... 1.1 Connecting to an ODBCDataSource Problem You want to access your datasource 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...
... Server data is not the only datasource available to us, which other data sources can we use? In this chapter, we’ll explore those other data sources, and we will developreporting projects using data ... Creating a Data TableSince we already have the dataset in the project, it’s time to add the data table to it. Please usethe following steps to add a data table inside the dataset:1. You can go to ... the dataset in the project, it’s time to add a data table to it. Please usethe following steps to add a data table inside the dataset:1. You can go to the dataset designer in two ways: double-click...
... directions to finish importing the desired SQL Server data tableor data view into the current workbook.How To To connectto SQL Server data, do the following:CHAPTER 5 ■ CONNECT TO OTHER DATABASES ... directly to the next step. In Excel 2003, click Data ➤Import External Data ➤Import Data. Click the New Source button. Then, in the What Kind of Data Source Do You Want toConnectTo list, ... the What Kind of DataSource Do You Want toConnect To, select ODBC DSN, andclick Next.5. In the ODBCData Sources list, select MS Access Database, and click Next.6. Browse to and select the...
... SQLOLEDB Connection You can use an explicitly created Connection object toconnectto the data source. You can also create a Connection object implicitly by assigning an OLE DB connection string to ... XML Data Island Use XML-aware browsers to process XML data on the client. A common technique is to store the data in an XML data island on the Web page, and bind data controls to the XML data ... object and connectto the data source. To use the SQLOLEDB XML-related properties, you must assign the ActiveConnection property of the Command object to a valid OLE DB connection to SQL Server...
... ShipRegion=@ShipRegion, DataViewManager objects. The DataGrid control dynamically reflects any changes made to the data source. If the ReadOnly property of the DataGrid is set to false, the datasource is ... are made todata in the DataGrid. This automatic update happens when the field being edited changes or when the EndEdit( ) method is called on the datasource for the DataGrid. The data object ... bound to the DataGrid is responsible for updating the underlying data source. [ Team LiB ] [ Team LiB ] Recipe 7.12 Binding a Windows DataGrid to Master-Detail Data Problem You need to...
... how to create a secure IIS virtual directory for your SQL Server 2000 data sources. You will also learn how to use a Uniform Resource Locator (URL) query to test a virtual directory. Topic ... to use the SQL XML Support in IIS tool to create a virtual directory that publishes Northwind Traders, a SQL Server sample database. You will then see how you can test IIS connectivity to ... a Hypertext Transport Protocol (HTTP) connection to Microsoft® Internet Information Services (IIS) in order to access data stored in a Microsoft SQL Server™ 2000 database. After completing...
... the connection string to the constructor SqlConnection mySqlConnection = Using a SqlConnection Object toConnectto 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 toconnectto the database, // setting max pool size to...
... specific to the underlying datasource or the .NET data provider used to connect to that data source. While the DataReader object for a datasource is specific to the .NET data provider used to ... modifications made to the datato the datasource at some later time. The implication is that data in the DataTable objects contained in the DataSet are .NET Framework data types rather than data types ... the DataReader class are also important. Discussion The ADO.NET DataSet and contained objects are datasource independent. The DataAdapter is used to retrieve data into the DataSet and to reconcile...
... 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....
... Combining Data in Tables from Heterogeneous Data Sources Problem You want to create a report that is based on data from tables in more than one data source. Solution Use ad-hoc connector names ... retrieves data from both a SQL Server table and a Microsoft Access table to create a single result set. Specifically, Northwind Order data is retrieved from SQL Server and Northwind Order Details data ... System.Configuration; using System .Data; using System .Data. SqlClient; // . . . // Fill the table with data from SQL Server and MS Access. String sqlSelect = "SELECT o.OrderID, o.CustomerID, o.OrderDate,...
... 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 ... names in the datasource 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 ... is used to fill multiple tables within a DataSet, the table names default to Table, Table1, Table2, and so on. You can use table mapping to rename tables created within the DataSet to match...
... Understanding Data Sources and Data Formats A datasource is a place from which Flash can load external data (that is, data not directly programmed into the movie). For example, Flash can load data ... a data source. Data transfer is the act of retrieving data from a source or sending data from Flash to another application. In this section, you'll learn about the different types of data ... of data sources as well as the Flash objects and methods used to communicate with these sources in the data transfer process. Any data that you plan to load into Flash from an external source...
... eliminates credit problems while making it easy and quick for new customers to start using the service. And visitors to the islands can either buy a prepaid phone when they arrive or use ... wireless networks over which it offers voice, Internet and data services to homes and businesses located on islands that are home to most of FSM’s population and commercial centers. ... North America, Call Toll Free: 1-800-366-3891 • Outside of North America: +1-952-938-8080 Fax: +1-952-917-3237 • For a listing of ADC’s global sales office locations, please refer to our website.ADC...
... hierarchies to be constructed. Shaping is an alternative to JOIN and GROUP BY syntax that you can use to access parent/child data and associated summary data. The connection string using data shaping ... here: Provider=MSDataShape ;Data Provider=SQLOLEDB ;Data Source= (local); Initial Catalog=Northwind;Integrated Security=SSPI; For more information about data shaping or the MSDataShape provider, ... the data reader with a data type of Object that is a DataReader. Hierarchical result sets combine the results for multiple queries into a single structure. They are generated using the Data...