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|
--TEST--
Prefetch with REF cursor. Test No 2
--SKIPIF--
<?php if (!extension_loaded('oci8')) die("skip no oci8 extension");
if (!extension_loaded('oci8')) die("skip no oci8 extension");
require(dirname(__FILE__)."/connect.inc");
preg_match('/.*Release ([[:digit:]]+)\.([[:digit:]]+)\.([[:digit:]]+)\.([[:digit:]]+)\.([[:digit:]]+)*/', oci_server_version($c), $matches);
if (!(isset($matches[0]) &&
($matches[1] >= 10))) {
die("skip expected output only valid when using Oracle 10g or greater database server");
}
preg_match('/^([[:digit:]]+)\.([[:digit:]]+)\.([[:digit:]]+)\.([[:digit:]]+)\.([[:digit:]]+)/', oci_client_version(), $matches);
if (!(isset($matches[0]) &&
(($matches[1] == 11 && $matches[2] >= 2) ||
($matches[1] >= 12)
))) {
die("skip test expected to work only with Oracle 11gR2 or greater version of client");
}
?>
--FILE--
<?php
require dirname(__FILE__)."/connect.inc";
// Creates the necessary package and tables.
$stmtarray = array(
"DROP TABLE refcurtest",
"CREATE TABLE refcurtest (c1 NUMBER, c2 VARCHAR(20))",
"CREATE or REPLACE PACKAGE refcurpkg is
type refcursortype is ref cursor;
procedure open_ref_cur(cur1 out refcursortype);
procedure fetch_ref_cur(cur1 in refcursortype, c1 out number,c2 out varchar2);
end refcurpkg;",
"CREATE or REPLACE PACKAGE body refcurpkg is
procedure open_ref_cur(cur1 out refcursortype) is
begin
open cur1 for select * from refcurtest order by c1;
end open_ref_cur;
procedure fetch_ref_cur(cur1 in refcursortype, c1 out number,
c2 out varchar2) is
begin
fetch cur1 into c1,c2;
end fetch_ref_cur;
end refcurpkg;"
);
oci8_test_sql_execute($c, $stmtarray);
// Insert 500 rows into the table.
$insert_sql = "INSERT INTO refcurtest (c1, c2) VALUES (:c1,:c2)";
if (!($s = oci_parse($c, $insert_sql))) {
die("oci_parse(insert) failed!\n");
}
for ($i = 0; $i <= 500; $i++) {
$val2 = 'test'.$i;
oci_bind_by_name($s,':c1',$i);
oci_bind_by_name($s,':c2',$val2);
if (!oci_execute($s)) {
die("oci_execute(insert) failed!\n");
}
}
// Steps to Fetch from PHP . For every sub-test,the cursor is bound and then executed.
$sql1 = "begin refcurpkg.open_ref_cur(:cur1); end;";
$s1 = oci_parse($c,$sql1);
$cur1 = oci_new_cursor($c);
if (!oci_bind_by_name($s1,":cur1",$cur1,-1,SQLT_RSET)) {
die("oci_bind_by_name(sql1) failed!\n");
}
// Steps to Fetch from PL/SQL . For every sub-test,the cursor is bound and then executed.
$sql2 = "begin refcurpkg.fetch_ref_cur(:curs1,:c1,:c2); end;";
$s2 = oci_parse($c,$sql2);
if (!oci_bind_by_name($s2, ":curs1", $cur1, -1, SQLT_RSET)) {
die("oci_bind_by_name(sql2) failed!\n");
}
if (!oci_bind_by_name($s2, ":c1", $c1, -1, SQLT_INT)) {
die("oci_bind_by_name(sql2) failed!\n");
}
if (!oci_bind_by_name($s2, ":c2", $c2, 20, SQLT_CHR)) {
die("oci_bind_by_name(sql2) failed!\n");
}
echo "------Test 1- Check Roundtrips with prefetch 0 and 5 -----------\n";
oci_execute($s1);
oci_execute($cur1);
$initial_rt = print_roundtrips($c);
oci_set_prefetch($cur1,0);
for ($i = 0;$i<5;$i++) {
var_dump(oci_fetch_row($cur1));
}
$cnt = (print_roundtrips($c) - $initial_rt);
echo "Number of roundtrips made with prefetch count 0 for 5 rows is $cnt\n";
$initial_rt = print_roundtrips($c);
oci_set_prefetch($cur1,5);
for ($i = 0;$i<5;$i++) {
var_dump(oci_fetch_row($cur1));
}
$cnt = (print_roundtrips($c) - $initial_rt );
echo "Number of roundtrips made with prefetch count 5 for 5 rows is $cnt\n";
echo "------Test 2 - Set Prefetch before PL/SQL fetch ----------\n";
// Fetch from PHP
$cur1 = oci_new_cursor($c);
if (!oci_bind_by_name($s1,":cur1",$cur1,-1,SQLT_RSET)) {
die("oci_bind_by_name(sql1) failed!\n");
}
echo "Fetch Row from PHP\n";
oci_execute($s1);
oci_execute($cur1);
var_dump(oci_fetch_row($cur1));
oci_set_prefetch($cur1,5);
// Fetch from PL/SQL
if (!oci_bind_by_name($s2,":curs1",$cur1,-1,SQLT_RSET)) {
die("oci_bind_by_name(sql2) failed!\n");
}
oci_execute($s2);
echo "Fetch Row from PL/SQL\n";
var_dump($c1);
var_dump($c2);
function print_roundtrips($c) {
$sql_stmt = "select value from v\$mystat a,v\$statname c where
a.statistic#=c.statistic# and c.name='SQL*Net roundtrips to/from client'";
$s = oci_parse($c,$sql_stmt);
oci_define_by_name($s,"VALUE",$value);
oci_execute($s);
oci_fetch($s);
return $value;
}
// Clean up here
$stmtarray = array(
"drop package refcurpkg",
"drop table refcurtest"
);
oci8_test_sql_execute($c, $stmtarray);
echo "Done\n";
?>
--EXPECTF--
------Test 1- Check Roundtrips with prefetch 0 and 5 -----------
array(2) {
[0]=>
string(1) "0"
[1]=>
string(5) "test0"
}
array(2) {
[0]=>
string(1) "1"
[1]=>
string(5) "test1"
}
array(2) {
[0]=>
string(1) "2"
[1]=>
string(5) "test2"
}
array(2) {
[0]=>
string(1) "3"
[1]=>
string(5) "test3"
}
array(2) {
[0]=>
string(1) "4"
[1]=>
string(5) "test4"
}
Number of roundtrips made with prefetch count 0 for 5 rows is 6
array(2) {
[0]=>
string(1) "5"
[1]=>
string(5) "test5"
}
array(2) {
[0]=>
string(1) "6"
[1]=>
string(5) "test6"
}
array(2) {
[0]=>
string(1) "7"
[1]=>
string(5) "test7"
}
array(2) {
[0]=>
string(1) "8"
[1]=>
string(5) "test8"
}
array(2) {
[0]=>
string(1) "9"
[1]=>
string(5) "test9"
}
Number of roundtrips made with prefetch count 5 for 5 rows is 2
------Test 2 - Set Prefetch before PL/SQL fetch ----------
Fetch Row from PHP
array(2) {
[0]=>
string(1) "0"
[1]=>
string(5) "test0"
}
Fetch Row from PL/SQL
int(101)
string(%d) "test101"
Done
|
