Build a view for browsing survey information

db_migrations/0005_survey_view.sql

@@ -0,0 +1,16 @@
+CREATE VIEW "public"."Survey View" AS  SELECT colony.name,
+    data_sheet.date,
+    data_sheet.start_time,
+    data_sheet.end_time,
+    survey_summary.species_code,
+    survey_summary.total_nests,
+    survey_summary.total_adults,
+    survey_summary.total_young,
+    survey_summary.total_possible_nests,
+    data_sheet.entered_by_name,
+    data_sheet.proofed_by,
+    data_sheet.id
+   FROM survey_summary
+     LEFT JOIN data_sheet ON data_sheet.id = survey_summary.data_sheet_id
+     LEFT JOIN colony ON data_sheet.colony_id = colony.id
+  WHERE (survey_summary.total_nests + survey_summary.total_adults + survey_summary.total_young + survey_summary.total_possible_nests) > 0;