Step 2 of 8: Configuring a Data Connection and Data Adapter
In This Topic
In this step you will add three separate data adapters for each table: products, categories, and suppliers. Since the dataset we use contains separate data adapters for each table we must call each adapter’s Fill method separately.
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From the Toolbox, double-click the OleDbDataAdapter component. If it’s not in the toolbox, right-click and select Choose Items. On the .NET Framework Components tab in the dialog box, select OleDbDataAdapter. The OleDbDataAdapter appears in the component tray and the Data Adapter Configuration Wizard appears.
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In the Data Adapter Configuration Wizard, choose the connection you wish to use for the data adapter from the drop-down listbox (in this case, C:\Users\UserName\Documents\ComponentOne Samples\Common\C1Nwind.mdb) and then click Next.
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The Use SQL Statements is selected by default, click Next.
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Copy and paste the following SQL statement in the textbox of the Data Adapter Configuration Wizard:
SELECT Products.*
FROM Products
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Click Next and then click Yes to add primary key columns to your query.
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Click Finish.
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Set the OldDataAdaper1 Name property to productsDataAdapter and OleDbConnection1 Name property to productsConnection.
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Add another OleDbDataAdapter.
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In the Data Adapter Configuration Wizard, choose the connection you wish to use for the data adapter from the drop-down listbox (in this case C:\Users\UserName\Documents\ComponentOne Samples\Common\C1Nwind.mdb) and then click Next.
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The Use SQL Statements is selected by default, click Next.
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Copy and paste the following SQL statement in the textbox of the Data Adapter Configuration Wizard:
SELECT Categories.*
FROM Categories
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Click Next and then click Yes to add primary key columns to your query.
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Click Finish.
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Set the OldDataAdaper2 Name property to categoriesDataAdapter and OleDbConnection2 Name property to categoriesConnection.
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Add another OleDbDataAdapter.
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In the Data Adapter Configuration Wizard, choose the connection you wish to use for the data adapter from the drop-down listbox (in this case C:\Users\UserName\Documents\ComponentOne Samples\Common\C1Nwind.mdb) and then click Next.
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The Use SQL Statements is selected by default, click Next.
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Copy and paste the following SQL statement in the textbox of the Data Adapter Configuration Wizard:
SELECT Suppliers.*
FROM Suppliers
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Click Next and then click Yes to add primary key columns to your query.
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Click Finish.
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Set the OldDataAdaper3 Name property to SuppliersDataAdapter and OleDbConnection3 Name property to SuppliersConnection.