (string item in records) { dt.Rows.Add (new object [] {item}); } 1 solution Solution 2 WebCreating and Inserting new entity from Existing One in Linq To Sql 2012-07-16 06:45:05 1 628 c# / asp.net / linq / linq-to-sql
C# create dataset from list
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WebAug 29, 2014 · In this example we will create a simple Generic list which will contain only 2 items, we will then use the Extension we created to convert the list into a DataSet: var … WebOct 28, 2024 · A DataSet represents a complete set of data including the tables that contain, order, and constrain the data, as well as the relationships between the tables. The DataSet class and the classes …
WebJan 14, 2024 · public DataTable ConvertToDataTable (IList data) { PropertyDescriptorCollection properties = TypeDescriptor.GetProperties(typeof(T)); DataTable table = new DataTable(); foreach (PropertyDescriptor prop in properties) table.Columns.Add(prop.Name, Nullable.GetUnderlyingType(prop.PropertyType) ?? … WebApr 7, 2024 · The companies that make and use them pitch them as productivity genies, creating text in a matter of seconds that would take a person hours or days to produce. In ChatGPT’s case, that data set ...
WebOct 13, 2011 · Try putting the "DataSet mySet = new DataSet ();" outside the While loop, and clear the myTable in the while loop after the Tables.Add. What I mean is: DataSet mySet = new DataSet (); while (!souce_file.EOL ()) { DataTable myTable = new DataTable (); //Fill the myTable with pertinent data . . . WebJan 26, 2024 · DataTable table = new DataTable (); foreach (string ColumnN in list) { table.Columns.Add (ColumnN, typeof (string)); } foreach (string str in list) { DataRow row = table.NewRow (); row [ColumnN] = str; table.Rows.Add (row); } DataSet ds = new DataSet (); ds.Tables.Add (table); }
WebFeb 13, 2024 · On the other hand, your data is stored in List, which means you can simply rewrite it into DataTable: DataTable dt = new DataTable (); dt.Columns.Add (new …
WebSep 15, 2024 · C# // Fill the DataSet. DataSet ds = new DataSet (); ds.Locale = CultureInfo.InvariantCulture; FillDataSet (ds); DataTable products = ds.Tables ["Product"]; IEnumerable query = from product in products.AsEnumerable () orderby product.Field ("ListPrice") descending select product; // Force immediate … fisher 51411WebOct 15, 2024 · I want to create a DataSet that could have many tables in it, and the columns could be many as well. But they are all defined in the List. Then the DataSet … fisher 5190 temperature controller manualWebOn the Home page, click Create, and then click Dataset. In Create Dataset, select the Oracle Database connection to use as the source. In the Connections panel, select the schema to use from the database. Expand the schema, then select and drag the SALES table to the Join diagram. A data preview shows the columns and data in the SALES table. canada great west life loginWebSep 15, 2024 · You create an instance of a DataSet by calling the DataSet constructor. Optionally specify a name argument. If you do not specify a name for the DataSet, the name is set to "NewDataSet". You can also create a new DataSet based on an existing DataSet. fisher 525WebNov 26, 2024 · using System.Data; class Program { static void Main () { // Create a DataSet in using statement. using ( DataSet set = new DataSet ("office")) { // Put code that adds … fisher 53155WebSep 3, 2013 · var list = result.Tables ["Categories"].AsEnumerable () .Skip (1) .Select (dr => new Category { Id = Convert.ToInt64 (dr.Field ("ID")), Name = dr.Field ("Name"), DisplayOrder = Convert.ToInt32 (dr.Field ("Display Order")), IsActive= dr.Field ("Active") == 1 ? true : false } ).ToList (); performance linq canada grants for new furnaceWebOct 13, 2011 · After this, I want to reuse the DataTable to gather more information and once full, to add the information to the DataSet and so on. the code looks like: while … fisher 53430