TYPO3 Core

$tableRes = $this->sql_query('SHOW TABLE STATUS LIKE \'' . $table . '\'');

$isTable = $this->sql_num_rows($tableRes);

if ($isTable) {

$res = $this->sql_query('SHOW INDEX FROM ' . $table, $this->link);

if (is_resource($res)) {

while ($tempRow = $this->sql_fetch_assoc($res)) {

$indices_output[] = $tempRow;

}

$this->sql_free_result($res);

$this->sql_free_result($tableRes);