Do you test MySql through PHP and ODBC as well? Have you "warmed up" the JVM prior testing?
Also, I can see code which is not related to Apache Ignite but can take a lot of time, i.e. printing of 60500 records. Best Regards, Igor On Tue, Dec 12, 2017 at 11:37 AM, bagsiur <radoslaw.andras...@gmail.com> wrote: > Firstly, sorry for my English. > > I start to use Apache Ignite with PHP (PDO, UnixODBC, Ignite ODBC driver). > I > successfully installed it and configured Ignite, DSN and ODBC on my linux > server (Debian). I installed php-odbc extension and everything looks well. > > I start Apache Ignite by: ./bin/ignite.sh php-ignite.xml where > php-ignite.xml is my config(default config + odbc enable): > > <beans > xmlns="http://www.springframework.org/schema/beans"; > xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"; > xmlns:util="http://www.springframework.org/schema/util"; > xsi:schemaLocation=" > http://www.springframework.org/schema/beans > http://www.springframework.org/schema/beans/spring-beans.xsd > http://www.springframework.org/schema/util > http://www.springframework.org/schema/util/spring-util.xsd";> > <bean id="ignite.cfg" > class="org.apache.ignite.configuration.IgniteConfiguration"> > > > <property name="odbcConfiguration"> > <bean > class="org.apache.ignite.configuration.OdbcConfiguration"></bean> > </property> > </bean> > > I wrote a simple PHP script to connect with Ignite by PDO and put some > custom data in it: > > <?php > > try { > > $db = new PDO('odbc:Apache Ignite'); > $db->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION); > > $sql = 'CREATE TABLE IF NOT EXISTS test_md5 (id int PRIMARY KEY, md5_1 > VARCHAR, md5_2 VARCHAR, md5_3 VARCHAR, md5_4 VARCHAR, md5_5 VARCHAR, md5_6 > VARCHAR, md5_7 VARCHAR, md5_8 VARCHAR, md5_9 VARCHAR) WITH > "atomicity=transactional,cachegroup=somegroup"'; > > $db->exec($sql); > > for($i=0; $i<=1000000; $i++){ > $md5 = md5($i); > $sql = "INSERT INTO test_md5 (id, md5_1, md5_2, md5_3, md5_4, > md5_5, > md5_6, md5_7, md5_8, md5_9) VALUES ($i, '$md5', '$md5', '$md5', '$md5', > '$md5', '$md5', '$md5', '$md5', '$md5');"; > $db->exec($sql); > } > > > } catch (PDOException $e) { > print "Error!: " . $e->getMessage() . "\n"; > die(); > } > > On this point everythink looks nice. Data is set to the cluster. Now I wont > to do some tests, to check if Apache Ignite is faster solution for big data > then MySQL. This is my test (simple select only): > > <?php > > error_reporting(E_ALL); > $startTime = microtime(true); > > try { > > $ignite = new PDO('odbc:Apache Ignite'); > $ignite->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION); > > $nRows = $ignite->query('select count(*) from > test_md5')->fetchColumn(); > echo 'Rows count: '.$nRows.'<br><br>'; > > $stmt = $ignite->prepare("select * from test_md5 limit 60500,10"); > $stmt->execute(); > $rows = $stmt->fetchAll(); > > foreach($rows as $item){ > echo 'id: '.$item['ID'].' - md5: '.$item['MD5_1'].'<br>'; > } > > > } catch (PDOException $e) { > print "Error!: " . $e->getMessage() . "\n"; > die(); > } > > echo "<br><br>Speed test: " . number_format(( microtime(true) - > $startTime), 4) . " Seconds\n"; > > Results: Speed test: 1.3717 seconds My question is: Why does Apache Ignite > work so slow? > > When I do the same with MySQL, results are much faster: Speed test: 0.0019 > seconds > > Of course this is a simple test but I wan't to use Apache Ignite to work > with big data. > > How can I configure Ignite corectly? > > what am I doing wrong? > > > > -- > Sent from: http://apache-ignite-users.70518.x6.nabble.com/ >
