private long BulkLoadData(ITableDefinition tableDefinition, string fileName)
{
for (var i = 0; i < 30; i++)
{
var bulkCopy = _dbContext.PowerPlant.CreateFastCopy();
if (BatchSize > 0)
{
bulkCopy.BatchSize = BatchSize;
}
try
{
using (var reader = ADataReaderFactory.CreateInstance(fileName, tableDefinition, bulkCopy.LargeBlobSize))
{
return(bulkCopy.LoadData(reader, fileName, tableDefinition));
}
}
catch (Exception ex)
{
if (_dbContext.DbType == DbTypeName.SqlServer && ADatabaseException.ShouldThrottle(ex))
{
_logger.Write($"Throttling down when load table {tableDefinition.Name}, round {i}");
_logger.Write("Error causing throttle:");
_logger.Write(ex);
Thread.Sleep(10000 + i * i * i * 1000);
}
else
{
_logger.Write($"ERROR when load table {tableDefinition.Name}, round {i}");
throw;
}
}
}
throw new ADatabaseException("Failed throttling down when loading " + tableDefinition.Name);
}
public static T Execute <T>(IDbContext dbContext, string sql, Func <InternalSqlServerCommand, T> func)
{
for (int i = 0; i < _maxTries; i++)
{
try
{
return(InternalSqlServerConnection.ExecuteInConnectionScope(dbContext, sql, func));
}
catch (Exception ex)
{
if (ADatabaseException.ShouldThrottle(ex))
{
dbContext.Logger.Write(string.Format("Throttling down \"{0}...\", round {1}", sql.Substring(0, Math.Min(sql.Length, 40)), i));
Thread.Sleep(10000 + i * i * i * 1000);
}
else
{
throw;
}
}
}
return(InternalSqlServerConnection.ExecuteInConnectionScope(dbContext, sql, func));
}