| Source: lesson_09_a3_create_table_loans.php | Résultat |
<?php
require ("../mysql_connexion/mysql_connexion.php");
require ("../commons/functions.php");
//mysql_select_db($db) ;
/*Table des emprunts
+-----------+----------+
| membre_id | video_id |
+-----------+----------+
| 2 | 6 |
| 4 | 2 |
| 1 | 1 |
| 1 | 2 |
| 1 | 3 |
+-----------+----------+*/
$tableName = "atelierphp_exe_emprunts";
(mySQLtable_exist($tableName)) ? drop_table($tableName) :
print ("");
//-----------------------------------------------------
$result = mysqli_query($mysqli,"CREATE TABLE $tableName
(emprunt_video_id INT NOT NULL,
emprunt_membre_id INT,
PRIMARY KEY (emprunt_video_id) , INDEX (emprunt_video_id))") ;
($result == 1)? print("Table $tableName created<br/>"):
print("Error creating the table $tableName<br/>");
// emprunt_DATE TIMESTAMP,
?>
Fichier : connect_to_db.php
<?php
//ceci est un fichier fictif,
//la vrai connection est déjà
//faite par ailleur
/*
$host = ""; // nom du serveur : localhost, sql5, ...
$user = ""; // nom d'utilisateur (root si en local)
$pass = ""; // mot de passe
$db = ""; // nom de la base de données mySQL
$dblink = mysql_connect($host,$user,$pass);
//mysql_select_db($db);
*/
?>
Fichier : functions.php
<?php
// Pour savoir si une table existe
function mySQLtable_exist($tableName)
{
$query = "SELECT COUNT(*) FROM $tableName";
$result = mysqli_query($mysqli,$query);
$num_rows = @mysqli_num_rows($result);
if($num_rows)
{
echo "<small>La table existait déjà <br/>";
return TRUE;
}
else
{
echo "<small>La table n'existait pas <br/>";
return FALSE;
}
}
// Supprime une table avec message approprié
//attention $tableName et non $table_name
function drop_table($tableName)
{
echo "Efface table ".$tableName."<br/>";
$result = mysqli_query($mysqli,"DROP TABLE $tableName") ;
if ($result == 1)
{
echo "Table effacée <br/>";
}
else
{
echo "Erreur en effaçant the table<br/>";
}
}
// Insère un enregistrement dans une table
function insert_a_row_1
($table_name, $field_name_1, $field_name_2,
$field_1, $field_2)
{
$result = mysqli_query($mysqli,"INSERT INTO $table_name
($field_name_1,$field_name_2)
VALUES ('$field_1','$field_2')");
if ($result == 1)
{
echo "valeur $field_2 insérée dans $field_name_2
<br/>";
}
else
{
echo "erreur lors de l'insersion $field_2
dans la table $table_name <br/>";
}
}
function insert_a_row_2
($table_name, $field_name_1, $field_name_2,
$field_name_3, $field_1, $field_2, $field_3)
{
$result = mysqli_query($mysqli,"INSERT INTO $table_name
($field_name_1,$field_name_2,$field_name_3)
VALUES ('$field_1','$field_2','$field_3')");
if ($result == 1)
{
echo "value $field_2 inserted in $field_name_2
<br/>";
}
else
{
echo "error inserting $field_2 in the table
$table_name <br/>";
}
}
//lecture d'une table
function readTable
($tableName,$field_1,$field_2="",$field_3="",
$field_4="",$field_5="")
{
echo "Lecture de la table $tableName :";
echo
"<table border=1><tr><th>$field_1
</th><th>$field_2</th>
<th>$field_3</th><th>$field_4</th>
<th>$field_5</th></tr>";
$result=mysqli_query($mysqli,"select * from $tableName ");
$fields = mysqli_num_fields($result);
while ($row=mysqli_fetch_array($result))
{
echo "<tr>";
for($i=0;$i<$fields;$i++)
{
echo "<td>$row[$i]</td>";
}
echo "</tr>";
}
echo "</table>";
}
?>
|
La table existait déjà
Efface table atelierphp_exe_emprunts
Table effacée
Table atelierphp_exe_emprunts created
|
