add unique constraint for worksheet and tab name in ghseet tracked table

diff --git a/mig-sql/init/010-gsheet_tracked_table.sql b/mig-sql/init/010-gsheet_tracked_table.sql
index 29404fd..842d320 100644 (file)
--- a/mig-sql/init/010-gsheet_tracked_table.sql
+++ b/mig-sql/init/010-gsheet_tracked_table.sql
@@ -6,5 +6,6 @@ CREATE TABLE gsheet_tracked_table (
     ,tab_name                   TEXT
     ,created                    TIMESTAMP
     ,last_pulled                TIMESTAMP
+    ,UNIQUE(worksheet_name,tab_name)
 );