static void TestBatch(CSqlServer sql, List <KeyValuePair <CDBColumnInfoArray, CDBVariantArray> > ra) { CDBVariantArray vParam = new CDBVariantArray(); vParam.Add(1); //ID vParam.Add(1); //EMPLOYEEID CParameterInfoArray vPInfo = new CParameterInfoArray(); CParameterInfo info = new CParameterInfo(); info.ParameterName = "@ID"; info.DataType = tagVariantDataType.sdVT_INT; vPInfo.Add(info); info = new CParameterInfo(); info.ParameterName = "@EMPLOYEEID"; info.DataType = tagVariantDataType.sdVT_INT; vPInfo.Add(info); //there is no manual transaction if isolation is tiUnspecified sql.ExecuteBatch(tagTransactionIsolation.tiUnspecified, "select getdate();select * from company where id=@ID;select * from employee where EMPLOYEEID=@EMPLOYEEID", vParam, er, (h, v) => { KeyValuePair <CDBColumnInfoArray, CDBVariantArray> p = ra[ra.Count - 1]; p.Value.AddRange(v); }, (h) => { CDBColumnInfoArray v = h.ColumnInfo; ra.Add(new KeyValuePair <CDBColumnInfoArray, CDBVariantArray>(v, new CDBVariantArray())); Console.WriteLine("dbPath={0}, tablePath={1}", v[0].DBPath, v[0].TablePath); }, (h) => { }, vPInfo.ToArray()); vParam = new CDBVariantArray(); vParam.Add(1); //ID vParam.Add(2); //EMPLOYEEID vParam.Add(2); //ID vParam.Add(3); //EMPLOYEEID //Same as sqlite.BeginTrans(); //Select getdate();select * from COMPANY where ID=1;select * from COMPANY where ID=2;getdate(); //select * from EMPLOYEE where EMPLOYEEID=2;select * from EMPLOYEE where EMPLOYEEID=3 //ok = sqlite.EndTrans(); sql.ExecuteBatch(tagTransactionIsolation.tiUnspecified, "select getdate();select * from company where id=@ID;select getdate();select * from employee where EMPLOYEEID=@EMPLOYEEID", vParam, er, (h, v) => { KeyValuePair <CDBColumnInfoArray, CDBVariantArray> p = ra[ra.Count - 1]; p.Value.AddRange(v); }, (h) => { CDBColumnInfoArray v = h.ColumnInfo; ra.Add(new KeyValuePair <CDBColumnInfoArray, CDBVariantArray>(v, new CDBVariantArray())); Console.WriteLine("dbPath={0}, tablePath={1}", v[0].DBPath, v[0].TablePath); }, (h) => { }, vPInfo.ToArray()); }
static void TestStoredProcedure_2(CSqlServer sql, List <KeyValuePair <CDBColumnInfoArray, CDBVariantArray> > ra, CDBVariantArray vPData) { CParameterInfoArray vPInfo = new CParameterInfoArray(); CParameterInfo info = new CParameterInfo(); info.ParameterName = "RetVal"; info.DataType = tagVariantDataType.sdVT_INT; info.Direction = tagParameterDirection.pdReturnValue; vPInfo.Add(info); info = new CParameterInfo(); info.ParameterName = "@testid"; info.DataType = tagVariantDataType.sdVT_INT; vPInfo.Add(info); info = new CParameterInfo(); info.ParameterName = "@dot"; info.DataType = tagVariantDataType.sdVT_DATETIMEOFFSET; vPInfo.Add(info); info = new CParameterInfo(); info.ParameterName = "@myxml"; info.DataType = tagVariantDataType.sdVT_XML; info.ColumnSize = uint.MaxValue; info.Direction = tagParameterDirection.pdInputOutput; vPInfo.Add(info); info = new CParameterInfo(); info.ParameterName = "@tuuid"; info.DataType = tagVariantDataType.sdVT_CLSID; info.Direction = tagParameterDirection.pdInputOutput; vPInfo.Add(info); info = new CParameterInfo(); info.ParameterName = "@myvar"; info.DataType = tagVariantDataType.sdVT_VARIANT; info.Direction = tagParameterDirection.pdOutput; vPInfo.Add(info); bool ok = sql.Prepare("sp_TestRare1", dr, vPInfo.ToArray()); //process multiple sets of parameters in one shot ok = sql.Execute(vPData, er, (h, v) => { KeyValuePair <CDBColumnInfoArray, CDBVariantArray> p = ra[ra.Count - 1]; p.Value.AddRange(v); }, (h) => { CDBColumnInfoArray v = h.ColumnInfo; ra.Add(new KeyValuePair <CDBColumnInfoArray, CDBVariantArray>(v, new CDBVariantArray())); Console.WriteLine("dbPath={0}, tablePath={1}", v[0].DBPath, v[0].TablePath); }); }
