public async Task <string> InvokeIbmDb2QueryAsync(string tableName)
{
var teamMembers = new List <string>();
using (var connection = new DB2Connection(Db2Configuration.Db2ConnectionString))
{
connection.Open();
using (var command = new DB2Command("SELECT LASTNAME FROM EMPLOYEE FETCH FIRST ROW ONLY", connection))
{
using (var reader = await command.ExecuteReaderAsync())
{
while (await reader.ReadAsync())
{
teamMembers.Add(reader.GetString(reader.GetOrdinal("LASTNAME")));
}
}
}
var insertSql = string.Format(InsertHotelDB2Sql, tableName);
var countSql = string.Format(CountHotelDB2Sql, tableName);
var deleteSql = string.Format(DeleteHotelDB2Sql, tableName);
using (var command = new DB2Command(insertSql, connection))
{
var insertCount = command.ExecuteNonQueryAsync();
}
using (var command = new DB2Command(countSql, connection))
{
var hotelCount = command.ExecuteScalarAsync();
}
using (var command = new DB2Command(deleteSql, connection))
{
var deleteCount = command.ExecuteNonQueryAsync();
}
}
return(string.Join(",", teamMembers));
}
