ado net sql server connection pooling

... rstOld.Open(strDispSQL, cnn) txtResults.Text = "Old Values: " & vbCrLf & vbCrLf & rstOld.GetString ' Set up the Command object to use the SQL string cmd.ActiveConnection = cnn cmd.CommandText = strSQL cmd.CommandType ... operations with the Command object One of the last tasks that is useful to perform using ADO with SQL Server is to create objects such as tables on-the-fly ... strSQL cmd.CommandType = ADODB.CommandTypeEnum.adCmdText ' Execute the command cmd.Execute() ' Reopen the Orders table and redisplay the ShippedDate Field rstNew.Open(strDispSQL, cnn) txtResults.Text...

Ngày tải lên: 21/01/2014, 12:20

... databases since Figure 1.5 shows the connection options available with ADO. NET Application ADO. NET OLE DB Data Store Figure 1-5 10 ODBC History of Data Access With ADO. NET, the days of the recordset ... source ADO. NET made several huge leaps forward Arguably, the greatest was the introduction of truly disconnected data access Maintaining a connection to a database server such as MS SQL Server ... data store and restore it again ADO. NET 2.0 Data access technologies have come a long way, but even with ADO. NET, there’s still room to grow The transition to ADO. NET 2.0 is not a drastic one For...

Ngày tải lên: 12/12/2013, 21:16

... Enumerating SQL Servers Connection Pooling Password Management Building a SQL Connection with the SqlConnectionStringBuilder Class 278 279 280 281 SQL Server Types (SqlTypes) 283 Structures Using SqlTypes ... TIMESTAMP SQL_ VARIANT UNIQUEIDENTIFIER XML TABLE and CURSOR Data Types in ADO. NET and NET SqlTypes Other Alternatives Mapping SQL Server Data Types to NET Summary For More Information Chapter 5: ADO. NET ... 252 254 256 256 264 264 Chapter 10: ADO. NET Programming with SQL Server from a Client Application 265 SQL Server and ADO. NET Asynchronous Commands in ADO. NET BeginExecuteNonQuery BeginExecuteReader...

Ngày tải lên: 12/12/2013, 21:16

... System.EventArgs e) { // Create the connection SqlConnection conn = new SqlConnection( ConfigurationSettings.AppSettings[ "Sql_ ConnectString"]); // Create the transaction conn.Open( ); SqlTransaction tran = ... CategoryID, CategoryName, Description " + "FROM Categories"; da = new SqlDataAdapter(sqlText, ConfigurationSettings.AppSettings[ "Sql_ ConnectString"]); dt = new DataTable("Categories"); da.FillSchema(dt, ... System.Data.SqlClient; private SqlDataAdapter da; private DataTable dt; // private void DbmsTransactionForm_Load(object sender, System.EventArgs e) { // Fill the table String sqlText = "SELECT...

Ngày tải lên: 21/01/2014, 11:20

... Enumerating SQL Servers Connection Pooling Password Management Building a SQL Connection with the SqlConnectionStringBuilder Class 278 279 280 281 SQL Server Types (SqlTypes) 283 Structures Using SqlTypes ... TIMESTAMP SQL_ VARIANT UNIQUEIDENTIFIER XML TABLE and CURSOR Data Types in ADO. NET and NET SqlTypes Other Alternatives Mapping SQL Server Data Types to NET Summary For More Information Chapter 5: ADO. NET ... 252 254 256 256 264 264 Chapter 10: ADO. NET Programming with SQL Server from a Client Application 265 SQL Server and ADO. NET Asynchronous Commands in ADO. NET BeginExecuteNonQuery BeginExecuteReader...

Ngày tải lên: 14/03/2014, 19:20

... Microsoft SQL Server  SQL Server Management Studio •Đăng nhập vào SQL Server Server type: Database Engine Server name: tên server địa IP −Authentication: Windows SQL Server −Nếu SQL Server Authentication: ... (Authentication) •Windows Authentication SQL Server Authentication http://www.facebook.com/groups/hoclaptrinhweb/ HỌC LẬP TRÌNH WEB TỪ CƠ BẢN ĐẾN NÂNG CAO HocLapTrinhWeb.COM SQL Server Management Studio •Khởi ... HỌC LẬP TRÌNH WEB TỪ CƠ BẢN ĐẾN NÂNG CAO HocLapTrinhWeb.COM Kiến thức SQL Server 1.Các khái niệm 2.Tiện ích SQL Server Management Studio 3.Các thao tác lệnh bảng liệu http://www.facebook.com/groups/hoclaptrinhweb/...

