protected override async Task <DbDataReader> ExecuteDbDataReaderAsync(CommandBehavior behavior, CancellationToken cancellationToken)
{
VerifyValid();
Connection.HasActiveReader = true;
MySqlDataReader reader = null;
try
{
LastInsertedId = -1;
var connection = (MySqlConnection)DbConnection;
var preparer = new MySqlStatementPreparer(CommandText, m_parameterCollection, connection.AllowUserVariables ? StatementPreparerOptions.AllowUserVariables : StatementPreparerOptions.None);
preparer.BindParameters();
var payload = new PayloadData(new ArraySegment <byte>(Payload.CreateEofStringPayload(CommandKind.Query, preparer.PreparedSql)));
await Session.SendAsync(payload, cancellationToken).ConfigureAwait(false);
reader = await MySqlDataReader.CreateAsync(this, behavior, cancellationToken).ConfigureAwait(false);
return(reader);
}
finally
{
if (reader == null)
{
// received an error from MySQL and never created an active reader
Connection.HasActiveReader = false;
}
}
}
internal async Task <DbDataReader> ExecuteReaderAsync(CommandBehavior behavior, IOBehavior ioBehavior, CancellationToken cancellationToken)
{
VerifyValid();
Connection.HasActiveReader = true;
MySqlDataReader reader = null;
try
{
LastInsertedId = -1;
var connection = (MySqlConnection)DbConnection;
var statementPreparerOptions = StatementPreparerOptions.None;
if (connection.AllowUserVariables)
{
statementPreparerOptions |= StatementPreparerOptions.AllowUserVariables;
}
if (connection.OldGuids)
{
statementPreparerOptions |= StatementPreparerOptions.OldGuids;
}
var preparer = new MySqlStatementPreparer(CommandText, m_parameterCollection, statementPreparerOptions);
var payload = new PayloadData(preparer.ParseAndBindParameters());
await Session.SendAsync(payload, ioBehavior, cancellationToken).ConfigureAwait(false);
reader = await MySqlDataReader.CreateAsync(this, behavior, ioBehavior, cancellationToken).ConfigureAwait(false);
return(reader);
}
finally
{
if (reader == null)
{
// received an error from MySQL and never created an active reader
Connection.HasActiveReader = false;
}
}
}
