File: examples/testdb.php

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File: examples/testdb.php
Role: Example script
Content type: text/plain
Description: Example script
Class: DaoOne
Access MySQL databases using the MySQLi extension
Author: By
Last change:
Date: 11 months ago
Size: 3,273 bytes
 

Contents

Class file image Download
<?php

use eftec\DaoOne;

include
"../vendor/autoload.php";


// connecting to database sakila at 127.0.0.1 with user root and password abc.123
$dao=new DaoOne("127.0.0.1","root","abc.123","sakila","");
try {
    echo
"<h1>connection. The instance 127.0.0.1, base:sakila user:root and password:abc.123 must exists</h1>";
   
$dao->connect();
    echo
"Connected A-OK!<br>";
} catch (
Exception $e) {
    echo
"<h2>connection error:</h2>";
    echo
$dao->lastError()."-".$e->getMessage()."<br>";
    die(
1);
}
$sql="CREATE TABLE `product` (
  `idproduct` INT NOT NULL AUTO_INCREMENT,
  `name` VARCHAR(45) NULL,
  PRIMARY KEY (`idproduct`));"
;

$now=new DateTime();
// running a raw query (unprepared statement)
try {
    echo
"<h1>Table creation:</h1>";
   
$dao->runRawQuery($sql);
} catch (
Exception $e) {
    echo
"<h2>Table creation error:</h2>";
    echo
$dao->lastError()."-".$e->getMessage()."<br>";
}

// running a prepared statement
try {
    echo
"<h1>Inserting Cocacola (prepared)</h1>";
   
$sql="insert into `product`(name) values(?)";
   
$stmt=$dao->prepare($sql);
   
$productName="Cocacola";
   
$stmt->bind_param("s",$productName); // s stand for string. Also i =integer, d = double and b=blob
   
$dao->runQuery($stmt);
   
$dao->runQuery($dao->prepare('select 1 from dual'));
    echo
"Last id inserted :".$dao->insert_id()."<br>";
} catch (
Exception $e) {
    echo
"<h2>Insert Cocacola (prepared) error:</h2>";
    echo
$dao->lastError()."-".$e->getMessage()."<br>";
}
try {
    echo
"<h1>Inserting O'Hara (prepared)</h1>";
   
$sql="insert into `product`(name) values(?)";
   
$stmt=$dao->prepare($sql);
   
$productName="O'Hara";
   
$stmt->bind_param("s",$productName); // s stand for string. Also i =integer, d = double and b=blob
   
$dao->runQuery($stmt);
    echo
"Last id inserted :".$dao->insert_id()."<br>";
} catch (
Exception $e) {
    echo
"<h2>Insert (prepared) error:</h2>";
    echo
$dao->lastError()."-".$e->getMessage()."<br>";
}


// returning data (using a prepared statement)
try {
    echo
"<h1>select (prepared)</h1>";
   
$sql="select * from `product` order by name";
   
$stmt=$dao->prepare($sql);
   
$dao->runQuery($stmt);

   
$rows = $stmt->get_result();

    echo
"<table><tr><th>Id</th><th>Name</th></tr>";

   
// first method
   
while ($row = $rows->fetch_assoc()) {
        echo
"<tr><td>".$row['idproduct']."</td><td>".$row['name']."</td></tr>";
    }
    echo
"</table><br>";
   
// second method (fetch all fields)
    //$allRows=$rows->fetch_all(MYSQLI_ASSOC);

} catch (Exception $e) {
    echo
"<h1>select (prepared) error:</h1>";
    echo
$dao->lastError()."-".$e->getMessage()."<br>";
}

// running a transaction
try {
    echo
"<h1>Insert transactional (prepared)</h1>";
   
$sql="insert into `product`(name) values(?)";
   
$dao->startTransaction();
   
$stmt=$dao->prepare($sql);
   
$productName="Fanta";
   
$stmt->bind_param("s",$productName); // s stand for string. Also i =integer, d = double and b=blob
   
$dao->runQuery($stmt);
    echo
"Last id inserted :".$dao->insert_id()."<br>";
   
$dao->commit(); // end transaction
} catch (Exception $e) {
    echo
"<h2>Insert transactional error:</h2>";
    echo
$dao->lastError()."-".$e->getMessage()."<br>";

   
$dao->rollback(); // cancel transaction

}


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