<pre>
+<h1>-- populate barcode table</h1><?php
+$data = $this->db->safe_query_fetch('SELECT model_id as id, model_barcode as bar FROM model;');
+//print_r($data);
+echo("UPDATE item SET barcode_id=model_id;\n");
+echo("INSERT INTO barcode (barcode_id,model_id,barcode_name) VALUES\n");
+foreach($data as $line) echo("('".$line['id']."','".$line['id']."','".$line['bar']."'),\n");
+?>
<h1>-- populate columns item_date_bought and item_date_sold</h1><?php
$data = $this->db->safe_query_fetch('SELECT item_id,MIN(item_valid_from) AS min,MAX(item_valid_from) AS max FROM item GROUP BY item_id;');
//print_r($data);