<?php
include 'connectDB.php';

$cvId = $_GET['cvId'];
$tableName = $_GET['tableName'];

$sql = "SELECT `$tableName` FROM `config` WHERE `owner` = $cvId";

$result = $conn->query($sql);

if ($result->num_rows > 0) {
    $row = $result->fetch_assoc();
    echo json_encode($row[$tableName]);
} else {
    echo json_encode(null);
}

$conn->close();
?>