提交代码，重定向

Signed-off-by: zouap <zouap@pcl.ac.cn>

models/dbsql/dataset_foreigntable_for_es.sql

@@ -109,23 +109,29 @@ CREATE TRIGGER es_insert_dataset
 ALTER TABLE public.dataset ENABLE ALWAYS TRIGGER es_insert_dataset;
 
 
-DROP TRIGGER IF EXISTS es_udpate_dataset_file_name_delete on public.attachment;
+DROP TRIGGER IF EXISTS es_udpate_dataset_file_name on public.attachment;
 
-CREATE OR REPLACE FUNCTION public.udpate_dataset_file_name_delete() RETURNS trigger AS 
+CREATE OR REPLACE FUNCTION public.udpate_dataset_file_name() RETURNS trigger AS 
 $def$
     BEGIN
-	   update public.dataset_es  SET file_name=(select array_to_string(array_agg(name order by created_unix desc),'-#,#-') from public.attachment where dataset_id=OLD.dataset_id and is_private=false) where id=OLD.dataset_id;
+        if (TG_OP = 'UPDATE') then
+	       update public.dataset_es  SET file_name=(select array_to_string(array_agg(name order by created_unix desc),'-#,#-') from public.attachment where dataset_id=NEW.dataset_id and is_private=false) where id=NEW.dataset_id;
+	   elsif (TG_OP = 'INSERT') then
+	       update public.dataset_es  SET file_name=(select array_to_string(array_agg(name order by created_unix desc),'-#,#-') from public.attachment where dataset_id=NEW.dataset_id and is_private=false) where id=NEW.dataset_id;
+       elsif (TG_OP = 'DELETE') then
+           update public.dataset_es  SET file_name=(select array_to_string(array_agg(name order by created_unix desc),'-#,#-') from public.attachment where dataset_id=OLD.dataset_id and is_private=false) where id=OLD.dataset_id;
+       end if;
        return NEW;
     END;
 $def$ 
 LANGUAGE plpgsql;
 
 
-CREATE TRIGGER es_udpate_dataset_file_name_delete
-    AFTER DELETE ON public.attachment
-    FOR EACH ROW EXECUTE PROCEDURE udpate_dataset_file_name_delete();
+CREATE TRIGGER es_udpate_dataset_file_name
+     AFTER INSERT OR UPDATE OR DELETE ON public.attachment
+    FOR EACH ROW EXECUTE PROCEDURE udpate_dataset_file_name();
 
-ALTER TABLE public.attachment ENABLE ALWAYS TRIGGER es_udpate_dataset_file_name_delete;
+ALTER TABLE public.attachment ENABLE ALWAYS TRIGGER es_udpate_dataset_file_name;
 
 DROP TRIGGER  IF EXISTS es_update_dataset on public.dataset;