php/archived-presentations
1
0
Fork 0
mirror of https://github.com/php/presentations.git synced 2026-03-23 23:22:22 +01:00
Code Issues Packages Projects Releases Wiki Activity

DatabaseMonth talk

Browse Source
This commit is contained in:
Rasmus Lerdorf
2013-05-13 14:56:51 -04:00
parent 3e4976ba26
commit 5dfef4592d
13 changed files with 282 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

55
dmonth.xml Normal file
View File

@@ -0,0 +1,55 @@
<presentation
template="simple"
navmode="html"
titlecolor="#000000"
navbarbackground="#bbbbbb"
navbartopiclinks="0"
logo1="images/php-med-trans.png"
titlesize="6em"
navbarheight="3.5em"
examplebackground="#ffffff"
outputbackground="#ffffff"
exampleclass="noshadow"
exampleoutputclass="noshadow"
>
<topic>PHP</topic>
<title>PHP, MySQL and the LAMP Stack</title>
<event>Database Month</event>
<location>New York City</location>
<date>May 13, 2013</date>
<speaker>Rasmus Lerdorf</speaker>
<url>http://talks.php.net/show/dmonth</url>
<twitter>@rasmus</twitter>
<slide>slides/intro/titlepage.xml</slide>
<slide>slides/intro/nold.xml</slide>
<slide>slides/intro/nold2.xml</slide>
<slide>slides/intro/nold3.xml</slide>
<slide>slides/intro/eco.xml</slide>
<slide>slides/intro/wwht1.xml</slide>
<slide>slides/intro/wwht2.xml</slide>
<slide>slides/intro/2013_title.xml</slide>
<slide>slides/intro/php54.xml</slide>
<slide>slides/intro/perf54.xml</slide>
<slide>slides/intro/php54_trip.xml</slide>
<slide>slides/intro/nmysqlnd1.xml</slide>
<slide>slides/intro/nmysqlnd2.xml</slide>
<slide>slides/intro/nmysqlnd3.xml</slide>
<slide>slides/intro/nmysqlnd4.xml</slide>
<slide>slides/intro/nmysqlnd5.xml</slide>
<slide>slides/intro/nmysqlnd6.xml</slide>
<slide>slides/intro/nmysqlnd7.xml</slide>
<slide>slides/intro/nmysqlnd8.xml</slide>
<slide>slides/intro/nmysqlnd9.xml</slide>
<slide>slides/intro/nmysqlnd10.xml</slide>
<slide>slides/intro/php55.xml</slide>
<slide>slides/intro/key_2013.xml</slide>
</presentation>

1
slides/intro/key_2013.xml
View File

@@ -12,6 +12,7 @@
<link fontsize="2.5em" marginleft="2em" leader="5.2->5.3: " href="http://php.net/migration53"/>
<link fontsize="2.5em" marginleft="2em" leader="5.3->5.4: " href="http://php.net/migration54"/>
<link fontsize="2.5em" marginleft="2em" leader="5.4->5.5: " href="http://php.net/migration55"/>
<link fontsize="2.5em" marginleft="2em" leader="mysqlnd: " href="http://php.net/mysqlnd"/>
<link fontsize="2.5em" marginleft="2em" leader="Wiki: " href="http://wiki.php.net"/>
<link fontsize="2.5em" marginleft="2em" leader="Bugs: " href="http://bugs.php.net"/>
</slide>

21
slides/intro/nmysqlnd1.xml Normal file
View File

@@ -0,0 +1,21 @@
<slide title="mysqlnd">
<break lines="1" />
<blurb fontsize="6em">New MySQL Native Driver</blurb>
<list fontsize="4em" marginleft="1.5em">
<bullet> PHP-specific MySQL client library</bullet>
<bullet> Much less copying data around</bullet>
<bullet> Better L1/L2 cache usage</bullet>
</list>
<break lines="1" />
<blurb fontsize="6em">Tight Integration with PHP</blurb>
<list fontsize="4em" marginleft="1.5em">
<bullet> Memory manager</bullet>
<bullet> Streams</bullet>
<bullet> Internal zval caching</bullet>
<bullet> Persistent connections</bullet>
</list>
</slide>

