php-dibi/examples/fetching-examples.php

<?php
declare(strict_types=1);

if (@!include __DIR__ . '/../vendor/autoload.php') {
	die('Install dependencies using `composer install --dev`');
}

Tracy\Debugger::enable();

?>
<!DOCTYPE html><link rel="stylesheet" href="data/style.css">

<h1>Fetching Examples | Dibi</h1>

<?php

$dibi = new Dibi\Connection([
	'driver' => 'sqlite',
	'database' => 'data/sample.s3db',
]);


/*
TABLE products

product_id | title
-----------+----------
	1      | Chair
	2      | Table
	3      | Computer

*/


// fetch a single row
echo "<h2>fetch()</h2>\n";
$row = $dibi->fetch('SELECT title FROM products');
Tracy\Dumper::dump($row); // Chair


// fetch a single value
echo "<h2>fetchSingle()</h2>\n";
$value = $dibi->fetchSingle('SELECT title FROM products');
Tracy\Dumper::dump($value); // Chair


// fetch complete result set
echo "<h2>fetchAll()</h2>\n";
$all = $dibi->fetchAll('SELECT * FROM products');
Tracy\Dumper::dump($all);


// fetch complete result set like association array
echo "<h2>fetchAssoc('title')</h2>\n";
$res = $dibi->query('SELECT * FROM products');
$assoc = $res->fetchAssoc('title'); // key
Tracy\Dumper::dump($assoc);


// fetch complete result set like pairs key => value
echo "<h2>fetchPairs('product_id', 'title')</h2>\n";
$res = $dibi->query('SELECT * FROM products');
$pairs = $res->fetchPairs('product_id', 'title');
Tracy\Dumper::dump($pairs);


// fetch row by row
echo "<h2>using foreach</h2>\n";
$res = $dibi->query('SELECT * FROM products');
foreach ($res as $n => $row) {
	Tracy\Dumper::dump($row);
}


// more complex association array
$res = $dibi->query('
	SELECT *
	FROM products
	INNER JOIN orders USING (product_id)
	INNER JOIN customers USING (customer_id)
');

echo "<h2>fetchAssoc('name|title')</h2>\n";
$assoc = $res->fetchAssoc('name|title'); // key
Tracy\Dumper::dump($assoc);

echo "<h2>fetchAssoc('name[]title')</h2>\n";
$res = $dibi->query('SELECT * FROM products INNER JOIN orders USING (product_id) INNER JOIN customers USING (customer_id)');
$assoc = $res->fetchAssoc('name[]title'); // key
Tracy\Dumper::dump($assoc);

echo "<h2>fetchAssoc('name->title')</h2>\n";
$res = $dibi->query('SELECT * FROM products INNER JOIN orders USING (product_id) INNER JOIN customers USING (customer_id)');
$assoc = $res->fetchAssoc('name->title'); // key
Tracy\Dumper::dump($assoc);
modified SVN properties 2008-07-17 03:51:29 +00:00			`<?php`
added declare(strict_types=1); 2017-06-09 22:20:47 +02:00			`declare(strict_types=1);`

Tracy loaded from composer instead of a local copy [Closes #139] 2014-06-27 11:17:22 +02:00			`if (@!include __DIR__ . '/../vendor/autoload.php') {`
			die('Install dependencies using `composer install --dev`');
			`}`
tests: Nette\Debugger replaced with Tracy, examples requires PHP 5.3 2013-12-19 04:37:53 +01:00
			`Tracy\Debugger::enable();`
modified SVN properties 2008-07-17 03:51:29 +00:00
examples: tracy is loaded before output [Closes #248] 2017-02-19 22:43:22 +01:00			`?>`
			`<!DOCTYPE html><link rel="stylesheet" href="data/style.css">`

improved phpDoc, capitalized Dibi 2018-05-10 21:45:11 +02:00			`<h1>Fetching Examples \| Dibi</h1>`
examples: tracy is loaded before output [Closes #248] 2017-02-19 22:43:22 +01:00
			`<?php`
modified SVN properties 2008-07-17 03:51:29 +00:00
examples: dibi:: replaced with $dibi-> 2018-04-17 10:03:43 +02:00			`$dibi = new Dibi\Connection([`
Sqlite3Driver becomes alias for SqliteDriver 2018-05-23 17:08:25 +02:00			`'driver' => 'sqlite',`
updated examples, SQlite3 is used instead of SQLite2 2012-10-18 23:00:12 +02:00			`'database' => 'data/sample.s3db',`
used PHP 5.4 syntax 2015-10-06 01:39:01 +02:00			`]);`
modified SVN properties 2008-07-17 03:51:29 +00:00

			`/*`
			`TABLE products`

			`product_id \| title`
			`-----------+----------`
			`1 \| Chair`
			`2 \| Table`
			`3 \| Computer`

			`*/`


			`// fetch a single row`
examples: better headings and comments 2010-08-03 11:48:51 +02:00			`echo "<h2>fetch()</h2>\n";`
examples: dibi:: replaced with $dibi-> 2018-04-17 10:03:43 +02:00			`$row = $dibi->fetch('SELECT title FROM products');`
tests: Nette\Debugger replaced with Tracy, examples requires PHP 5.3 2013-12-19 04:37:53 +01:00			`Tracy\Dumper::dump($row); // Chair`
modified SVN properties 2008-07-17 03:51:29 +00:00

