我决定将 Entity Connection String
从 app.config
移动到代码中。但是在这样设置之后:
public static string GetConnectionString() {
string connection = "";
SqlConnectionStringBuilder sqlBuilder = new SqlConnectionStringBuilder();
sqlBuilder.DataSource = dbServer;
sqlBuilder.InitialCatalog = dbInitialCatalog;
sqlBuilder.IntegratedSecurity = false;
sqlBuilder.UserID = dbUserName;
sqlBuilder.Password = dbPasswWord;
sqlBuilder.MultipleActiveResultSets = true;
EntityConnectionStringBuilder entity = new EntityConnectionStringBuilder();
// entity.Name = "EntityBazaCRM";
entity.Metadata = @"res://*/Data.System.csdl|res://*/Data.System.ssdl|res://*/Data.System.msl";
entity.Provider = "System.Data.SqlClient";
entity.ProviderConnectionString = sqlBuilder.ToString();
connection = entity.ToString();
return connection;
}
我在 .Designer.cs 中抛出异常 Unable to load the specified metadata resource.
。
/// <summary>
/// Initialize a new EntityBazaCRM object.
/// </summary>
public EntityBazaCRM(string connectionString) : base(connectionString, "EntityBazaCRM")
{
this.ContextOptions.LazyLoadingEnabled = true;
OnContextCreated();
}
如果我在实体创建器中定义 .Name,它会抛出另一个异常
“指定‘名称’关键字时不允许使用其他关键字。” (System.ArgumentException) Exception Message = "Other keywords are not allowed when the 'Name' keyword is specified.",异常类型 = "System.ArgumentException"
我知道我遗漏了一些必须更改的内容,以便自行生成的代码使用新的连接字符串,但在哪里寻找它?
最佳答案
看完this answers文章和this blog我改变了:
entity.Metadata = @"res://*/Data.System.csdl|res://*/Data.System.ssdl|res://*/Data.System.msl";
收件人:
entity.Metadata = "res://*/";
而且有效:-)
关于c# - Entity Framework : Unable to load the specified metadata resource,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/8971698/