Question

I am using jsp and in result of query i have have row whose value is NULL in mysql database
i want to replace with N/A

 String check1=null;
    while (rs.next())
{
    check1=rs.getString("l.country");

    if(check1.equals(null))
    {
    check1="N/A";
    }
    outfile.write("rs.getString(check1)");

}

but i “N/A” is not display
Please tell me where i have made the mistake.

Answer 1

You can handle this in your SQL query you know. Example

select IFNULL(country, 'N/A') from your_table