// use ordinals to speed up access to DataReader
// links:
// docLink: http://sql2x.org/documentationLink/327451c3-64a8-4de8-b359-76742d634497
// parameters:
// reader: IDataReader from SQLClient
public void Populate(IDataReader reader, DefaultPerformanceIssueFetchWithFilterDataOrdinals ordinals)
{
if (!reader.IsDBNull(ordinals.DateTime))
{
DateTime = reader.GetDateTime(ordinals.DateTime);
}
if (!reader.IsDBNull(ordinals.CommandName))
{
CommandName = reader.GetString(ordinals.CommandName);
}
if (!reader.IsDBNull(ordinals.Milliseconds))
{
Milliseconds = reader.GetInt32(ordinals.Milliseconds);
}
if (!reader.IsDBNull(ordinals.DefaultPerformanceIssueId))
{
DefaultPerformanceIssueId = reader.GetGuid(ordinals.DefaultPerformanceIssueId);
}
}
/// <summary>Get Default Performance Issue</summary>
/// <cardinality>Many</cardinality>
public List <DefaultPerformanceIssueFetchWithFilterData> DefaultPerformanceIssueFetchWithFilter(
System.String commandName
)
{
var ret = new List <DefaultPerformanceIssueFetchWithFilterData>();
string sql = @"select
dpi.date_time
,dpi.command_name
,dpi.milliseconds
,dpi.default_performance_issue_id
from default_performance_issue as dpi
order by dpi.date_time desc
";
Logging log = Logging.PerformanceTimeStart("DefaultPerformanceIssueFetchWithFilter");
try {
using (var conn = new SqlConnection(ConfigurationManager.AppSettings["Conn"])) {
conn.Open();
conn.BeginTransaction(IsolationLevel.ReadUncommitted).Commit();
using (var command = new SqlCommand(sql, conn)) {
log.PerformanceTimePrepare(command);
IDataReader reader = command.ExecuteReader(CommandBehavior.SingleResult);
log.PerformanceTimeCheck();
var ordinals = new DefaultPerformanceIssueFetchWithFilterDataOrdinals(reader);
while (reader.Read())
{
var data = new DefaultPerformanceIssueFetchWithFilterData();
data.Populate(reader, ordinals);
ret.Add(data);
}
reader.Close();
}
}
} catch (Exception ex) {
log.Error(ex);
}
return(ret);
}
