Hello Martin Did you have a look at the DataView table wrapper? http://code.google.com/apis/visualization/documentation/reference.html#DataView
<http://code.google.com/apis/visualization/documentation/reference.html#DataView> Badtnik On Mon, Aug 2, 2010 at 1:41 AM, MartinOShea <[email protected]> wrote: > Hello > > I've used the Table Query Wrapper Example code at: > > > http://code.google.com/apis/visualization/docu['default'], > mentation/examples.html#tablequerywrapper<http://code.google.com/apis/visualization/documentation/examples.html#tablequerywrapper> > > To retreieve data from a table in a MySQL database by using a URL as > follows: > > var dataSourceUrl ='http://localhost:8080/myApp/SQLDataSource'; > > And hardcoding the connection parameters in the SQLDataSourceServlet > provided in the downloadable examples. So, in the servlet, I have > code: > > @Override > public DataTable generateDataTable(Query query, HttpServletRequest > request) > throws DataSourceException { > SqlDatabaseDescription dbDescription = new SqlDatabaseDescription( > "jdbc:mysql://localhost:3306/myApp", > > > "root", "password","table"); > > return SqlDataSourceHelper.executeQuery(query, dbDescription); > } > > Rather than taking these values from the parameter string of the URL. > This works fine and displays the table on the web page. But, it gives > me all the columns of the targeted table whereas I need to be able to > display only a subset of the columns. > > I can see nowhere where this might be done though; I have added > parameters to the URL's query string using the tq instruction and have > tried changing the Javascript in the tablequerywrapper.js file. But > the result is always the full table. > > Can anyone suggest what I might be doing wrong or not doing? > > Thanks > > Martin O'Shea. > > -- > You received this message because you are subscribed to the Google Groups > "Google Visualization API" group. > To post to this group, send email to > [email protected]. > To unsubscribe from this group, send email to > [email protected]<google-visualization-api%[email protected]> > . > For more options, visit this group at > http://groups.google.com/group/google-visualization-api?hl=en. > > -- You received this message because you are subscribed to the Google Groups "Google Visualization API" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/google-visualization-api?hl=en.
