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entity framework transaction c#

csharp by Excited Eagle on Jul 14 2020 Comment

using System;
using System.Collections.Generic;
using System.Data.Entity;
using System.Data.SqlClient;
using System.Linq;
using System.Transactions;

namespace TransactionsExamples
{
    class TransactionsExample
    {
        static void StartOwnTransactionWithinContext()
        {
            using (var context = new BloggingContext())
            {
                using (var dbContextTransaction = context.Database.BeginTransaction())
                {
                    context.Database.ExecuteSqlCommand(
                        @"UPDATE Blogs SET Rating = 5" +
                            " WHERE Name LIKE '%Entity Framework%'"
                        );

                    var query = context.Posts.Where(p => p.Blog.Rating >= 5);
                    foreach (var post in query)
                    {
                        post.Title += "[Cool Blog]";
                    }

                    context.SaveChanges();

                    dbContextTransaction.Commit();
                }
            }
        }
    }
}

Source: docs.microsoft.com

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