array fgetcsv ( nome_do_arquivo, tamanho [, string delimiter [, string enclosure]])

<?php
$path = "c:/apache/dados_csv/arquivo.csv";
$tabela = "nome_da_tabela";

$sql_csv = "SELECT * INTO OUTFILE '$path' FIELDS TERMINATED BY ';' ENCLOSED BY '' LINES TERMINATED BY '\r\n' FROM $tabela";
?>

<?php
if (file_exists($path)) {
    echo "Arquivo já existe";
} else {
    // script sql vai aqui...
}
?>

<?php
$filename = "c:/apache/dados_csv/arquivo.csv";

$fp = fopen($filename, "r");
while ($data = fgetcsv($fp, filesize($filename), ";")) {
    $table[] = $data;
}
fclose($fp);

// imprime uma tabelinha com esses dados do arquivo csv
echo "<table width=\"1000\" border=\"1\" cellspacing=\"1\" cellpadding=\"1\">\n";
foreach ($table as $row) {
    echo "<tr>";
    foreach($row as $data) {
       echo "<td>$data</td>";
    }
    echo "</tr>\n";
}
echo "</table>\n";
?>