mysql_query("INSERT INTO TBL1(a1,b1) VALUES('aaa','bbb')")
mysql_query("INSERT INTO TBL1(a1,b1) VALUES('ccc','vvv')");
mysql_query("UPDATE TBL1 SET b1='mmm' WHERE a1='aaa'");
$sql[0]="INSERT INTO TBL1(a1,b1) VALUES('aaa','bbb')";
$sql[1]="INSERT INTO TBL1(a1,b1) VALUES('ccc','vvv')";
$sql[2]="UPDATE TBL1 SET b1='mmm' WHERE a1='aaa'";