Untitled


<html>
 <head>
 <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
 </head>
<body>
<?php
$host="localhost"; $username="root"; $password="";
$conn = new mysqli($host, $username, $password);
if (!$conn) { die("Connection failed: " . $conn->connect_error."!"); }
else{
echo "Connected successfully!<br>";
}
$conn->set_charset('utf8');
$sql = "DROP DATABASE IF EXISTS Exam";
$conn->query($sql);
$sql = "CREATE DATABASE Exam COLLATE utf8_general_ci";
if ($conn->query($sql) === TRUE) { echo "Database created successfully!<br>"; }
else { die("Error creating database: " . $conn->error); }
$sql = "USE Exam";
if ($conn->query($sql) === TRUE) {echo "Database selected successfully!<br>"; }
else { die("Error selecting database: " . $conn->error."!"); }
$sql = "CREATE TABLE Students (
id INT(6) UNSIGNED AUTO_INCREMENT PRIMARY KEY,
FNumber VARCHAR(40) NOT NULL,
FName VARCHAR(40) NOT NULL,
Family VARCHAR(40) NOT NULL,
Ocenka FLOAT)";

if ($conn->query($sql) === TRUE) { echo "Table Students created successfully!<br>"; }
else { die("Error creating table: " . $conn->error."!"); }
// Insert into db test 5 records
$sql = "INSERT INTO Students (FNumber, FName, Family, Ocenka)
VALUES ('1501681032', 'Svetoslav','Ivanov',6.00)";
if ($conn->query($sql) === TRUE) { echo "New record Svetoslav Ivanov created successfully!<br>"; }
else { die("Error: " . $sql . $conn->error); }
$sql = "INSERT INTO Students (FNumber, FName, Family, Ocenka)
VALUES ('1501681032', 'Pesho','Pesho',3.00)";
if ($conn->query($sql) === TRUE) { echo "New record Pesho Pesho created successfully!<br>"; }
else { die("Error: " . $sql . $conn->error); }
$sql = "INSERT INTO Students (FNumber, FName, Family, Ocenka)
VALUES ('1501681032', 'Rado','Rado',4.00)";
if ($conn->query($sql) === TRUE) { echo "New record Rado Rado created successfully!<br>"; }
else { die("Error: " . $sql . $conn->error); }
$sql = "INSERT INTO Students (FNumber, FName, Family, Ocenka)
VALUES ('1501681032', 'Svetlin','Nakov',5.00)";
if ($conn->query($sql) === TRUE) { echo "New record Svetlin Nakov created successfully!<br>"; }
else { die("Error: " . $sql . $conn->error); }
$sql = "INSERT INTO Students (FNumber, FName, Family, Ocenka)
VALUES ('1501681032', 'Petar','Petrov',6.00)";
if ($conn->query($sql) === TRUE) { echo "New record Petar Petrov created successfully!<br>"; }
else { die("Error: " . $sql . $conn->error); }
// Select all records
echo "<br>Всички записи са:<br>";
$sql = "SELECT * FROM Students";
$result = $conn->query($sql);
if ($result->num_rows > 0) {
 // output data of each row
 while($row = $result->fetch_assoc()) {
echo $row["id"].": ".$row["FNumber"]." ".$row["FName"]." ".$row["Family"]." - ".$row["Ocenka"]."
лв.<br>";
}
} else { echo "No results...<br>"; }
// Select samo programisti
echo "<br>Разработчици са:<br>";
$sql = "SELECT * FROM Students WHERE FName = 'Petar'";
$result = $conn->query($sql);
if ($result->num_rows > 0) {
 // output data of each row
 while($row = $result->fetch_assoc()) {
echo $row["id"].": ".$row["FNumber"]." ".$row["FName"]." ".$row["Family"]." - ".$row["Ocenka"]."
лв.<br>";
}
} else { echo "No results...<br>"; }
// S ocenka mejdu 2 i 6
echo "<br>S ocenka mejdu:<br>";
$sql = "SELECT * FROM Students WHERE Ocenka BETWEEN 2.00 AND 4.00";
$result = $conn->query($sql);
if ($result->num_rows > 0) {
 // output data of each row
 while($row = $result->fetch_assoc()) {
echo $row["id"].": ".$row["FNumber"]." ".$row["FName"]." ".$row["Family"]." - ".$row["Ocenka"]."
лв.<br>";
}
} else { echo "No results...<br>"; }
$conn->close();
?>
</body>
</html>