diff --git a/lib/cartodb/models/aggregation/raster-aggregation.js b/lib/cartodb/models/aggregation/raster-aggregation.js
index 51c30773..f06ee380 100644
--- a/lib/cartodb/models/aggregation/raster-aggregation.js
+++ b/lib/cartodb/models/aggregation/raster-aggregation.js
@@ -10,4 +10,4 @@ module.exports = class RasterAggregation extends BaseAggregation {
     }
 };
 
-const rasterAggregationQueryTemplate = ctx => `${ctx.sourceQuery}`;
+const rasterAggregationQueryTemplate = ctx => `/** aggregated query (raster) **/ ${ctx.sourceQuery}`;
diff --git a/lib/cartodb/models/aggregation/vector-aggregation.js b/lib/cartodb/models/aggregation/vector-aggregation.js
index d30f2429..c1845f63 100644
--- a/lib/cartodb/models/aggregation/vector-aggregation.js
+++ b/lib/cartodb/models/aggregation/vector-aggregation.js
@@ -10,4 +10,4 @@ module.exports = class VectorAggregation extends BaseAggregation {
     }
 };
 
-const vectorAggregationQueryTemplate = ctx => `${ctx.sourceQuery}`;
+const vectorAggregationQueryTemplate = ctx => `/** aggregated query (vector) **/ ${ctx.sourceQuery}`;