public void copy(Command cmd, CompareSideType sideType)
{
if (cmd.HasHelp)
{
if (sideType == CompareSideType.copy)
{
stdio.WriteLine("copy schema or records from table1 to table2, support table name wildcards");
stdio.WriteLine("copy table1 [table2] [/s]");
}
else if (sideType == CompareSideType.sync)
{
stdio.WriteLine("synchronize schema or records from table1 to table2");
stdio.WriteLine("sync table1 [table2] [/s] : sync table1' records to table2");
}
else if (sideType == CompareSideType.compare)
{
stdio.WriteLine("compare schema or records from table1 to table2");
stdio.WriteLine("comp table1 [table2] [/s] : sync table1' records to table2");
}
stdio.WriteLine("support table name wildcards");
stdio.WriteLine("[/s] : table schema, default table records");
return;
}
CancelableWork.CanCancel(cts =>
{
PathBothSide both = new PathBothSide(mgr, cmd);
var dname2 = mgr.GetPathFrom<DatabaseName>(both.ps2.Node);
if (both.ps1.MatchedTables == null)
return;
foreach (var tname1 in both.ps1.MatchedTables)
{
if (cts.IsCancellationRequested)
return;
TableName tname2 = mgr.GetPathFrom<TableName>(both.ps2.Node);
if (tname2 == null)
{
tname2 = new TableName(dname2, tname1.SchemaName, tname1.ShortName);
}
var adapter = new CompareAdapter(both.ps1.side, both.ps2.side);
//stdio.WriteLine("start to {0} from {1} to {2}", sideType, tname1, tname2);
var sql = adapter.CompareTable(cmd.IsSchema ? ActionType.CompareSchema : ActionType.CompareData,
sideType, tname1, tname2, mgr.Configuration.PK, cmd.Columns);
if (sideType == CompareSideType.compare)
{
if (sql == string.Empty)
{
stdio.WriteLine("source {0} and destination {1} are identical", tname1, tname2);
}
continue;
}
if (sql == string.Empty)
{
stdio.WriteLine("nothing changes made on destination {0}", tname2);
}
else
{
bool exists = tname2.Exists();
try
{
var sqlcmd = new SqlCmd(both.ps2.side.Provider, sql);
int count = sqlcmd.ExecuteNonQueryTransaction();
if (exists)
{
if (count >= 0)
stdio.WriteLine("{0} row(s) changed at destination {1}", count, tname2);
else
stdio.WriteLine("command(s) completed successfully at destination {1}", count, tname2);
}
else
stdio.WriteLine("table {0} created at destination", tname2);
}
catch (Exception ex)
{
stdio.ErrorFormat(ex.Message);
return;
}
}
} // loop for
return;
});
}
private bool DoSingleLineCommand(string text)
{
text = text.Trim();
if (text == string.Empty)
return false;
Command cmd = new Command(text, cfg);
switch (cmd.Action)
{
case "set":
commandee.set(cmd);
return true;
case "let":
commandee.let(cmd);
return true;
case "md":
case "mkdir":
commandee.mkdir(cmd);
return true;
case "rd":
case "rmdir":
commandee.rmdir(cmd);
return true;
}
switch (cmd.Action)
{
case "ls":
case "dir":
commandee.dir(cmd);
return true;
case "cd":
case "chdir":
if (cmd.arg1 != null || cmd.HasHelp)
chdir(cmd);
else
stdio.WriteLine(mgr.ToString());
return true;
case "type":
commandee.type(cmd);
return true;
case "del":
case "erase":
commandee.del(cmd);
return true;
case "ren":
case "rename":
commandee.rename(cmd);
return true;
case "attrib":
commandee.attrib(cmd);
return true;
case "echo":
stdio.WriteLine(text);
return true;
case "rem":
return true;
case "ver":
stdio.WriteLine("sqlcon [Version {0}]", SysExtension.ApplicationVerison);
return true;
case "show":
if (cmd.arg1 != null)
Show(cmd.arg1.ToLower(), cmd.arg2);
else
stdio.ErrorFormat("invalid argument");
return true;
case "find":
if (cmd.arg1 != null)
theSide.FindName(cmd.arg1);
else
stdio.ErrorFormat("find object undefined");
return true;
case "save":
if (cmd.arg1 == "output")
{
if (!File.Exists(this.cfg.OutputFile))
{
stdio.ErrorFormat("no output file found : {0}", this.cfg.OutputFile);
break;
}
using (var reader = new StreamReader(this.cfg.OutputFile))
{
string data = reader.ReadToEnd();
System.Windows.Clipboard.SetText(data);
stdio.WriteLine("copied to clipboard");
}
}
return true;
case "execute":
commandee.execute(cmd, theSide);
return true;
case "open":
commandee.open(cmd, cfg);
return true;
case "compare":
{
