-- -- _ltree_extract_isparent/2 -- create or replace function _ltree_extract_isparent( ltree[], ltree ) returns ltree as $$ _ltree_extract_isparent$$ language plpgsql;
-- -- _ltree_extract_isparent/2 -- create or replace function _ltree_extract_isparent( ltree[], ltree ) returns ltree as $$ _ltree_extract_isparent$$ language plpgsql;