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CREATE TABLE banner ( id INT, name VARCHAR(20) ); INSERT INTO banner VALUES (1, 'Banner A'), (2, 'Banner B'), (3, 'Banner C');
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<?php $sql = <<<SQL SELECT * FROM banner ORDER BY RAND() LIMIT ? SQL; $limit = 2; $result = $mysqli ->execute_query($sql, [$limit]) ->fetch_all(MYSQLI_ASSOC); while ( ($count = count($result)) < $limit && ($pool ??= $result) && shuffle($pool) ) { array_push( $result, ...array_slice($pool, 0, $limit - $count) ); } var_export($result);
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