PathBothSide both = new PathBothSide(mgr, cmd);
using (var writer = cfg.OutputFile.NewStreamWriter())
{
ActionType type;
if (cmd.IsSchema)
type = ActionType.CompareSchema;
else
type = ActionType.CompareData;
if (both.Invalid)
{
return true;
}
var adapter = new CompareAdapter(both.ps1.side, both.ps2.side);
var sql = adapter.Run(type, both.ps1.MatchedTables, both.ps2.MatchedTables, cfg, cmd.Columns);
writer.Write(sql);
}
stdio.WriteLine("completed");
return true;
}
case "copy":
commandee.copy(cmd, CompareSideType.copy);
return true;
case "sync":
commandee.copy(cmd, CompareSideType.sync);
return true;
case "comp":
commandee.copy(cmd, CompareSideType.compare);
return true;
case "xcopy":
commandee.xcopy(cmd);
return true;
//example: run func(id=20)
case "run":
{
VAL result = Context.Evaluate(cmd.args);
if (result.IsNull)
stdio.ErrorFormat("undefined query function");
else if (result.IsInt)
{
//show error code
}
else
{
if (!result.IsList && result.Size != 2)
{
stdio.ErrorFormat("invalid format, run query like >run query(id=1)");
return true;
}
try
{
DataSet ds = new SqlCmd(theSide.Provider, (string)result[0]).ParseParameters(result[1]).FillDataSet();
if (ds != null)
{
foreach (DataTable dt in ds.Tables)
dt.ToConsole();
}
else
stdio.ErrorFormat("cannot retrieve data from server");
}
catch (Exception ex)
{
stdio.ErrorFormat("{0}", ex.Message);
return true;
}
}
}
return true;
case "export":
commandee.export(cmd, cfg, this);
return true;
case "clean":
commandee.clean(cmd, cfg);
return true;
case "mount":
commandee.mount(cmd, cfg);
return true;
case "umount":
commandee.umount(cmd, cfg);
return true;
case "edit":
commandee.edit(cmd, theSide);
return true;
default:
break;
}
return false;
}
public void xcopy(Command cmd)
{
if (cmd.HasHelp)
{
stdio.WriteLine("xcopy large size records, support table/database name wildcards");
stdio.WriteLine(" table must have same structure");
stdio.WriteLine("xcopy database1 [database2]");
stdio.WriteLine("xcopy table1 [table2]");
stdio.WriteLine(" /col:c1[=d1],c2[=d2],... copy selected columns (mapping)");
stdio.WriteLine(" /s compare table schema");
stdio.WriteLine("note that: to xcopy selected records of table, mkdir locator first, example:");
stdio.WriteLine(@" \local\NorthWind\Products> md ProductId<2000");
stdio.WriteLine(@" \local\NorthWind\Products> xcopy 1 \local\db");
return;
}
CancelableWork.CanCancel(cts =>
{
PathBothSide both = new PathBothSide(mgr, cmd);
var dname2 = mgr.GetPathFrom<DatabaseName>(both.ps2.Node);
if (both.ps1.MatchedTables == null)
return;
foreach (var tname1 in both.ps1.MatchedTables)
{
if (cts.IsCancellationRequested)
return;
TableName tname2 = mgr.GetPathFrom<TableName>(both.ps2.Node);
if (tname2 == null)
tname2 = new TableName(dname2, tname1.SchemaName, tname1.ShortName);
if (cmd.IsSchema)
{
string result = Compare.TableSchemaDifference(CompareSideType.compare, tname1, tname2);
if (!string.IsNullOrEmpty(result))
{
stdio.ErrorFormat("destination table is not compatible or doesn't exist");
continue;
}
}
List<SqlBulkCopyColumnMapping> maps = new List<SqlBulkCopyColumnMapping>();
if (cmd.Columns.Length > 0)
{
SqlBulkCopyColumnMapping mapping;
foreach (var column in cmd.Columns)
{
string[] items = column.Split('=');
if (items.Length == 2)
mapping = new SqlBulkCopyColumnMapping(items[0], items[1]);
else
mapping = new SqlBulkCopyColumnMapping(column, column);
maps.Add(mapping);
}
}
TableReader tableReader;
if (both.ps1.Node.Item is Locator)
{
Locator locator = mgr.GetCombinedLocator(both.ps1.Node);
string where = locator.Path;
tableReader = new TableReader(tname1, where.Inject());
}
else
tableReader = new TableReader(tname1);
int count = tableReader.Count;
stdio.Write("copying {0}", tname1.Name);
using (var progress = new ProgressBar { Count = count })
{
TableBulkCopy bulkCopy = new TableBulkCopy(tableReader);
bulkCopy.CopyTo(tname2, maps.ToArray(), cts, progress);
if (cts.IsCancellationRequested)
progress.Report(count);
}
if (!cts.IsCancellationRequested)
stdio.WriteLine(", Done.");
}
});
}
