title: How to change Table Definition using Fluent Migrator
body: <p>I'm trying to study Fluent Migrator myself and I'm stuck with a problem I need to change the structure of the table which is created by Fluent migrator means I created a table named user using the following code</p>
  
  <pre><code> [Migration(201306041130)]
      public class BussinessMigrator : Migration
      {
          public override void Up()
          {
              Create.Table("user")
                  .WithColumn("id").AsInt32().PrimaryKey().NotNullable().Identity()
                  .WithColumn("name").AsString().NotNullable()
                  .WithColumn("email_id").AsString().NotNullable()
                  .WithColumn("phone").AsInt32().NotNullable()
                  .WithColumn("address").AsString().NotNullable()
                  .WithColumn("company_id").AsInt32().NotNullable();
          }
  
      }
  </code></pre>
  
  <p>Now I need to add 3 more coloums named avatar_name,avatar_type,avatar_data after the column name how can I do that please answer with an example</p>
  
  <p>Thanks in advance</p>