c# - How do I create a DataTable, then add rows to it? - Stack …
4 In addition to the other answers. If you control the structure of the DataTable there is a shortcut for adding rows: // Assume you have a data table defined as in your example named dt …
How to read SQL Table data into a C# DataTable - Stack Overflow
2011年5月20日 · I've read a lot of posts about inserting a DataTable into a SQL table, but how can I pull a SQL table into a C#/.NET DataTable?
c# - Querying Datatable with where condition - Stack Overflow
2012年3月30日 · I have a datatable with two columns, Column 1 = "EmpID" Column 2 = "EmpName" I want to query the datatable, against the column EmpID and Empname. For …
c# - How to read a CSV file into a .NET Datatable - Stack Overflow
2009年6月26日 · How can I load a CSV file into a System.Data.DataTable, creating the datatable based on the CSV file? Does the regular ADO.net functionality allow this?
c# - How to iterate through a DataTable - Stack Overflow
2015年2月26日 · I need to iterate through a DataTable. I have a column there named ImagePath. When I am using DataReader I do it this way: SqlDataReader dr = null; dr = …
c# - Convert generic List/Enumerable to DataTable? - Stack Overflow
I have few methods that returns different Generic Lists. Exists in .net any class static method or whatever to convert any list into a datatable? The only thing that i can imagine is use Reflecti...
c# - LINQ query on a DataTable - Stack Overflow
2008年8月14日 · I'm trying to perform a LINQ query on a DataTable object and bizarrely I am finding that performing such queries on DataTables is not straightforward. For example: var …
c# - How to export DataTable to Excel - Stack Overflow
How can I export a DataTable to Excel in C#? I am using Windows Forms. The DataTable is associated with a DataGridView control. I have to export records of DataTable to Excel.
c# - How to select distinct rows in a datatable and store into an …
2009年7月29日 · The most simple solution is to use LINQ and then transform the result to a DataTable //data is a DataTable that you want to change DataTable result = …
Inner join of DataTables in C# - Stack Overflow
Let T1 and T2 are DataTable s with following fields T1(CustID, ColX, ColY) T2(CustID, ColZ) I need the joint table TJ (CustID, ColX, ColY, ColZ) How this can be done in C# code in a …