Figure out references

2022-12-17 11:10:15 +08:00
parent 4f103be303
commit 633a616d39
18 changed files with 53 additions and 0 deletions
--- a/script/sql/create/6.pumps.sql
+++ b/script/sql/create/6.pumps.sql
@@ -12,3 +12,8 @@ create table pumps
 , check (power is not null or head is not null)
 , check ((power is not null and head is not null) is false)
 );
+
+-- delete when delete node1
+-- delete when delete node2
+-- unset head when delete curve
+-- unset pattern when delete pattern