--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/HowTo/Data/DbManagerDemo.cs	Thu Mar 27 21:46:09 2014 +0400
@@ -0,0 +1,60 @@
+using System;
+using System.Collections.Generic;
+
+using NUnit.Framework;
+
+using BLToolkit.Data;
+using BLToolkit.Mapping;
+
+namespace HowTo.Data
+{
+	[TestFixture]
+	public class DbManagerDemo
+	{
+		// The MapValue attribute is used by BLToolkit.
+		//
+		public enum Gender
+		{
+			[MapValue("F")] Female,
+			[MapValue("M")] Male,
+			[MapValue("U")] Unknown,
+			[MapValue("O")] Other
+		}
+
+		// Business object. Here we use C# 3.0 automatic properties,
+		// however it can be public fields, regular or abstract properties.
+		// The MapField attribute is used by BLToolkit to associate a database field
+		// with a business object property if they have different names.
+		//
+		public class Person
+		{
+			[MapField("PersonID")]
+			public int    ID         { get; set; }
+			public string FirstName  { get; set; }
+			public string MiddleName { get; set; }
+			public string LastName   { get; set; }
+			public /*[a]*/Gender/*[/a]*/ Gender     { get; set; }
+		}
+
+		// BLToolkit data access method.
+		//
+		public List<Person> /*[a]*/GetList/*[/a]*/(Gender gender)
+		{
+			/*[a]*/using/*[/a]*/ (/*[a]*/DbManager/*[/a]*/ db = new DbManager(/*[a]*/"DemoConnection"/*[/a]*/))
+			{
+				return db
+					./*[a]*/SetCommand/*[/a]*/(
+						"SELECT * FROM Person WHERE Gender = @gender",
+						db./*[a]*/Parameter/*[/a]*/("@gender", /*[a]*/Map.EnumToValue/*[/a]*/(gender)))
+					./*[a]*/ExecuteList/*[/a]*/<Person>();
+			}
+		}
+
+		[Test]
+		public void Test()
+		{
+			List<Person> list = GetList(Gender.Male);
+			Assert.Greater(list.Count, 0);
+		}
+	}
+}