/// <summary>备份单表数据到文件</summary>
/// <param name="table">数据表</param>
/// <param name="file">文件。.gz后缀时采用压缩</param>
/// <returns></returns>
public Int32 Backup(IDataTable table, String file = null)
{
var dpk = new DbPackage {
Dal = this, Tracer = Tracer ?? GlobalTracer, Log = XTrace.Log
};
return(dpk.Backup(table, file));
}
/// <summary>备份单表数据</summary>
/// <remarks>
/// 最大支持21亿行
/// </remarks>
/// <param name="table">数据表</param>
/// <param name="stream">目标数据流</param>
/// <returns></returns>
public Int32 Backup(IDataTable table, Stream stream)
{
var dpk = new DbPackage {
Dal = this, Tracer = Tracer ?? GlobalTracer, Log = XTrace.Log
};
return(dpk.Backup(table, stream));
}