			`// fetch a single value`
examples: better headings and comments 2010-08-03 11:48:51 +02:00			`echo "<h2>fetchSingle()</h2>\n";`
examples: dibi:: replaced with $dibi-> 2018-04-17 10:03:43 +02:00			`$value = $dibi->fetchSingle('SELECT title FROM products');`
tests: Nette\Debugger replaced with Tracy, examples requires PHP 5.3 2013-12-19 04:37:53 +01:00			`Tracy\Dumper::dump($value); // Chair`
modified SVN properties 2008-07-17 03:51:29 +00:00

			`// fetch complete result set`
examples: better headings and comments 2010-08-03 11:48:51 +02:00			`echo "<h2>fetchAll()</h2>\n";`
examples: dibi:: replaced with $dibi-> 2018-04-17 10:03:43 +02:00			`$all = $dibi->fetchAll('SELECT * FROM products');`
tests: Nette\Debugger replaced with Tracy, examples requires PHP 5.3 2013-12-19 04:37:53 +01:00			`Tracy\Dumper::dump($all);`
modified SVN properties 2008-07-17 03:51:29 +00:00

			`// fetch complete result set like association array`
examples: better headings and comments 2010-08-03 11:48:51 +02:00			`echo "<h2>fetchAssoc('title')</h2>\n";`
examples: dibi:: replaced with $dibi-> 2018-04-17 10:03:43 +02:00			`$res = $dibi->query('SELECT * FROM products');`
modified SVN properties 2008-07-17 03:51:29 +00:00			`$assoc = $res->fetchAssoc('title'); // key`
tests: Nette\Debugger replaced with Tracy, examples requires PHP 5.3 2013-12-19 04:37:53 +01:00			`Tracy\Dumper::dump($assoc);`
modified SVN properties 2008-07-17 03:51:29 +00:00

			`// fetch complete result set like pairs key => value`
examples: better headings and comments 2010-08-03 11:48:51 +02:00			`echo "<h2>fetchPairs('product_id', 'title')</h2>\n";`
examples: dibi:: replaced with $dibi-> 2018-04-17 10:03:43 +02:00			`$res = $dibi->query('SELECT * FROM products');`
modified SVN properties 2008-07-17 03:51:29 +00:00			`$pairs = $res->fetchPairs('product_id', 'title');`
tests: Nette\Debugger replaced with Tracy, examples requires PHP 5.3 2013-12-19 04:37:53 +01:00			`Tracy\Dumper::dump($pairs);`
modified SVN properties 2008-07-17 03:51:29 +00:00

			`// fetch row by row`
examples: better headings and comments 2010-08-03 11:48:51 +02:00			`echo "<h2>using foreach</h2>\n";`
examples: dibi:: replaced with $dibi-> 2018-04-17 10:03:43 +02:00			`$res = $dibi->query('SELECT * FROM products');`
modified SVN properties 2008-07-17 03:51:29 +00:00			`foreach ($res as $n => $row) {`
tests: Nette\Debugger replaced with Tracy, examples requires PHP 5.3 2013-12-19 04:37:53 +01:00			`Tracy\Dumper::dump($row);`
modified SVN properties 2008-07-17 03:51:29 +00:00			`}`


			`// more complex association array`
examples: dibi:: replaced with $dibi-> 2018-04-17 10:03:43 +02:00			`$res = $dibi->query('`
examples: better headings and comments 2010-08-03 11:48:51 +02:00			`SELECT *`
examples: removed unnecessary delimiters [] 2010-08-03 17:12:34 +02:00			`FROM products`
			`INNER JOIN orders USING (product_id)`
			`INNER JOIN customers USING (customer_id)`
modified SVN properties 2008-07-17 03:51:29 +00:00			`');`

fixed example 2014-05-13 19:02:19 +02:00			`echo "<h2>fetchAssoc('name\|title')</h2>\n";`
			`$assoc = $res->fetchAssoc('name\|title'); // key`
tests: Nette\Debugger replaced with Tracy, examples requires PHP 5.3 2013-12-19 04:37:53 +01:00			`Tracy\Dumper::dump($assoc);`
modified SVN properties 2008-07-17 03:51:29 +00:00
fixed example 2014-05-13 19:02:19 +02:00			`echo "<h2>fetchAssoc('name[]title')</h2>\n";`
examples: dibi:: replaced with $dibi-> 2018-04-17 10:03:43 +02:00			`$res = $dibi->query('SELECT * FROM products INNER JOIN orders USING (product_id) INNER JOIN customers USING (customer_id)');`
fixed example 2014-05-13 19:02:19 +02:00			`$assoc = $res->fetchAssoc('name[]title'); // key`
tests: Nette\Debugger replaced with Tracy, examples requires PHP 5.3 2013-12-19 04:37:53 +01:00			`Tracy\Dumper::dump($assoc);`
modified SVN properties 2008-07-17 03:51:29 +00:00
fixed example 2014-05-13 19:02:19 +02:00			`echo "<h2>fetchAssoc('name->title')</h2>\n";`
examples: dibi:: replaced with $dibi-> 2018-04-17 10:03:43 +02:00			`$res = $dibi->query('SELECT * FROM products INNER JOIN orders USING (product_id) INNER JOIN customers USING (customer_id)');`
fixed example 2014-05-13 19:02:19 +02:00			`$assoc = $res->fetchAssoc('name->title'); // key`
tests: Nette\Debugger replaced with Tracy, examples requires PHP 5.3 2013-12-19 04:37:53 +01:00			`Tracy\Dumper::dump($assoc);`