";
$db = "";
$c1 = ocilogon("scott","tiger",$db);
$c2 = ocilogon("scott","tiger",$db);
function create_table($conn)
{ $stmt = ociparse($conn,"create table scott.hallo (test varchar2(64))");
ociexecute($stmt);
echo $conn." created table\n\n";
}
function drop_table($conn)
{ $stmt = ociparse($conn,"drop table scott.hallo");
ociexecute($stmt);
echo $conn." dropped table\n\n";
}
function insert_data($conn)
{ $stmt = ociparse($conn,"insert into scott.hallo
values('$conn' || ' ' || to_char(sysdate,'DD-MON-YY HH24:MI:SS'))");
ociexecute($stmt,OCI_DEFAULT);
echo $conn." inserted hallo\n\n";
}
function delete_data($conn)
{ $stmt = ociparse($conn,"delete from scott.hallo");
ociexecute($stmt,OCI_DEFAULT);
echo $conn." deleted hallo\n\n";
}
function commit($conn)
{ ocicommit($conn);
echo $conn." committed\n\n";
}
function rollback($conn)
{ ocirollback($conn);
echo $conn." rollback\n\n";
}
function select_data($conn)
{ $stmt = ociparse($conn,"select * from scott.hallo");
ociexecute($stmt,OCI_DEFAULT);
echo $conn."----selecting\n\n";
while (ocifetch($stmt))
echo $conn." <".ociresult($stmt,"TEST").">\n\n";
echo $conn."----done\n\n";
}
create_table($c1);
insert_data($c1); // Insert a row using c1
insert_data($c2); // Insert a row using c2
select_data($c1); // Results of both inserts are returned
select_data($c2);
rollback($c1); // Rollback using c1
select_data($c1); // Both inserts have been rolled back
select_data($c2);
insert_data($c2); // Insert a row using c2
commit($c2); // commit using c2
select_data($c1); // result of c2 insert is returned
delete_data($c1); // delete all rows in table using c1
select_data($c1); // no rows returned
select_data($c2); // no rows returned
commit($c1); // commit using c1
select_data($c1); // no rows returned
select_data($c2); // no rows returned
drop_table($c1);
print "