What are the best practices for structuring SQL queries when joining multiple tables in PHP to ensure accurate and efficient data retrieval?

When joining multiple tables in SQL queries in PHP, it is important to use proper table aliases to avoid ambiguity and improve readability. Additionally, selecting only the necessary columns can improve query performance by reducing the amount of data that needs to be processed. Lastly, using appropriate join types (such as INNER JOIN, LEFT JOIN, etc.) based on the relationship between the tables can ensure accurate data retrieval.

<?php
// Example SQL query with proper table aliases, selected columns, and appropriate join type
$query = "
SELECT t1.column1, t2.column2
FROM table1 AS t1
INNER JOIN table2 AS t2 ON t1.id = t2.table1_id
WHERE t1.condition = 'value'
";