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Gmail Icon Gmail ODBC Driver

The Gmail ODBC Driver is a powerful tool that allows you to connect with live Internet E-mail (Gmail), directly from any applications that support ODBC connectivity.

Access Gmail folders and message data like you would a database - read, write, and send E-mails through a standard ODBC Driver interface.

Connect to Gmail Data from PowerBuilder



This article demonstrates how to use the CData ODBC Driver for Gmail to connect to Gmail data and execute queries in PowerBuilder.

The CData ODBC Driver for Gmail can be used from any platform or development technology that supports ODBC, including PowerBuilder. This article shows how to connect to Gmail data and execute queries from the Database Painter and controls such as the DataWindow.

Connect to Gmail as an ODBC Data Source

If you have not already, first specify connection properties in an ODBC DSN (data source name). This is the last step of the driver installation. You can use the Microsoft ODBC Data Source Administrator to create and configure ODBC DSNs.

There are two ways to authenticate to Gmail. Before selecting one, first ensure that you have enabled IMAP access in your Gmail account settings. See the "Connecting to Gmail" section under "Getting Started" in the installed documentation for a guide.

The User and Password properties, under the Authentication section, can be set to valid Gmail user credentials.

Alternatively, instead of providing the Password, you can use the OAuth authentication standard. To access Google APIs on behalf on individual users, you can use the embedded credentials or you can register your own OAuth app.

OAuth also enables you to use a service account to connect on behalf of users in a Google Apps domain. To authenticate with a service account, you will need to register an application to obtain the OAuth JWT values.

In addition to the OAuth values, you will need to provide the User. See the "Getting Started" chapter in the help documentation for a guide to using OAuth.

Create a Profile for the ODBC Driver for Gmail

Follow the steps below to use the Database Painter tool to create a database profile based on an ODBC DSN (data source name) for Gmail. In the Database Painter, you can use wizards and the UI to work with Gmail data.

  1. In PowerBuilder, click Tools -> Database Painter.
  2. In the Objects window in the Database Painter, right-click the ODBC node and click New Profile.
  3. On the Connection tab, enter a name for the profile and select the Gmail DSN in the Data Source menu.
  4. To view and modify a table, right-click a table and then click Edit Data -> Grid.

Using Gmail Data with PowerBuilder Controls

You can use standard PowerBuilder objects to connect to ODBC data sources and execute queries. The following example shows how to retrieve Gmail data into a DataWindow. You can add the following code to the open method:

SQLCA.DBMS = "ODBC" SQLCA.DBParm = "ConnectString='DSN=CData Gmail Source'" CONNECT USING SQLCA; dw_inbox.SetTransObject(SQLCA); dw_inbox.Retrieve();