Refine control schema

script/sql/create/13.controls.sql

@@ -1,30 +1,6 @@
 -- [CONTROLS]
 
-create type controls_1_prep as enum ('above', 'below');
-
--- LINK  linkID  status  IF NODE   nodeID  ABOVE / BELOW   value
-create table controls_1
+create table controls
 (
-  linkid varchar(32) primary key references _link(id)
-, status text not null -- open / closed, a pump speed setting, or a control valve setting
-, nodeid varchar(32) references _node(id) not null
-, prep controls_1_prep not null
-, value numeric not null
-);
-
---  LINK linkID   status   AT TIME  time
-create table controls_2
-(
-  linkid varchar(32) primary key references _link(id)
-, status text not null -- open / closed, a pump speed setting, or a control valve setting
-, time interval hour
-);
-
---  LINK linkID   status   AT CLOCKTIME clocktime   AM / PM
-create table controls_3
-(
-  linkid varchar(32) primary key references _link(id)
-, status text not null -- open / closed, a pump speed setting, or a control valve setting
-, clock_time_hour interval hour -- get am/pm from it
-, clock_time_min  interval minute
+  control text primary key
 );

script/sql/drop/13.controls.sql

@@ -1,9 +1,3 @@
 -- [CONTROLS]
 
-drop table if exists controls_3;
-
-drop table if exists controls_2;
-
-drop table if exists controls_1;
-
-drop type if exists controls_1_prep;
+drop table if exists controls;