Added 'Database' section

Today we added 'Database' section.

Create DataColumn dynamically at run-time .Net (C# / VB)

Filter rows in DataTable .Net (C# / VB)

Search rows in DataTable .Net (C# / VB)

Sort rows in DataTable .Net (C# / VB)

Load DataTable from XML file .Net (C# / VB)

Save DataTable to XML file .Net (C# / VB)

Create DataRow dynamically at run-time .Net (C# / VB)

Create DataSet dynamically at run-time .Net (C# / VB)

Create DataTable dynamically at run-time .Net (C# / VB)