static void TestBatch2(CSqlServer sql, List <KeyValuePair <CDBColumnInfoArray, CDBVariantArray> > ra, CDBVariantArray vParam) { CParameterInfoArray vPInfo = new CParameterInfoArray(); CParameterInfo info = new CParameterInfo(); info.ParameterName = "@ID"; info.DataType = tagVariantDataType.sdVT_INT; vPInfo.Add(info); info = new CParameterInfo(); info.ParameterName = "RetVal"; info.DataType = tagVariantDataType.sdVT_INT; info.Direction = tagParameterDirection.pdReturnValue; vPInfo.Add(info); info = new CParameterInfo(); info.ParameterName = "@p_company_id"; info.DataType = tagVariantDataType.sdVT_INT; vPInfo.Add(info); //return direction can be ignorable info = new CParameterInfo(); info.ParameterName = "@p_sum_salary"; info.DataType = tagVariantDataType.sdVT_R8; info.Direction = tagParameterDirection.pdInputOutput; vPInfo.Add(info); info = new CParameterInfo(); info.ParameterName = "@p_last_dt"; info.DataType = tagVariantDataType.sdVT_DATE; info.Direction = tagParameterDirection.pdOutput; vPInfo.Add(info); info = new CParameterInfo(); info.ParameterName = "@EMPLOYEEID"; info.DataType = tagVariantDataType.sdVT_INT; vPInfo.Add(info); //@sqltestdb.dbo.sp_TestProc@@@ -- one return (@) plus three parameters (@@@) //there is no manual transaction if isolation is tiUnspecified sql.ExecuteBatch(tagTransactionIsolation.tiUnspecified, "select getdate();select * from company where id=@ID;@sqltestdb.dbo.sp_TestProc@@@;select * from employee where EMPLOYEEID=@EMPLOYEEID", vParam, er, (h, v) => { KeyValuePair <CDBColumnInfoArray, CDBVariantArray> p = ra[ra.Count - 1]; p.Value.AddRange(v); }, (h) => { CDBColumnInfoArray v = h.ColumnInfo; ra.Add(new KeyValuePair <CDBColumnInfoArray, CDBVariantArray>(v, new CDBVariantArray())); Console.WriteLine("dbPath={0}, tablePath={1}", v[0].DBPath, v[0].TablePath); }, (h) => { }, vPInfo.ToArray()); }
static void TestPreparedStatements(CSqlServer sql) { string sql_insert_parameter = "INSERT INTO company(ID,NAME,ADDRESS,Income)VALUES(@ID,@NAME,@ADDRESS,@Income)"; CParameterInfoArray vInfo = new CParameterInfoArray(); CParameterInfo info = new CParameterInfo(); info.ParameterName = "@ID"; info.DataType = tagVariantDataType.sdVT_INT; vInfo.Add(info); info = new CParameterInfo(); info.ParameterName = "@NAME"; info.DataType = tagVariantDataType.sdVT_BSTR; info.ColumnSize = 64; vInfo.Add(info); info = new CParameterInfo(); info.ParameterName = "@ADDRESS"; info.DataType = tagVariantDataType.sdVT_BSTR; info.ColumnSize = 256; vInfo.Add(info); info = new CParameterInfo(); info.ParameterName = "@Income"; info.DataType = tagVariantDataType.sdVT_R8; //double vInfo.Add(info); bool ok = sql.Prepare(sql_insert_parameter, dr, vInfo.ToArray()); CDBVariantArray vData = new CDBVariantArray(); //first set vData.Add(1); vData.Add("Google Inc."); vData.Add("1600 Amphitheatre Parkway, Mountain View, CA 94043, USA"); vData.Add(66000000000.0); //second set vData.Add(2); vData.Add("Microsoft Inc."); vData.Add("700 Bellevue Way NE- 22nd Floor, Bellevue, WA 98804, USA"); vData.Add(93600000000.0); //third set vData.Add(3); vData.Add("Apple Inc."); vData.Add("1 Infinite Loop, Cupertino, CA 95014, USA"); vData.Add(234000000000.0); ok = sql.Execute(vData, er); }
