/**
* @param $schemas
*/
public function fillChildTables(&$schemas)
{
$this->em->clear();
//Child tables
$sql = " SELECT c.oid,\n c.oid::pg_catalog.regclass as name,\n i.inhparent as table,\n c2.relname as table_name,\n n.nspname as schema\n FROM pg_catalog.pg_class c\n INNER JOIN pg_catalog.pg_inherits i ON c.oid = i.inhparent\n INNER JOIN pg_catalog.pg_class c2 ON c2.oid = i.inhparent\n INNER JOIN pg_catalog.pg_namespace n ON n.oid = c.relnamespace\n WHERE c2.relkind = 'r'\n AND n.nspname <> 'pg_catalog'\n AND n.nspname <> 'information_schema'\n AND n.nspname !~ '^pg_toast'\n AND n.nspname !~ '^pg_temp'\n AND n.nspname <> 'londiste'\n AND n.nspname <> 'pgq'\n --AND pg_catalog.pg_table_is_visible(c2.oid)\n ORDER BY c.oid::pg_catalog.regclass::pg_catalog.text";
$rsm = new ResultSetMapping();
$rsm->addScalarResult('oid', 'oid');
$rsm->addScalarResult('name', 'name');
$rsm->addScalarResult('schema', 'schema');
$rsm->addScalarResult('table', 'table');
$rsm->addScalarResult('table_name', 'table_name');
$stmt = $this->em->createNativeQuery($sql, $rsm);
$stmt->useResultCache(true, PgRetriever::CACHE_LIFETIME);
foreach ($stmt->getResult(AbstractQuery::HYDRATE_ARRAY) as $row) {
$child = new ChildTable($row['schema'], $row['table']);
foreach ($row as $key => $value) {
$child->__set($key, $value);
}
if ($this->index_type == PgRetriever::INDEX_TYPE_OID) {
$schemas[$row['schema']]->addTableChildTable($row['table'], $child);
} elseif ($this->index_type == PgRetriever::INDEX_TYPE_NAME) {
$schemas[$row['schema']]->addTableChildTable($row['table_name'], $child);
}
unset($child);
}
unset($stmt);
}
/**
* @param $schema
* @param $tableOid
* @return array
*/
public function getChildTables($schema, $tableOid)
{
//Child tables
$sql = " SELECT c.oid,\n c.oid::pg_catalog.regclass as name\n FROM pg_catalog.pg_class c, pg_catalog.pg_inherits i\n WHERE c.oid=i.inhrelid\n AND i.inhparent = '" . pg_escape_string($tableOid) . "'\n ORDER BY c.oid::pg_catalog.regclass::pg_catalog.text";
$rsm = new ResultSetMapping();
$rsm->addScalarResult('oid', 'oid');
$rsm->addScalarResult('name', 'name');
$stmt = $this->em->createNativeQuery($sql, $rsm);
$stmt->useResultCache(true, self::CACHE_LIFETIME);
$childs = [];
foreach ($stmt->getResult(AbstractQuery::HYDRATE_ARRAY) as $row) {
$child = new ChildTable($schema, $tableOid);
foreach ($row as $key => $value) {
$child->__set($key, $value);
}
if ($this->index_type == self::INDEX_TYPE_OID) {
$childs[$row['oid']] = $child;
} elseif ($this->index_type == self::INDEX_TYPE_NAME) {
$childs[$row['name']] = $child;
}
}
return $childs;
}