Improve date range precision.

migrations/20190325001339_releases.js

@@ -1004,6 +1004,8 @@ exports.up = knex => Promise.resolve()
 				GROUP BY entities.id;
 			$$ LANGUAGE SQL STABLE;
 
+			/* GraphQL/Postgraphile 'every' applies to the data, will only include scenes for which every assigned tag is selected,
+			   instead of what we want; scenes with every selected tag, but possibly also some others */
 			CREATE FUNCTION actors_scenes(actor actors, selected_tags text[], mode text DEFAULT 'all') RETURNS SETOF releases AS $$
 				SELECT releases.*
 				FROM releases
@@ -1015,18 +1017,22 @@ exports.up = knex => Promise.resolve()
 					tags ON tags.id = releases_tags.tag_id
 				WHERE releases_actors.actor_id = actor.id
 				AND CASE
-					WHEN mode = 'any' AND array_length(selected_tags, 1) > 0
+					/* match at least one of the selected tags */
+					WHEN mode = 'any'
+					AND array_length(selected_tags, 1) > 0
 					THEN tags.slug = ANY(selected_tags)
 					ELSE true
 					END
 				GROUP BY releases.id
 				HAVING CASE
-					WHEN mode = 'all' AND array_length(selected_tags, 1) > 0
-						THEN COUNT(
-							CASE WHEN tags.slug = ANY(selected_tags)
-							THEN true
-							END
-						) = array_length(selected_tags, 1)
+					/* match all of the selected tags */
+					WHEN mode = 'all'
+					AND array_length(selected_tags, 1) > 0
+					THEN COUNT(
+						CASE WHEN tags.slug = ANY(selected_tags)
+						THEN true
+						END
+					) = array_length(selected_tags, 1)
 					ELSE true
 				END;
 			$$ LANGUAGE SQL STABLE;