void bgw_DoWork(object sender, DoWorkEventArgs e)
{
try
{
StringBuilder sbrlt = new StringBuilder();
TransferParams prm = e.Argument as TransferParams;
BackgroundWorker bgw = sender as BackgroundWorker;
for (int i = 0; i < prm.TranTable.Count; i++)
{
ReportStatus RS = new ReportStatus()
{
Percent = i * 100 / prm.TranTable.Count,
TransObject = prm.TranTable[i],
TransType = "Table"
};
bgw.ReportProgress(RS.Percent, RS);
DataRow[] drs = prm.SrcTables.Select("TABLE_NAME ='" + prm.TranTable[i] + "'");
if (drs == null || drs.Length == 0)
{
continue;
}
DatabaseColumnInfo[] ColumnInfo = new DatabaseColumnInfo[drs.Length];
ODAParameter[] Oprms = new ODAParameter[drs.Length];
bool isBigData = false;
for (int j = 0; j < drs.Length; j++)
{
int Scale = 0;
int.TryParse(drs[j]["SCALE"].ToString().Trim(), out Scale);
int length = 2000;
int.TryParse(drs[j]["LENGTH"].ToString().Trim(), out length);
ColumnInfo[j] = prm.TargetDB.ODAColumnToOrigin(drs[j]["COLUMN_NAME"].ToString(), drs[j]["ODA_DATATYPE"].ToString().Trim(), length, Scale);
ColumnInfo[j].NotNull = drs[j]["NOT_NULL"].ToString().Trim().ToUpper() == "Y";
ODAdbType DBDataType = ODAdbType.OVarchar;
Enum.TryParse <ODAdbType>(drs[j]["ODA_DATATYPE"].ToString().Trim(), out DBDataType);
if (DBDataType == ODAdbType.OBinary)
{
isBigData = true;
}
Oprms[j] = new ODAParameter()
{
ColumnName = drs[j]["COLUMN_NAME"].ToString(),
DBDataType = DBDataType,
Direction = ParameterDirection.Input,
ParamsName = drs[j]["COLUMN_NAME"].ToString(),
Size = ColumnInfo[j].Length
};
}
if (prm.NeedTransTable)
{
string[] Pkeys = prm.SourceDB.GetPrimarykey(prm.TranTable[i]);
string tlt = this.CreateTable(prm.TargetDB, prm.TranTable[i], ColumnInfo, Pkeys);
if (!string.IsNullOrWhiteSpace(tlt))
{
sbrlt.AppendLine(tlt);
continue;
}
ReportStatus RST = new ReportStatus()
{
Percent = (i + 1) * 100 / prm.TranTable.Count,
TransObject = "Table [" + prm.TranTable[i] + "] Created",
TransType = "Table"
};
bgw.ReportProgress(RS.Percent, RST);
}
if (prm.NeedTransData)
{
for (int j = 0; j < drs.Length; j++)
{
Oprms[j] = new ODAParameter()
{
ColumnName = drs[j]["COLUMN_NAME"].ToString(),
DBDataType = (ODAdbType)Enum.Parse(typeof(ODAdbType), drs[j]["ODA_DATATYPE"].ToString().Trim()),
Direction = ParameterDirection.Input,
ParamsName = drs[j]["COLUMN_NAME"].ToString(),
Size = ColumnInfo[j].Length
};
}
int total = 0;
int maxR = isBigData ? 50 : 10000;
int startIndx = 0;
DataTable DT_total = CurrentDatabase.DataSource.Select("SELECT COUNT(*) FROM " + prm.TranTable[i], null);
int.TryParse(DT_total.Rows[0][0].ToString(), out total);
while (startIndx < total)
{
ReportStatus RSData0 = new ReportStatus()
{
Percent = total == 0 ? 0 : startIndx * 100 / total,
TransObject = prm.TranTable[i] + " Preparing " + startIndx.ToString() + " ~ " + (startIndx + maxR).ToString() + "/" + total.ToString() + " record ",
TransType = "Data"
};
bgw.ReportProgress(RS.Percent, RSData0);
DataTable Source = CurrentDatabase.DataSource.Select("SELECT * FROM " + prm.TranTable[i], null, startIndx, maxR, null);
Source.TableName = prm.TranTable[i];
int endIdx = (startIndx + maxR) > total ? total : startIndx + maxR;
ReportStatus RSData1 = new ReportStatus()
{
Percent = total == 0 ? 0 : endIdx * 100 / total,
TransObject = prm.TranTable[i] + " Importing " + startIndx.ToString() + " ~ " + endIdx.ToString() + "/" + total.ToString() + " record ",
TransType = "Data"
};
bgw.ReportProgress(RS.Percent, RSData1);
TarDB.Import(Source, Oprms);
startIndx = startIndx + maxR;
}
}
}
if (sbrlt.Length == 0)
{
sbrlt.Append("数据复制完成！");
}
e.Result = sbrlt.ToString();
}
catch (Exception ex)
{
e.Result = ex.ToString();
}
}
void bgw_DoWork(object sender, DoWorkEventArgs e)
{
string[] rtlMsg = new string[2];
try
{
StringBuilder sbrlt = new StringBuilder();
TransferParams prm = e.Argument as TransferParams;
BackgroundWorker bgw = sender as BackgroundWorker;