BIN
slides/intro/nmysqlnd10.png Normal file
View File

Binary file not shown.
Side by Side

After

Width:  |  Height:  |  Size: 9.2 KiB

12
slides/intro/nmysqlnd10.xml Normal file
View File

@@ -0,0 +1,12 @@
<slide title="mysqlnd_memcache">
<break lines="1" />
<blurb fontsize="6em">Innodb Memcache plugin</blurb>
<image filename="nmysqlnd10.png" width="813" height="276" align="center"/>
<list fontsize="4em" marginleft="1.5em">
<bullet> transparent SQL to memcache</bullet>
<bullet> not for standalone memcached</bullet>
</list>
</slide>

14
slides/intro/nmysqlnd2.xml Normal file
View File

@@ -0,0 +1,14 @@
<slide title="mysqlnd">
<break lines="1" />
<blurb fontsize="6em">Unique features</blurb>
<list fontsize="4em" marginleft="1.5em">
<bullet> Async queries</bullet>
<bullet> Improved persistent connections</bullet>
<bullet> Performance statistics calls</bullet>
<bullet> mysqli_fetch_all()</bullet>
<bullet> Plugin API</bullet>
</list>
</slide>

45
slides/intro/nmysqlnd3.xml Normal file
View File

@@ -0,0 +1,45 @@
<slide title="Async Queries">
<break lines="1" />
<blurb fontsize="4em">3 normal queries</blurb>
<example fontsize="2em" marginleft="7em" result='0' title=""><![CDATA[<?php
$dbs = $ids = [];
for ($i = 1; $i <= 3; $i++) {
$dbs[$i] = new mysqli("db_host_$i", $user, $pass, "users");
}
foreach($dbs as $db) {
$result = $db->query("SELECT id from users where age > 21");
while($row = mysqli_fetch_assoc($result)) {
$ids[] = $row['id'];
}
}
]]></example>
<blurb fontsize="4em">3 async queries</blurb>
<example fontsize="2em" marginleft="7em" result='0' title=""><![CDATA[<?php
$dbs = $ids = [];
for ($i = 1; $i <= 3; $i++) {
$dbs[$i] = new mysqli("db_host_$i", $user, $pass, "users");
}
foreach($dbs as $db) {
$result = $db->query("SELECT id from users where age > 21", MYSQLI_ASYNC);
}
$all_dbs = $read = $err = $rej = $dbs;
do {
if (!mysqli_poll($read, $err, $rej, 1)) {
continue;
}
foreach($all_dbs as $id => $db) {
if ($result = mysqli_reap_async_query($db)) {
while($row = mysqli_fetch_assoc($result)) {
$ids[] = $row['id'];
}
mysqli_free_result($result);
unset($all_dbs[$id]);
}
}
} while (count($all_dbs) > 0);
]]></example>
</slide>

19
slides/intro/nmysqlnd4.xml Normal file
View File

@@ -0,0 +1,19 @@
<slide title="Query stats">
<break lines="1" />
<blurb fontsize="4em">mysqlnd stats example</blurb>
<example fontsize="2em" marginleft="7em" result='1' title=""><![CDATA[<?php
$db = mysqli_connect("localhost", "root", null, "mysql");
$result = mysqli_query($db, "SELECT * from user");
$users = mysqli_fetch_all($result);
$client_stats = mysqli_get_client_stats();
echo "<pre>".print_r($client_stats,true)."</pre>";
// You can also get stats per connection
$conn_stats = mysqli_get_connection_stats($db);
echo "<pre>".print_r($conn_stats,true)."</pre>";
]]></example>
</slide>

13
slides/intro/nmysqlnd5.xml Normal file
View File

@@ -0,0 +1,13 @@
<slide title="mysqlnd">
<break lines="1" />
<blurb fontsize="6em">Plugins</blurb>
<list fontsize="4em" marginleft="1.5em">
<bullet> mysqlnd_ms - replication and load balancing</bullet>
<bullet> mysqlnd_qc - query cache</bullet>
<bullet> mysqlnd_uh - user handler</bullet>
<bullet> mysqlnd_memcache - to access innodb memcache daemon</bullet>
</list>
</slide>

