Grabb data from Facebook - create a script php script

This script has to read url in table called "primary" And if less then 450 friends in facebook Then record in table "secondary" this value # Nom Type Interclassement Attributs Null Valeur par défaut Commentaires Extra 1 id int(200) Non Aucun(e) AUTO_INCREMENT 2 id_url int(200) Non Aucun(e) 3 howmanyfriends int(200) Non Aucun(e) 4 url_friend varchar(220) utf8_general_ci Non Aucun(e) 5 name varchar(200) utf8_general_ci Non Aucun(e) 6 Score = 1 for all int(200) Non Aucun(e) 7 Picture_name varchar(200) utf8_general_ci Non Aucun(e) 8 Pourcentage =empty now int(200) Non Aucun(e) There is some firends who arrive more then one time but writte it in more then one line - Step 2 An other script … Will count id unique in secondaire and feed it in tertaire table Id autoincrement id_url unique howmanyfriends number of friend url_friend name Score = count how many occurrence of this person Picture_name Pourcentage = (score / howmanyfriends) x 100