StringBuilder tblScript = new StringBuilder();
string TargetDB = prm.TargetDB.DBAType.ToString();
for (int i = 0; i < prm.TranTable.Count; i++)
{
ReportStatus RS = new ReportStatus()
{
Percent = i * 100 / prm.TranTable.Count,
TransObject = prm.TranTable[i],
TransType = "Table"
};
bgw.ReportProgress(RS.Percent, RS);
DataRow[] drs = prm.SrcTables.Select("TABLE_NAME ='" + prm.TranTable[i] + "'");
if (drs == null || drs.Length == 0)
{
continue;
}
DatabaseColumnInfo[] ColumnInfo = new DatabaseColumnInfo[drs.Length];
ODAParameter[] Oprms = new ODAParameter[drs.Length];
bool isBigData = false;
for (int j = 0; j < drs.Length; j++)
{
int Scale = 0;
int.TryParse(drs[j]["SCALE"].ToString().Trim(), out Scale);
int length = 2000;
int.TryParse(drs[j]["LENGTH"].ToString().Trim(), out length);
string TargetDBDataType = CurrentDatabase.GetTargetsType(drs[j]["DATATYPE"].ToString().Trim(), prm.TargetDB.DBAType.ToString(), TargetDB);
string ODAType = CurrentDatabase.GetTargetsType(drs[j]["DATATYPE"].ToString().Trim(), CurrentDatabase.DataSource.DBAType.ToString(), "ODA");
ODAdbType DBDataType = ODAdbType.OVarchar;
Enum.TryParse <ODAdbType>(ODAType, true, out DBDataType);
ColumnInfo[j] = new DatabaseColumnInfo()
{
ColumnType = TargetDBDataType,
Length = length <= 0 ? 2000 : length,
Name = prm.TargetDB.ToDBColumnName(drs[j]["COLUMN_NAME"].ToString()),
NotNull = drs[j]["NOT_NULL"].ToString().Trim().ToUpper() == "Y",
Scale = Scale,
NoLength = DBDataType == ODAdbType.OBinary || DBDataType == ODAdbType.OInt || DBDataType == ODAdbType.ODatetime
};
if (DBDataType == ODAdbType.OBinary)
{
isBigData = true;
}
Oprms[j] = new ODAParameter()
{
ColumnName = drs[j]["COLUMN_NAME"].ToString(),
DBDataType = DBDataType,
Direction = ParameterDirection.Input,
ParamsName = drs[j]["COLUMN_NAME"].ToString(),
Size = ColumnInfo[j].Length
};
}
string[] Pkeys = prm.SourceDB.GetPrimarykey(prm.TranTable[i]);
for (int k = 0; Pkeys != null && Pkeys.Length > k; k++)
{
Pkeys[k] = prm.TargetDB.ToDBColumnName(Pkeys[k]);
}
string sql = this.CreateTable(prm.TargetDB, prm.TranTable[i], ColumnInfo, Pkeys);
tblScript.AppendLine(sql);
if (prm.NeedTransTable)
{
if (prm.NeedTransTable)
{
try
{
string dropSQL = "DROP TABLE " + prm.TranTable[i];
prm.TargetDB.ExecuteSQL(dropSQL, null);
}
catch { }
prm.TargetDB.ExecuteSQL(sql.ToString(), null);
}
ReportStatus RST = new ReportStatus()
{
Percent = (i + 1) * 100 / prm.TranTable.Count,
TransObject = "Table [" + prm.TranTable[i] + "] Created",
TransType = "Table"
};
bgw.ReportProgress(RS.Percent, RST);
}
if (prm.NeedTransData)
{
int total = 0;
int maxR = isBigData ? 50 : 10000;
int startIndx = 0;
DataTable DT_total = CurrentDatabase.DataSource.Select("SELECT COUNT(*) FROM " + prm.TranTable[i], null);
int.TryParse(DT_total.Rows[0][0].ToString(), out total);
while (startIndx < total)
{
ReportStatus RSData0 = new ReportStatus()
{
Percent = total == 0 ? 0 : startIndx * 100 / total,
TransObject = prm.TranTable[i] + " Preparing " + startIndx.ToString() + " ~ " + (startIndx + maxR).ToString() + "/" + total.ToString() + " record ",
TransType = "Data"
};
bgw.ReportProgress(RS.Percent, RSData0);
DataTable Source = CurrentDatabase.DataSource.Select("SELECT * FROM " + prm.TranTable[i], null, startIndx, maxR, null);
Source.TableName = prm.TranTable[i];
int endIdx = (startIndx + maxR) > total ? total : startIndx + maxR;
ReportStatus RSData1 = new ReportStatus()
{
Percent = total == 0 ? 0 : endIdx * 100 / total,
TransObject = prm.TranTable[i] + " Importing " + startIndx.ToString() + " ~ " + endIdx.ToString() + "/" + total.ToString() + " record ",
TransType = "Data"
};
bgw.ReportProgress(RS.Percent, RSData1);
TarDB.Import(Source, Oprms);
startIndx = startIndx + maxR;
}
}
}
if (sbrlt.Length == 0)
{
sbrlt.Append("数据复制完成！");
}
rtlMsg[0] = sbrlt.ToString();
rtlMsg[1] = tblScript.ToString();
}
catch (Exception ex)
{
rtlMsg[0] = ex.ToString();
}
e.Result = rtlMsg;
}
