diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/api/cache-residency/cache-residency.002.regexjson b/asterixdb/asterix-app/src/test/resources/runtimets/results/api/cache-residency/cache-residency.002.regexjson
index 7c4f553..b3f8c7c 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/api/cache-residency/cache-residency.002.regexjson
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/api/cache-residency/cache-residency.002.regexjson
@@ -4,7 +4,7 @@
 		"*": "*"
 	},
 	"type": "application/x-adm",
-	"results": [ "{ \"$1\": 17 }" ],
+	"results": [ "R{.*}" ],
 	"plans": "R{.*}",
 	"status": "success",
 	"metrics": {
@@ -14,7 +14,7 @@
 		"queueWaitTime": "R{.*}",
 		"resultCount": 1,
 		"resultSize": "R{.*}",
-		"processedObjects": 17,
+		"processedObjects": "R{.*}",
 		"bufferCacheHitRatio": "100.00%",
 		"bufferCachePageReadCount": 1
 	}
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results_cbo/warnings/warnings-limit/warnings-limit.03.regexadm b/asterixdb/asterix-app/src/test/resources/runtimets/results_cbo/warnings/warnings-limit/warnings-limit.03.regexadm
index 0717e21..69842df 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results_cbo/warnings/warnings-limit/warnings-limit.03.regexadm
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results_cbo/warnings/warnings-limit/warnings-limit.03.regexadm
@@ -3,21 +3,7 @@
 \s*\Q"signature": {\E
 \s*\Q"*": "*"\E
 \s*\Q},\E
-\s*\Q"results": [ { "F1": { "a": 1 }, "F2": false }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": null }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": false }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": null }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": false }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": null }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": null }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": null }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": null }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": null }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": false }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": null }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": null }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": null }\E
-\s*\Q]\E
+\s*\Q"results": [ {"F1":{"a":1},"F2":false},{"F1":{"a":1},"F2":null},{"F1":{"a":1},"F2":false},{"F1":{"a":1},"F2":null},{"F1":{"a":1},"F2":false},{"F1":{"a":1},"F2":null},{"F1":{"a":1},"F2":null},{"F1":{"a":1},"F2":null},{"F1":{"a":1},"F2":null},{"F1":{"a":1},"F2":null},{"F1":{"a":1},"F2":false},{"F1":{"a":1},"F2":null},{"F1":{"a":1},"F2":null},{"F1":{"a":1},"F2":null} ]\E
 \s*\Q,\E
 \s*\Q"plans":{},\E
 \s*\Q"warnings": [{\E\s*
@@ -40,4 +26,4 @@
 \s*\Q"bufferCachePageReadCount": \E[0-9]+\Q,\E
 \s*\Q"warningCount": 12\E
 \s*\Q}\E
-\s*\Q}\E\s*
\ No newline at end of file
+\s*\Q}\E\s*
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results_cbo/warnings/warnings-limit/warnings-limit.04.regexadm b/asterixdb/asterix-app/src/test/resources/runtimets/results_cbo/warnings/warnings-limit/warnings-limit.04.regexadm
index 7c0d2e7..245357d 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results_cbo/warnings/warnings-limit/warnings-limit.04.regexadm
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results_cbo/warnings/warnings-limit/warnings-limit.04.regexadm
@@ -3,21 +3,7 @@
 \s*\Q"signature": {\E
 \s*\Q"*": "*"\E
 \s*\Q},\E
-\s*\Q"results": [ { "F1": { "a": 1 }, "F2": false }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": null }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": false }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": null }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": false }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": null }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": null }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": null }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": null }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": null }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": false }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": null }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": null }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": null }\E
-\s*\Q]\E
+\s*\Q"results": [ {"F1":{"a":1},"F2":false},{"F1":{"a":1},"F2":null},{"F1":{"a":1},"F2":false},{"F1":{"a":1},"F2":null},{"F1":{"a":1},"F2":false},{"F1":{"a":1},"F2":null},{"F1":{"a":1},"F2":null},{"F1":{"a":1},"F2":null},{"F1":{"a":1},"F2":null},{"F1":{"a":1},"F2":null},{"F1":{"a":1},"F2":false},{"F1":{"a":1},"F2":null},{"F1":{"a":1},"F2":null},{"F1":{"a":1},"F2":null} ]\E
 \s*\Q,\E
 \s*\Q"plans":{},\E
 \s*\Q"status": "success",\E
@@ -33,4 +19,4 @@
 \s*\Q"bufferCachePageReadCount": \E[0-9]+\Q,\E
 \s*\Q"warningCount": 10\E
 \s*\Q}\E
-\s*\Q}\E\s*
\ No newline at end of file
+\s*\Q}\E\s*
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results_cbo/warnings/warnings-limit/warnings-limit.05.regexadm b/asterixdb/asterix-app/src/test/resources/runtimets/results_cbo/warnings/warnings-limit/warnings-limit.05.regexadm
index 49d65ff..28a9b78 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results_cbo/warnings/warnings-limit/warnings-limit.05.regexadm
