/**
* Returns an array of strings which represent version numbers
* that we *have* migrated
*
* @return array
*/
public function getExecutedMigrations()
{
$query_sql = sprintf('SELECT version FROM %s', $this->_adapter->identifier(PHIGRATE_TS_SCHEMA_TBL_NAME));
$versions = $this->_adapter->selectAll($query_sql);
$executed = array();
foreach ($versions as $v) {
$executed[] = (string) $v['version'];
}
sort($executed);
return $executed;
}
/**
* select all
*
* @param string $sql Query SQL
*
* @return mixed
*/
public function selectAll($sql)
{
return $this->_adapter->selectAll($sql);
}