... 1.1 Connecting to an ODBC Data Source Problem You want to access your data source using an ODBC provider from your .NET application. Solution Use the ODBC .NET data provider to access data ... access data exposed through an ODBC driver. The sample code contains a single event handler: Connect Button.Click Creates an OdbcDataAdapter and uses it to fill a DataTable with the Category ... Categories"; OdbcDataAdapter da = new OdbcDataAdapter(sqlSelect, ConfigurationSettings.AppSettings[" ;Odbc_ ConnectString"]); // Create the table, fill it, and bind the default view to the...
Ngày tải lên: 24/12/2013, 05:15
Connect to database
... mysql_fetch_object($db_list)) { $rdata = $row->Database ; $tb_list = mysql_list_tables($rdata); if (!$tb_list) { echo "$rdata "; } else echo "$rdata "; } } else if (isset($HTTP_GET_VARS['db'])) { //Get ... "$row[0] "; } mysql_free_result($tb_list); } ?> </table> </body> </html> Connect to database : trang này đã được đọc lần <head> <title> COPYRIGHT BY MRRO WINDAK ... UPGRADE </title> </head> <body bgcolor="#008080"> <p align="center"> <b> CONNECT TO DATABASE </b> </p> <p align="center"><i><b>Upgraded...
Ngày tải lên: 02/11/2012, 14:18
Ngày tải lên: 05/09/2013, 08:40
OPTIMIZING STORM DETENTION AND TREATMENT FACILITY TO CONTROL NONPOINT SOURCE POLLUTION IN STEEL COMPANY
Ngày tải lên: 05/09/2013, 09:08
Connect to Other Databases
... directions to finish importing the desired Access data table or data query results into the current workbook. How To To connect to Access data, do the following: 1. In Excel 2007, click Data ➤ Get ... the What Kind of Data Source Do You Want to Connect To, select ODBC DSN, and click N ext. 5. In the ODBC Data Sources list, select MS Access Database, and click Next. 6. Browse to and select the ... directions to finish importing the desired SQL Server data table or data view into the current workbook. How To T o connect to SQL S erver data, do the following: CHAPTER 5 ■ CONNECT TO OTHER DATABASES...
Ngày tải lên: 21/10/2013, 22:20
Using a SqlConnection Object to Connect to a SQL Server Database phần 1
... the connection string to the constructor SqlConnection mySqlConnection = Using a SqlConnection Object to Connect to a SQL Server Database You create a SqlConnection object using the SqlConnection() ... server=localhost;database=Northwind;uid=sa; mySqlConnection.ConnectionTimeout = 15 mySqlConnection.Database = Northwind mySqlConnection.DataSource = localhost mySqlConnection.PacketSize = 8192 mySqlConnection.ServerVersion ... System .Data; using System .Data. SqlClient; class ConnectionPooling { public static void Main() { // create a SqlConnection object to connect to the database, // setting max pool size to...
Ngày tải lên: 07/11/2013, 10:15
Tài liệu Using a SqlConnection Object to Connect to a SQL Server Database phần 2 doc
... the Connection and reopen it. Closed The Connection is closed. Connecting The Connection is establishing access to the database. Executing The Connection is running a command. Fetching The Connection ... ones. This is because the first connection makes the actual connection to the database. When it is closed, it's stored in the connection pool. When the connection is then opened again, ... and closed. You use the Connection object's State property to get the current state of the connection to the database. The State property returns a constant from the ConnectionState enumeration....
Ngày tải lên: 14/12/2013, 13:15
Tài liệu Mapping Table and Column Names Between the Data Source and DataSet docx
... method of the DataAdapter is used to fill a DataSet, the column names used in the DataSet default to the column names defined in the data source. A DataAdapter has a collection of DataTableMapping ... objects in its DataTableMappingCollection accessed through its TableMappings property. These objects map the name of a table in the data source to a DataTable with different name in the DataSet. ... names in the data source or to map the tables returned from a batch query to DataTable objects that already exist within the DataSet. Each table mapping object has a collection of DataColumnMapping...
Ngày tải lên: 14/12/2013, 18:16
Tài liệu Using Transaction Isolation Levels to Protect Data doc
... Orders. DataTable dt = new DataTable( ); da.Fill(dt); // Bind the default view of the table to the grid. dataGrid.DataSource = dt.DefaultView; cancelButton.Enabled = true; dataGrid.ReadOnly ... SqlCommand(sqlText, conn, tran); // Create a DataAdapter to retrieve all Orders. SqlDataAdapter da = new SqlDataAdapter(cmd); // Define a CommandBuilder for the DataAdapter. SqlCommandBuilder cb ... modify access to a resource by concurrent transactions. Isolation level defines the degree to which one transaction must be isolated from other transactions. A higher isolation level increases data...
Ngày tải lên: 14/12/2013, 18:16
Tài liệu Module 9: Using XML to Exchange Data pptx
... The token #IMPLIED means that the attribute does not have to be present. To define a default value, you could replace the #IMPLIED token with either True or False. Although the tokens CDATA ... information to character data. This extra information can help to convey additional context, or metadata, or it can define the structure of the data contained within the tags (for example, to define ... XML-aware tool can then use the DTD to ensure that a document conforms to the given grammar. This process is termed validating the document. A document that has been proven to conform to its...
