Have you put any effort whatsoever in trying to find something yourself? I hear google is great for finding things. Or, you know, you can look around this site a bit…
@ddsc_dallas learning sql and php would be a good place to start before you try sql injection. you want to know what the code does at the server level and why so you can better your code and the security if you ever build a server or db. use your resources dude the w3 is vast with knowledge to be gained. google everything.