Ngày tải lên: 28/05/2014, 18:04

... Enumerating SQL Servers Connection Pooling Password Management Building a SQL Connection with the SqlConnectionStringBuilder Class 278 279 280 281 SQL Server Types (SqlTypes) 283 Structures Using SqlTypes ... TIMESTAMP SQL_ VARIANT UNIQUEIDENTIFIER XML TABLE and CURSOR Data Types in ADO. NET and NET SqlTypes Other Alternatives Mapping SQL Server Data Types to NET Summary For More Information Chapter 5: ADO. NET ... 252 254 256 256 264 264 Chapter 10: ADO. NET Programming with SQL Server from a Client Application 265 SQL Server and ADO. NET Asynchronous Commands in ADO. NET BeginExecuteNonQuery BeginExecuteReader...

Ngày tải lên: 27/06/2014, 12:20

... Thêm connection string vào thẻ tập tin Web.config sau

Ngày tải lên: 02/07/2015, 23:58

... “ăn ý” với server khác Microsoft Internet Information Server (IIS), E-Commerce Server, Proxy Server SQL Server có sao: Enterprise: Chứa đầy đủ đặc trưng SQL Server chạy tốt hệ thống lên đến 32 ... Hệ quản trị sở liệu SQL Server II.4.1 Giới thiệu SQL Server 2000 : SQL Server 2000 hệ thống quản lý sở liệu (Relational Database Management System (RDBMS) ) sử dụng Trasact -SQL để trao đổi liệu ... ASP .NET SQL Server 2000 tối ưu để chạy môi trường sở liệu lớn (Very Large Database Environment) lên đến Tera-Byte phục vụ lúc cho hàng ngàn người sử dụng SQL Server 2000 kết hợp “ăn ý” với server...

Ngày tải lên: 23/11/2012, 11:42

... Developer Edition SQL Server 2000 Desktop Engine SQL Server 2000 Windows CE Edition Should You Migrate to SQL Server 2000? How Will SQL Server 2000 Benefit My Organization? Will SQL Server 2000 Fit ... Successful SQL Server Migration Migrating to SQL Server 2000 Upgrading from SQL Server 6.5: Active/Passive Mode Upgrading from SQL Server 6.5: Active/Active Mode Upgrading from SQL Server 7.0: ... Installation Configuration Options and Settings SQL Server Properties Server Network Utility Client Network Utility SQL Server Agent SQL Mail Summary FAQs Chapter SQL Server Scalability and Availability...

Ngày tải lên: 18/10/2013, 18:15

Ngày tải lên: 26/10/2013, 02:20

... ing St art ed w it h Visual Basic NET for SQL Serv er 2000 Visual St udio NET, t he Visual Basic NET I DE An Overv iew of ADO. NET Capabilit ies A St art er ADO. NET Sam ple Using Query Analyzer ... Basic NET The second goal of Chapt er is t o int r oduce ADO. NET I f y ou t hink of Visual Basic NET as a m aj or upgrade t o Visual Basic 6, ADO NET is m or e lik e a m aj or overhaul of ADO I ... Basic NET, but w it h part icular em phasis on dat abase issues for SQL Ser ver 2000 Special at t ent ion goes t o relat ed NET t echnologies, such as t he NET Fram ew ork, ADO. NET, ASP .NET, and...

Ngày tải lên: 24/12/2013, 02:18

... iant dat a t ype t o a dat a t ype t hat support s addit ion Because SQL Server doesn’t support t his t ransform at ion for a sql_ var iant source dat a t y pe, t he last SELECT query fails Figur ... his chapt er is t o dem y st ify T- SQL dat a access t echniques so t hat you can creat e T- SQL SELECT st at em ent s as easily as you used t o w rit e DAO and ADO dat a access code Alt hough t ... alled on a SQL Ser ver inst ance t o w hich y ou can connect I n t r odu ct ion t o D a t a Acce ss w it h T- SQL Creat ing efficient , speedy, and flex ible dat a access solut ions for SQL Ser...

Ngày tải lên: 24/12/2013, 02:18

... iew on one SQL Ser ver running SQL Server 2000 t hat point s at a t able on t he cabxli ser ver running t he MSDE v ersion com pat ible wit h SQL Ser ver You need t w o inst ances of SQL Ser ver ... table in the Northwind database on the Cab2000 server CREATE VIEW vew1998OrdersOnCab2000 AS SELECT * FROM OPENROWSET(‘MSDASQL’, ’DRIVER= {SQL Server} ;SERVER= cab2000;UID=sa;PWD=password’, ’SELECT ... t he T- SQL it cont ains is com piled A st and- alone T- SQL st at em ent m ust be com piled befor e SQL Server can use it Therefore, t he st or ed procedur e can r un t he sam e T- SQL code...