15
slides/intro/nmysqlnd6.xml Normal file
View File

@@ -0,0 +1,15 @@
<slide title="mysqlnd_ms">
<break lines="1" />
<blurb fontsize="6em">Replication and Load balancing</blurb>
<list fontsize="4em" marginleft="1.5em">
<bullet> ms = master/slave</bullet>
<bullet> lazy connections</bullet>
<bullet> read/write splitting</bullet>
<bullet> various slave load balancing strategies</bullet>
<bullet> partitioning and sharding via query hints</bullet>
<bullet> and much more - see http://php.net/mysqlnd_ms</bullet>
</list>
</slide>

17
slides/intro/nmysqlnd7.xml Normal file
View File

@@ -0,0 +1,17 @@
<slide title="mysqlnd_qc">
<break lines="1" />
<blurb fontsize="6em">Query caching</blurb>
<list fontsize="4em" marginleft="1.5em">
<bullet> Caches queries locally</bullet>
<bullet marginleft="3em" type="dot"> in-process hash</bullet>
<bullet marginleft="3em" type="dot"> APC user cache</bullet>
<bullet marginleft="3em" type="dot"> memcache</bullet>
<bullet marginleft="3em" type="dot"> sqlite</bullet>
<bullet marginleft="3em" type="dot"> user-defined</bullet>
<bullet> Either all or hinted queries</bullet>
<bullet> TTL or user-defined cache invalidation</bullet>
</list>
</slide>

57
slides/intro/nmysqlnd8.xml Normal file
View File

@@ -0,0 +1,57 @@
<slide title="mysqlnd_uh">
<break lines="1" />
<blurb fontsize="6em">User Handler</blurb>
<list fontsize="4em" marginleft="1.5em">
<bullet> Lets you hook almost anything</bullet>
<bullet> monitor queries and prepared statements</bullet>
<bullet> audit db usage and sql injection</bullet>
</list>
<break lines="1" />
<example fontsize="2em" marginleft="7em" result='0' title=""><![CDATA[<?php
class conn_proxy extends MysqlndUhConnection {
public function query($res, $query) {
debug_print_backtrace();
return parent::query($res, $query);
}
}
class stmt_proxy extends MysqlndUhPreparedStatement {
public function prepare($res, $query) {
debug_print_backtrace();
return parent::prepare($res, $query);
}
}
mysqlnd_uh_set_connection_proxy(new conn_proxy());
mysqlnd_uh_set_statement_proxy(new stmt_proxy());
printf("Proxies installed...\n");
$pdo = new PDO("mysql:host=localhost;dbname=test", "root", "");
var_dump($pdo->query("SELECT 1 AS _one FROM DUAL")->fetchAll(PDO::FETCH_ASSOC));
$mysqli = new mysqli("localhost", "root", "", "test");
$mysqli->prepare("SELECT 1 AS _two FROM DUAL");
]]></example>
<break lines="1" />
<blurb fontsize="6em">Output</blurb>
<example fontsize="2em" marginleft="7em" hide='1' result='r' title=""><![CDATA[
<pre>
#0 conn_proxy->query(Resource id #19, SELECT 1 AS _one FROM DUAL)
#1 PDO->query(SELECT 1 AS _one FROM DUAL) called at [example.php:19]
array(1) {
[0]=>
array(1) {
["_one"]=>
string(1) "1"
}
}
#0 stmt_proxy->prepare(Resource id #753, SELECT 1 AS _two FROM DUAL)
#1 mysqli->prepare(SELECT 1 AS _two FROM DUAL) called at [example.php:22]
</pre>
]]></example>
</slide>

13
slides/intro/nmysqlnd9.xml Normal file
View File

@@ -0,0 +1,13 @@
<slide title="mysqlnd_mux">
<break lines="1" />
<blurb fontsize="6em">Connection Multiplexer</blurb>
<list fontsize="4em" marginleft="1.5em">
<bullet> still early development</bullet>
<bullet> essentially connection pooling</bullet>
<bullet> keeps a cache of established connections</bullet>
<bullet> tries to manage this cache intelligently</bullet>
</list>
</slide>