static void Listing21_4() { Console.WriteLine("{0} : Begin", new StackTrace(0, true).GetFrame(0).GetMethod().Name); NorthwindEntities context = new NorthwindEntities(); bool databaseExists = context.DatabaseExists(); Console.WriteLine("Database exists: {0}", databaseExists); Console.WriteLine("{0} : End", new StackTrace(0, true).GetFrame(0).GetMethod().Name); }
static void Listing21_6() { Console.WriteLine("{0} : Begin", new StackTrace(0, true).GetFrame(0).GetMethod().Name); NorthwindEntities context = new NorthwindEntities(); if (!context.DatabaseExists()) { context.CreateDatabase(); } Console.WriteLine("{0} : End", new StackTrace(0, true).GetFrame(0).GetMethod().Name); }