Ngày tải lên: 24/12/2013, 02:18

... xmlns :sql= "urn:schemas-microsoft-com:xml -sql" > 1< /sql: param> < /sql: header> SELECT * FROM Shippers WHERE ShipperID=@MyID FOR XML AUTO < /sql: query> ... com binat ion w it h SQLOLEDB, t he SQL Serv er ADO dat a prov ider Second, SQLXML Managed Classes explicit ly expose t he Web Release obj ect m odel, SQLXML 2.0, t o t he NET Fram ework By using ... FROM Shippers in T- SQL /xmlShippers < /sql: xpath-query>...

Ngày tải lên: 24/12/2013, 02:18

... elem ent s in t he ADO. NET archit ect ure Syst em Dat a.SqlClient Represent s elem ent s in t he SQL Serv er NET dat a prov ider Syst em Dat a.SqlTypes Represent s elem ent s for SQL Serv er nat ... a SQL Ser ver login ( vbdot net 1) , anot her t w o are Windows user logins ( CCS1\ w invbdot net and CCS1\ winvbdot net 2) , and a fourt h login is a Windows group login ( CCS1\ winv bdot net ... SELECT * FROM vbdotnet1.EmailContacts INSERT INTO vbdotnet1.EmailContacts VALUES(3,’Tony’, ’Hill’, ’thill@cabinc .net ) SELECT * FROM vbdotnet1.EmailContacts DELETE FROM vbdotnet1.EmailContacts...

Ngày tải lên: 24/12/2013, 02:18

... “user id = vbdotnet1; password=passvbdotnet1" Dim cnn1 As SqlConnection = _ New SqlConnection(str1) ’Attempt to open Northwind database with vbdotnet1 login cnn1.Open() ’Echo connection string ... t he SqlClient except ion and pr int ing t he associat ed m essage Sub CatchSQLClientException() ’Specify connection string for connection via vbdotnet1 SQL Server login; make sure vbdotnet1 ... roduces you t o ADO. NET concept ually and shows y ou how t o cr eat e a sim ple ADO. NET applicat ion using Visual St udio NET graphical design t ools This chapt er builds on t he ADO. NET int r oduct...

Ngày tải lên: 24/12/2013, 02:18

... local SQL Server inst ance The SQL st ring t hat is t he argum ent for t he dap1 SqlDat aAdapt er r eference specifies t he SQL Server source used t o populat e t he dat a set Because ADO. NET ... ions ASP .NET is t he Web dev elopm ent env ironm ent for building Web solut ions in t he NET Fr am ew ork Lik e ADO. NET, t he NET Fram ework dat a com ponent , ASP .NET wor ks wit h any NET language, ... and open connection to Northwind Dim cnn1 As SqlConnection = _ New SqlConnection(“Data Source=(local);” & _ “Integrated Security=SSPI;Initial Catalog=northwind”) cnn1.Open() ’Define SQL string...

Ngày tải lên: 24/12/2013, 02:18

... ’Setup SqlCommand1 with SqlConnection1 for ListBox1 Dim SqlCommand1 As New SqlClient.SqlCommand() SqlCommand1.CommandText = “SELECT * FROM Categories" SqlCommand1 .Connection = SqlConnection1 SqlConnection1.Open() ... ASP.N ET Using a SQL Serv er dat abase wit h ASP .NET int r oduces a special set of issues t hat build on your cor e underst anding of ADO. NET and SQL Ser ver Web pages in an ASP .NET solut ion t ... inv ok e wizards for declar ing and inst ant iat ing ADO. NET obj ect s, such as a dat a adapt er for SQL Server or a dat a set These ADO. NET obj ect s r eside on a page at design t im e, and...

Ngày tải lên: 24/12/2013, 02:18

... overcome this limitation when SQL Server is not on the same computer as IIS, run the web application in the context of a domain user recognized on both IIS and SQL Server computers In addition ... addition to the areas identified where IIS and SQL Server are on the same computer, the following additional items must be configured if the SQL Server is on a different computer: • • • • Ensure ... Trusted _Connection= Yes is also supported Add users and groups from the domain and set their access permissions as required By default, ASP .NET applications run in the context of a local user ASPNET...

Ngày tải lên: 24/12/2013, 05:15