How can converting date fields to DATE datatype in a database improve date comparisons in PHP?

When date fields are stored as strings in a database, date comparisons in PHP can be inefficient and error-prone. Converting date fields to the DATE datatype in the database allows for more accurate and efficient date comparisons in PHP, as dates will be stored in a standardized format.

// Example code snippet for converting date fields to DATE datatype in a MySQL database
$query = "ALTER TABLE table_name MODIFY column_name DATE";
$result = mysqli_query($connection, $query);

if ($result) {
    echo "Date fields converted to DATE datatype successfully";
} else {
    echo "Error converting date fields to DATE datatype";
}