How can the issue of truncated text, especially with Umlauts, be addressed when importing data into a PHP database using LOAD DATA LOCAL INFILE?

Issue: When importing data into a PHP database using LOAD DATA LOCAL INFILE, truncated text, especially with Umlauts, can occur due to character encoding mismatches. To address this issue, set the character encoding of the database connection to UTF-8 before importing the data.

// Set character encoding to UTF-8
$mysqli = new mysqli("localhost", "username", "password", "database");
$mysqli->set_charset("utf8");

// Import data using LOAD DATA LOCAL INFILE
$query = "LOAD DATA LOCAL INFILE 'data.csv' INTO TABLE tablename CHARACTER SET utf8 FIELDS TERMINATED BY ',' ENCLOSED BY '\"' LINES TERMINATED BY '\n'";
$mysqli->query($query);