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File: example
Role: Example script
Content type: text/plain
Description: example
Class: Crutch MySQL
MySQL database access wrapper
Author: By
Last change:
Date: 12 years ago
Size: 3,603 bytes
 

Contents

Class file image Download
<?php

/**
 * Example CrutchMySQL
 */

require('CrutchMySQL.php');

$db = new CrutchMySQL('root','','mysql');

// connect(FALSE): non persistent connect
$db->connect();

/**
 * ERROR FOR DEBUG EXAMPLE
 */
echo '<hr><h1>debug()</h1>';
echo
'debug(ERROR)';
$db->debug('ERROR');
$db->select('example');

echo
'debug(EXTEND)';
$db->debug('EXTEND');
$db->select('example');

echo
'debug(DETAIL)';
$db->debug('DETAIL');
$db->select('example');


echo
'<hr>';
// example table
$sql = "
CREATE TABLE IF NOT EXISTS `example` (
    `id` SMALLINT(5) UNSIGNED AUTO_INCREMENT NOT NULL,
    `key` VARCHAR(10) NOT NULL,
    `value` VARCHAR(50) NULL,
    PRIMARY KEY (`id`),
    UNIQUE KEY (`key`)
) ENGINE=InnoDB
"
;
$db->execute($sql);

//example SQL
$sql = "SELECT `key`,`value` FROM `example`";


/**
 * INSERT
 */
echo '<hr><h1>insert()</h1>';
$data = array(
   
'key' => 'class',
   
'value' => 'CrutchMySQL',
);
$last_id[] = $db->insert('example',$data);
$data = array(
   
'key' => 'author',
   
'value' => 'Lawondyss',
);
$last_id[] = $db->insert('example',$data);
$data = array(
   
'key' => 'blog',
   
'value' => 'http://lawondyss.posterous.com'
);
$last_id[] = $db->insert('example',$data);
$data = array(
   
'key' => 'version',
   
'value' => '1.0'
);
$last_id[] = $db->insert('example',$data);
$data = array(
   
'key' => 'url',
   
'value' => NULL
);
$last_id[] = $db->insert('example',$data);

var_dump($last_id);


/**
 * SELECT
 */
echo '<hr><h1>select()</h1>';
while(
$row = $db->select('example'))
{
   
var_dump($row);
}
while(
$row = $db->select('example','ISNULL(value)'))
{
   
var_dump($row);
}


/**
 * REPLACE
 */
echo '<hr><h1>replace()</h1>';
$data = array(
   
'key' => 'url',
   
'value' => 'none'
);
$last_id = $db->replace('example',$data);

var_dump($last_id);

while(
$row = $db->select('example'))
{
   
var_dump($row);
}


/**
 * TRANSACTION, DELETE, FETCH ALL
 */
echo '<hr><h1>transaction, delete(), fetchAll()</h1>';
$db->begin();

echo
'fetchAll(result)';
$result = $db->execute($sql);
while(
$row = $db->fetchAll($result))
{
   
var_dump($row);
}

echo
'delete()';
var_dump($db->delete('example','value="none"'));

while(
$row = $db->select('example'))
{
   
var_dump($row);
}

$db->rollback();

echo
'fetchAll(SQL)';
while(
$row = $db->fetchAll($sql))
{
   
var_dump($row);
}


/**
 * FETCH SINGLE, CELL, FIELD
 */
echo '<hr><h1>fetchSingle(resource)</h1>';
$result = $db->execute($sql);
var_dump($db->fetchSingle($result));

echo
'<hr><h1>fetchSingle(SQL)</h1>';
var_dump($db->fetchSingle($sql));

echo
'<hr><h1>fetchCell(resource, field, row)</h1>';
$result = $db->execute($sql);
var_dump($db->fetchCell($result, 'value'));

echo
'<hr><h1>fetchCell(SQL)</h1>';
var_dump($db->fetchCell($sql));

echo
'<hr><h1>fetchField(SQL)</h1>';
var_dump($db->fetchField($sql));


/**
 * COUNT ROWS, FIELDS, AFFECTED ROWS
 */
echo '<hr><h1>countRows()</h1>';
$result = $db->execute($sql);
var_dump($db->countRows($result));

echo
'<hr><h1>countFields()</h1>';
$result = $db->execute($sql);
var_dump($db->countFields($result));

echo
'<hr><h1>affectedRows()</h1>';
$db->execute("REPLACE INTO `example` (`key`,`value`) VALUES('url','http://www.example.com')");
var_dump($db->affectedRows());


echo
'<hr>';
//drop example table
$db->execute("DROP TABLE IF EXISTS example");
?>

<style type="text/css">
PRE{
    margin: 5px;
    padding: 5px;}

PRE.error{
    border: 1px solid #900;
    background-color: #F99;}

PRE.sql{
    border: 1px solid #090;
    background-color: #9F9;}
</style>

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