Ngày tải lên: 21/12/2013, 19:15
Tài liệu Connecting to a Password-Protected Access Database ppt
... resultTextBox.Text = result.ToString( ); } Discussion A Microsoft Access database password requires that users enter a password to obtain access to the database and database objects. This is ... users to have distinct levels of access or permissions. Anyone with the password has unrestricted access to the database. The Set Database command from the Tools Security menu is used to set ... database secured by a Microsoft Access database password, use the Jet OLEDB:Database Password attribute in the connection string to specify the password. This corresponds to the OLE DB property ...
Ngày tải lên: 24/12/2013, 05:15
Tài liệu Updating a Data Source with Data from a Different Data Source doc
... original data source. This DataSet is then used to apply the changes to a second data source using its DataAdapter; the DataSet for the second data source is reloaded. Finally, the first data source ... Recipe 4.7 Updating a Data Source with Data from a Different Data Source Problem You want to update a data source using changes made to another data source for data replication or auditing ... to retrieve the data or the original source of the data. The DataSet tracks changes made to data by maintaining multiple versions of each row allowing the data to be reconciled later to a data...
Ngày tải lên: 21/01/2014, 11:20
Tài liệu Using a Web Service as a Data Source pdf
... [WebMethod] public DataSet LoadOrders( ) { DataSet ds = new DataSet( ); SqlDataAdapter da; // Fill the Order table and add it to the DataSet. da = new SqlDataAdapter("SELECT ... it to the DataSet. da = new SqlDataAdapter("SELECT * FROM [Order Details]", ConfigurationSettings.AppSettings["DataConnectString"]); DataTable orderDetailTable = new DataTable(ORDERDETAILS_TABLE); ... NorthwindServiceCS( ); // Load the DataSet containing orders and order details. DataSet ds = nws.LoadOrders( ); // Bind the default view of the orders table to the grid. dataGrid.DataSource = ds.Tables[ORDERS_TABLE].DefaultView;...
Ngày tải lên: 21/01/2014, 11:20
Tài liệu Using an IP Address to Connect to SQL Server pdf
... IPX/SPX The native protocol of Novell Netware networks. TCP/IP Sockets [ Team LiB ] Recipe 1.6 Using an IP Address to Connect to SQL Server Problem You want to connect to a SQL Server using ... Macintosh to communicate with SQL Server using native AppleTalk protocol. Banyan VINES Supports Banyan VINES Sequenced Packet Protocol (SPP) across Banyan VINES IP network protocol. Multiprotocol ... network protocol. Multiprotocol Automatically chooses the first available network protocol to establish a connection generally with performance comparable to using a native network library....
Ngày tải lên: 21/01/2014, 11:20
Tài liệu Create a Dialog Box to Connect to a New Database, Including Listing Available SQL Servers and Databases pdf
... ListAllAvailableServers Method used to retrieve available servers on the network SQLServer Connect Connection string that connects you to the SQL Server, allowing you access to the databases LoginSecure ... Server and database and then create a new connection based on the selections. Within a database application, it is necessary to allow users to select a SQL Server back end to which to connect. ... SQL-DMO. Text Databases ListBox Name lstDatabases Label Name Label3 Text Connection String TextBox Name txtConnectionString Text Not Connected Command Button Name btnConnect Text Connect...
Ngày tải lên: 21/01/2014, 12:20
Tài liệu Lab B: Creating Templates to Import Data into the Metadirectory pptx
... the metadirectory. ! Use template language to create Parsing and Construction templates to import the connected directory data into the metadirectory. Prerequisites Before working on this ... server database stores the employee telephone numbers. This information needs to be integrated into the metaverse namespace. A connection has already been established by using a custom discovery ... server database stores the employee telephone numbers. This information needs to be integrated into the metaverse namespace. A connection has already been established by using a custom discovery...
Ngày tải lên: 24/01/2014, 19:20
Tài liệu Using XPath to Query Data in a DataSet doc
... to access the XmlDataDocument to perform certain functionality more conveniently than could be accomplished using the DataSet directly. To execute an XPath query against the contents of a DataSet, ... [ Team LiB ] Recipe 8.6 Using XPath to Query Data in a DataSet Problem You need to use an XPath expression to extract certain rows from a DataSet. Solution Use SelectSingleNode( ) ... is set to true for the DataRelation relating the tables containing the Orders and Order Details data. If the Nested property were false, you'd have to use a second XPath query to retrieve...
Ngày tải lên: 26/01/2014, 10:20
Tài liệu Atmospheric Monitoring with Arduino: Building Simple Devices to Collect Data About the Environment pptx
Ngày tải lên: 19/02/2014, 20:20
Tài liệu Data base Access and Management8-1Learn Visual Basic 6 tutorial ppt
Ngày tải lên: 24/02/2014, 11:20
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