/**
* Checks if table exists in database and returns all fields of table.
* Otherwise returns boolean false.
*
* @param string $tableName Name of table
* @return array|boolean Array of SHOW (FULL) COLUMNS FROM ... in SQL or boolean FALSE
*/
protected function getAllTableColumns($tableName)
{
if ($this->checkTableExists($tableName)) {
$fields = $this->_db->getTableFields($tableName, false);
if (isset($fields[$tableName])) {
return $fields[$tableName];
}
}
return false;
}