So, there is an activepage database record for each active page you see on the Active Page Home Page . Our Web Enabling Inventory Systems page is just one of many with a similar look and feel. Try to identify all of the components. In case you didn't know, the word null is a mathematical expression meaning empty or 'void of value'. The number 0 actually has an electronic representation that is different from a null value.
Most databases start with each field in existing records set as null.
Images 2 through 5 are null which means they don't exist on the our class Active Page. We use those values as delimiters. A delimeter is a character that distinguishes one value from another in a list. So, the Active Page Java application uses the numbers to lookup other content for presentation in the page. Active Page Administration Speaking of administration, take a look at the Administration Page for our class home page.