check_view and a change in how check_tables_exist raises

app/models/carto/api_key.rb

@@ -320,7 +320,9 @@ module Carto
       return unless databases.present?
 
       databases[:tables].each do |table|
-        check_table(table)
+        if (!check_table(table) && !check_view(table))
+          raise Carto::UnprocesableEntityError.new("relation \"#{table[:schema]}.#{table[:name]}\" does not exist")
+        end
       end
     end
 
@@ -338,9 +340,24 @@ module Carto
         raise_unprocessable_entity_error(e)
       end
 
-      if result && result.count.zero?
-        raise Carto::UnprocesableEntityError.new("relation \"#{table[:schema]}.#{table[:name]}\" does not exist")
+      result && !result.count.zero?
+    end
+
+    def check_view(view)
+      begin
+        result = db_run(%{
+                   SELECT *
+                   FROM
+                     pg_views
+                   WHERE
+                     schemaname = #{db_connection.quote(view[:schema])} AND
+                     viewname = #{db_connection.quote(view[:name])}
+                 })
+      rescue StandardError => e
+        raise_unprocessable_entity_error(e)
       end
+
+      result && !result.count.zero?
     end
 
     def invalidate_cache