static void TestPreparedStatements_2(CSqlServer sql) { CParameterInfoArray vInfo = new CParameterInfoArray(); CParameterInfo info = new CParameterInfo(); info.DataType = tagVariantDataType.sdVT_CLSID; info.ParameterName = "@myguid"; vInfo.Add(info); info = new CParameterInfo(); info.ParameterName = "@myxml"; info.DataType = tagVariantDataType.sdVT_BSTR; info.ColumnSize = uint.MaxValue; vInfo.Add(info); info = new CParameterInfo(); info.ParameterName = "@myvariant"; info.DataType = tagVariantDataType.sdVT_VARIANT; vInfo.Add(info); info = new CParameterInfo(); info.ParameterName = "@mydateimeoffset"; info.DataType = tagVariantDataType.sdVT_DATE; vInfo.Add(info); //if a prepared statement contains UUID or sql_variant, you must specify an array of parameter definitions string sql_insert_parameter = "INSERT INTO test_rare1(myguid,myxml,myvariant,mydateimeoffset)VALUES(@myguid,@myxml,@myvariant,@mydateimeoffset)"; bool ok = sql.Prepare(sql_insert_parameter, dr, vInfo.ToArray()); CDBVariantArray vData = new CDBVariantArray(); vData.Add(Guid.NewGuid()); vData.Add("<myxmlroot />"); vData.Add(23.456); vData.Add(DateTime.Now); vData.Add(Guid.NewGuid()); vData.Add("<myxmlroot_2 />"); vData.Add("马拉阿歌俱乐部"); vData.Add(DateTime.Now.AddSeconds(123.45)); ok = sql.Execute(vData, er); }
static void TestStoredProcedure(CSqlServer sql, List <KeyValuePair <CDBColumnInfoArray, CDBVariantArray> > ra, CDBVariantArray vPData) { CParameterInfoArray vPInfo = new CParameterInfoArray(); CParameterInfo info = new CParameterInfo(); info.ParameterName = "RetVal"; info.DataType = tagVariantDataType.sdVT_INT; info.Direction = tagParameterDirection.pdReturnValue; vPInfo.Add(info); info = new CParameterInfo(); info.ParameterName = "@p_company_id"; info.DataType = tagVariantDataType.sdVT_INT; vPInfo.Add(info); //return direction can be ignorable info = new CParameterInfo(); info.ParameterName = "@p_sum_salary"; info.DataType = tagVariantDataType.sdVT_R8; info.Direction = tagParameterDirection.pdInputOutput; vPInfo.Add(info); info = new CParameterInfo(); info.ParameterName = "@p_last_dt"; info.DataType = tagVariantDataType.sdVT_DATE; info.Direction = tagParameterDirection.pdOutput; vPInfo.Add(info); bool ok = sql.Prepare("sqltestdb.dbo.sp_TestProc", dr, vPInfo.ToArray()); //process multiple sets of parameters in one shot ok = sql.Execute(vPData, er, (h, v) => { KeyValuePair <CDBColumnInfoArray, CDBVariantArray> p = ra[ra.Count - 1]; p.Value.AddRange(v); }, (h) => { CDBColumnInfoArray v = h.ColumnInfo; ra.Add(new KeyValuePair <CDBColumnInfoArray, CDBVariantArray>(v, new CDBVariantArray())); Console.WriteLine("dbPath={0}, tablePath={1}", v[0].DBPath, v[0].TablePath); }); }
static void InsertBLOBByPreparedStatement(CSqlServer sql) { string wstr = ""; while (wstr.Length < 128 * 1024) { wstr += "广告做得不那么夸张的就不说了,看看这三家,都是正儿八经的公立三甲,附属医院,不是武警,也不是部队,更不是莆田,都在卫生部门直接监管下,照样明目张胆地骗人。"; } string str = ""; while (str.Length < 256 * 1024) { str += "The epic takedown of his opponent on an all-important voting day was extraordinary even by the standards of the 2016 campaign -- and quickly drew a scathing response from Trump."; } string sqlInsert = "insert into employee(EMPLOYEEID, CompanyId,name,JoinDate,myimage,DESCRIPTION,Salary)values(@EMPLOYEEID,@CompanyId,@name,@JoinDate,@myimage,@DESCRIPTION,@Salary)"; CParameterInfoArray vInfo = new CParameterInfoArray(); CParameterInfo info = new CParameterInfo(); info.ParameterName = "@EMPLOYEEID"; info.DataType = tagVariantDataType.sdVT_INT; vInfo.Add(info); info = new CParameterInfo(); info.ParameterName = "@CompanyId"; info.DataType = tagVariantDataType.sdVT_INT; vInfo.Add(info); info = new CParameterInfo(); info.ParameterName = "@name"; info.ColumnSize = 64; info.DataType = tagVariantDataType.sdVT_BSTR; vInfo.Add(info); info = new CParameterInfo(); info.ParameterName = "@JoinDate"; info.DataType = tagVariantDataType.sdVT_DATE; vInfo.Add(info); info = new CParameterInfo(); info.ParameterName = "@myimage"; info.ColumnSize = uint.MaxValue; info.DataType = tagVariantDataType.sdVT_UI1 | tagVariantDataType.sdVT_ARRAY; vInfo.Add(info); info = new CParameterInfo(); info.ParameterName = "@DESCRIPTION"; info.ColumnSize = uint.MaxValue; info.DataType = tagVariantDataType.sdVT_BSTR; vInfo.Add(info); info = new CParameterInfo(); info.ParameterName = "@Salary"; info.ColumnSize = uint.MaxValue; info.DataType = tagVariantDataType.sdVT_DECIMAL; info.Precision = 15; info.Scale = 2; vInfo.Add(info); bool ok = sql.Prepare(sqlInsert, dr, vInfo.ToArray()); CDBVariantArray vData = new CDBVariantArray(); using (CScopeUQueue sbBlob = new CScopeUQueue()) { //first set of data vData.Add(1); vData.Add(1); //google company id vData.Add("Ted Cruz"); vData.Add(DateTime.Now); sbBlob.Save(wstr); byte[] bytes = sbBlob.UQueue.GetBuffer(); vData.Add(bytes); vData.Add(wstr); vData.Add(254000.2460d); //second set of data vData.Add(2); vData.Add(1); //google company id vData.Add("Donald Trump"); vData.Add(DateTime.Now); sbBlob.UQueue.SetSize(0); sbBlob.Save(str); bytes = sbBlob.UQueue.GetBuffer(); vData.Add(bytes); vData.Add(str); vData.Add(20254000.197d); //third set of data vData.Add(3); vData.Add(2); //Microsoft company id vData.Add("Hillary Clinton"); vData.Add(DateTime.Now); sbBlob.Save(wstr); bytes = sbBlob.UQueue.GetBuffer(); vData.Add(bytes); vData.Add(wstr); vData.Add(6254000.5d); //execute multiple sets of parameter data in one short ok = sql.Execute(vData, er); } }
static void Main(string[] args) { Console.WriteLine("SocketPro performance test against a remote MS SQL backend DB"); Console.WriteLine("Remote host: "); string host = Console.ReadLine(); using (CSocketPool <CSqlServer> spSql = new CSocketPool <CSqlServer>()) { CConnectionContext cc = new CConnectionContext(host, 20903, "sa", "Smash123"); if (!spSql.StartSocketPool(cc, 1, 1)) { Console.WriteLine("Failed in connecting to remote helloworld server. Press any key to close the application ......"); Console.Read(); return; } Console.WriteLine("Database name: "); string dbName = Console.ReadLine(); Console.WriteLine("Table name: "); string tableName = Console.ReadLine(); Console.WriteLine("sql filter: "); string filter = Console.ReadLine(); Console.WriteLine("Asynchronous execution (0) or synchronous execution (1) ?"); bool sync = (Console.ReadKey().KeyChar != '0'); Console.WriteLine(""); Console.WriteLine("Computing ......"); CSqlServer mysql = spSql.Seek(); CAsyncDBHandler.DResult dr = (handler, res, errMsg) => { if (res != 0) { Console.WriteLine("res = {0}, errMsg: {1}", res, errMsg); } }; uint obtained = 0; bool ok = mysql.Open(dbName, dr); #if USE_DATATABLE List <KeyValuePair <CDBColumnInfoArray, DataTable> > ra = new List <KeyValuePair <CDBColumnInfoArray, DataTable> >(); #else List <KeyValuePair <CDBColumnInfoArray, CDBVariantArray> > ra = new List <KeyValuePair <CDBColumnInfoArray, CDBVariantArray> >(); #endif CAsyncDBHandler.DExecuteResult er = (handler, res, errMsg, affected, fail_ok, id) => { if (res != 0) { Console.WriteLine("fails = {0}, oks = {1}, res = {2}, errMsg: {3}", (uint)(fail_ok >> 32), (uint)fail_ok, res, errMsg); } ra.Clear(); ++obtained; }; CAsyncDBHandler.DRows r = (handler, rowData) => { //rowset data come here int last = ra.Count - 1; #if USE_DATATABLE KeyValuePair <CDBColumnInfoArray, DataTable> item = ra[last]; CAsyncDBHandler.AppendRowDataIntoDataTable(rowData, item.Value); #else KeyValuePair <CDBColumnInfoArray, CDBVariantArray> item = ra[last]; item.Value.AddRange(rowData); #endif }; CAsyncDBHandler.DRowsetHeader rh = (handler) => { //rowset header comes here #if USE_DATATABLE DataTable dt = CAsyncDBHandler.MakeDataTable(handler.ColumnInfo); KeyValuePair <CDBColumnInfoArray, DataTable> item = new KeyValuePair <CDBColumnInfoArray, DataTable>(handler.ColumnInfo, dt); #else KeyValuePair <CDBColumnInfoArray, CDBVariantArray> item = new KeyValuePair <CDBColumnInfoArray, CDBVariantArray>(handler.ColumnInfo, new CDBVariantArray()); #endif ra.Add(item); }; obtained = 0; string sql = "select * from " + tableName; if (filter.Length > 0) { sql += " where " + filter; } int count = 10000; DateTime start = DateTime.Now; for (int n = 0; n < count; ++n) { //set meta to false so that server side doesn't return meta, which will improve query performance ok = mysql.Execute(sql, er, r, rh, false); if (sync && ok) { ok = mysql.WaitAll(); } if (!ok) { break; } } if (!sync && ok) { ok = mysql.WaitAll(); } double diff = (DateTime.Now - start).TotalMilliseconds; Console.WriteLine("Time required = {0} milliseconds for {1} query requests", diff, obtained); //you need to compile and run the sample project test_sharp before running the below code ok = mysql.Execute("USE sqltestdb;delete from company where id > 3"); string sql_insert_parameter = "INSERT INTO company(ID,NAME,ADDRESS,Income)VALUES(@ID,@NAME,@ADDRESS,@Income)"; CParameterInfoArray vInfo = new CParameterInfoArray(); CParameterInfo info = new CParameterInfo(); info.ParameterName = "@ID"; info.DataType = tagVariantDataType.sdVT_INT; vInfo.Add(info); info = new CParameterInfo(); info.ParameterName = "@NAME"; info.DataType = tagVariantDataType.sdVT_BSTR; info.ColumnSize = 64; vInfo.Add(info); info = new CParameterInfo(); info.ParameterName = "@ADDRESS"; info.DataType = tagVariantDataType.sdVT_BSTR; info.ColumnSize = 256; vInfo.Add(info); info = new CParameterInfo(); info.ParameterName = "@Income"; info.DataType = tagVariantDataType.sdVT_R8; //double vInfo.Add(info); ok = mysql.Prepare(sql_insert_parameter, dr, vInfo.ToArray()); ok = mysql.WaitAll(); int index = 0; count = 50000; Console.WriteLine(); Console.WriteLine("Going to insert {0} records into the table sqltestdb.company", count); start = DateTime.Now; CDBVariantArray vData = new CDBVariantArray(); ok = mysql.BeginTrans(); for (int n = 0; n < count; ++n) { vData.Add(n + 4); int data = (n % 3); switch (data) { case 0: vData.Add("Google Inc."); vData.Add("1600 Amphitheatre Parkway, Mountain View, CA 94043, USA"); vData.Add(66000000000.12); break; case 1: vData.Add("Microsoft Inc."); vData.Add("700 Bellevue Way NE- 22nd Floor, Bellevue, WA 98804, USA"); vData.Add(93600000001.24); break; default: vData.Add("Apple Inc."); vData.Add("1 Infinite Loop, Cupertino, CA 95014, USA"); vData.Add(234000000002.17); break; } ++index; //send 2000 sets of parameter data onto server for processing in batch if (2000 == index) { ok = mysql.Execute(vData, er); ok = mysql.EndTrans(); vData.Clear(); Console.WriteLine("Commit {0} records into the table sqltestdb.company", index); ok = mysql.BeginTrans(); index = 0; } } if (vData.Count > 0) { ok = mysql.Execute(vData, er); Console.WriteLine("Commit {0} records into the table sqltestdb.company", index); } ok = mysql.EndTrans(); ok = mysql.WaitAll(); diff = (DateTime.Now - start).TotalMilliseconds; Console.WriteLine("Time required = {0} milliseconds for {1} insert requests", diff, count); Console.WriteLine(); Console.WriteLine("Press any key to close the application ......"); Console.ReadLine(); } }