C# 如何从数据库中检索所有记录
我已经编写了该服务，但当我运行它时，它只检索数据库表中的第一条记录，而且如果我在SWAGGER上查看它，该服务将工作，但只返回一条记录，而不是全部记录C# 如何从数据库中检索所有记录,c#,sql,C#,Sql,我已经编写了该服务，但当我运行它时，它只检索数据库表中的第一条记录，而且如果我在SWAGGER上查看它，该服务将工作，但只返回一条记录，而不是全部记录 public async Task<APRSSMSAUDIT_Dto> GetAPRSMessageViewAsync() { try { using (var conn = new OracleConnection(_configuration.GetConnectionString("Pa
public async Task<APRSSMSAUDIT_Dto> GetAPRSMessageViewAsync()
{
try
{
using (var conn = new OracleConnection(_configuration.GetConnectionString("Payment")))
{
using (var cmd = conn.CreateCommand())
{
conn.Open();
using (var unitOfWork = _unitOfWorkManager.Begin())
{
var sql = "SELECT * FROM EPMS_Messaging";
var reference = conn.QueryFirstOrDefault<APRSSMSAUDIT_Dto>(sql);
conn.Close();
unitOfWork.Complete();
await Task.Delay(1);
return new APRSSMSAUDIT_Dto
{
Application_ID = reference.Application_ID,
Reference_ID = reference.Reference_ID,
Mail_ID = reference.Mail_ID,
Message = reference.Message,
Template_ID = reference.Template_ID,
Msg_Response = reference.Msg_Response,
Date_Created = reference.Date_Created,
Branch = reference.Branch
};
}
}
}
}
catch (Exception ex)
{
Logger.Error("An error occured in GetLatestMessageAsync Type of error : " + ex.GetType() + ". Error message: " + ex.Message + "Exception data : " + ex.Data + "Exception numerical code : " + ex.HResult + "TargetSite : " + ex.TargetSite + "Exception source " + ex.Source);
return null;
}
}
}
}