diff --git a/readme.md b/readme.md
index 315daba..3e3753a 100644
--- a/readme.md
+++ b/readme.md
@@ -29,6 +29,7 @@ route baseline
 * copy some period of actual sales and increment all the dates to serve as a baseline forecast
 
 TO-DO:
+- [ ] join to period tables to populate season; requires variance number oof table joins, based on howmany date functions there are 🙄
 - [ ] setup something to fill in sql parameters to do testing on the function
 
 running problem list
diff --git a/setup_sql/schema.sql b/setup_sql/schema.sql
index f13a9ca..dfab167 100644
--- a/setup_sql/schema.sql
+++ b/setup_sql/schema.sql
@@ -2,15 +2,16 @@
 
 DROP TABLE IF EXISTS fc.target_meta;
 CREATE TABLE fc.target_meta (
-    tname   text
-    ,cname  text
-    ,opos   int
-    ,func   text
-    ,fkey   text
-    ,pretty text
-    ,dtype  text
-    ,mastcol text
-    ,appcol text
+    tname       text
+    ,cname      text
+    ,opos       int
+    ,func       text
+    ,fkey       text
+    ,pretty     text
+    ,dtype      text
+    ,mastcol    text
+    ,appcol     text
+    ,dateref    text
 );
 
 --ALTER TABLE fc.target_meta DROP CONSTRAINT IF EXISTS target_meta_pk;
@@ -26,3 +27,4 @@ COMMENT ON COLUMN fc.target_meta.pretty IS 'the presentation name of the column'
 COMMENT ON COLUMN fc.target_meta.dtype IS 'data type of the sales table column';
 COMMENT ON COLUMN fc.target_meta.mastcol IS 'associated field from the master data table if it is different (oseas would refer to ssyr in fc.perd)';
 COMMENT ON COLUMN fc.target_meta.appcol IS 'supply column name to be used for application variables - (specifcy the order date column)';
+COMMENT ON COLUMN fc.target_meta.dateref IS 'reference to the relevant hard coded perd table column for dates';