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MySQL Select Data

PHP

MySQL Select Data

SELECT statement का उपयोग table से data प्राप्त करने के लिए किया जाता है। नीचे MySQLi Procedural और PDO दोनों examples दिए गए हैं।

MySQLi Procedural

SELECT * से table के सभी records प्राप्त होते हैं।

उदाहरण: Select Data (MySQLi Procedural)
  <?php
  $conn = mysqli_connect("localhost", "root", "", "school");

  $sql = "SELECT * FROM students";
  $result = mysqli_query($conn, $sql);

  if (mysqli_num_rows($result) > 0) {
    while ($row = mysqli_fetch_assoc($result)) {
      echo "Name: " . $row["name"] . ", Class: " . $row["class"] . "<br>";
    }
  } else {
    echo "No records found";
  }

  mysqli_close($conn);
 ?>

PDO

PDO में fetchAll या fetch का उपयोग किया जाता है।

उदाहरण: Select Data (PDO)
  <?php
  $pdo = new PDO("mysql:host=localhost;dbname=school", "root", "");
  $pdo->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);

  $stmt = $pdo->query("SELECT * FROM students");
  $rows = $stmt->fetchAll(PDO::FETCH_ASSOC);

  foreach ($rows as $row) {
    echo "Name: " . $row['name'] . "<br>";
  }

  ?>
Article By: Brajlal Prasad
Created on: 05 Nov 2025  9  Views
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