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results_cbo/warnings/warnings-limit/warnings-limit.05.regexadm
@@ -3,21 +3,7 @@
 \s*\Q"signature": {\E
 \s*\Q"*": "*"\E
 \s*\Q},\E
-\s*\Q"results": [ { "F1": { "a": 1 }, "F2": false }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": null }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": false }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": null }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": false }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": null }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": null }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": null }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": null }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": null }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": false }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": null }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": null }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": null }\E
-\s*\Q]\E
+\s*\Q"results": [ {"F1":{"a":1},"F2":false},{"F1":{"a":1},"F2":null},{"F1":{"a":1},"F2":false},{"F1":{"a":1},"F2":null},{"F1":{"a":1},"F2":false},{"F1":{"a":1},"F2":null},{"F1":{"a":1},"F2":null},{"F1":{"a":1},"F2":null},{"F1":{"a":1},"F2":null},{"F1":{"a":1},"F2":null},{"F1":{"a":1},"F2":false},{"F1":{"a":1},"F2":null},{"F1":{"a":1},"F2":null},{"F1":{"a":1},"F2":null} ]\E
 \s*\Q,\E
 \s*\Q"plans":{},\E
 \s*\Q"status": "success",\E
@@ -33,4 +19,4 @@
 \s*\Q"bufferCachePageReadCount": \E[0-9]+\Q,\E
 \s*\Q"warningCount": 11\E
 \s*\Q}\E
-\s*\Q}\E\s*
\ No newline at end of file
+\s*\Q}\E\s*
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results_cbo/warnings/warnings-limit/warnings-limit.07.regexadm b/asterixdb/asterix-app/src/test/resources/runtimets/results_cbo/warnings/warnings-limit/warnings-limit.07.regexadm
index 49d65ff..28a9b78 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results_cbo/warnings/warnings-limit/warnings-limit.07.regexadm
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results_cbo/warnings/warnings-limit/warnings-limit.07.regexadm
@@ -3,21 +3,7 @@
 \s*\Q"signature": {\E
 \s*\Q"*": "*"\E
 \s*\Q},\E
-\s*\Q"results": [ { "F1": { "a": 1 }, "F2": false }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": null }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": false }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": null }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": false }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": null }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": null }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": null }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": null }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": null }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": false }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": null }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": null }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": null }\E
-\s*\Q]\E
+\s*\Q"results": [ {"F1":{"a":1},"F2":false},{"F1":{"a":1},"F2":null},{"F1":{"a":1},"F2":false},{"F1":{"a":1},"F2":null},{"F1":{"a":1},"F2":false},{"F1":{"a":1},"F2":null},{"F1":{"a":1},"F2":null},{"F1":{"a":1},"F2":null},{"F1":{"a":1},"F2":null},{"F1":{"a":1},"F2":null},{"F1":{"a":1},"F2":false},{"F1":{"a":1},"F2":null},{"F1":{"a":1},"F2":null},{"F1":{"a":1},"F2":null} ]\E
 \s*\Q,\E
 \s*\Q"plans":{},\E
 \s*\Q"status": "success",\E
@@ -33,4 +19,4 @@
 \s*\Q"bufferCachePageReadCount": \E[0-9]+\Q,\E
 \s*\Q"warningCount": 11\E
 \s*\Q}\E
-\s*\Q}\E\s*
\ No newline at end of file
+\s*\Q}\E\s*
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results_cbo/warnings/warnings-limit/warnings-limit.08.regexadm b/asterixdb/asterix-app/src/test/resources/runtimets/results_cbo/warnings/warnings-limit/warnings-limit.08.regexadm
index 0717e21..69842df 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results_cbo/warnings/warnings-limit/warnings-limit.08.regexadm
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results_cbo/warnings/warnings-limit/warnings-limit.08.regexadm
@@ -3,21 +3,7 @@
 \s*\Q"signature": {\E
 \s*\Q"*": "*"\E
 \s*\Q},\E
-\s*\Q"results": [ { "F1": { "a": 1 }, "F2": false }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": null }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": false }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": null }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": false }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": null }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": null }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": null }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": null }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": null }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": false }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": null }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": null }\E
-\s*\Q, { "F1": { "a": 1 }, "F2": null }\E
-\s*\Q]\E
+\s*\Q"results": [ {"F1":{"a":1},"F2":false},{"F1":{"a":1},"F2":null},{"F1":{"a":1},"F2":false},{"F1":{"a":1},"F2":null},{"F1":{"a":1},"F2":false},{"F1":{"a":1},"F2":null},{"F1":{"a":1},"F2":null},{"F1":{"a":1},"F2":null},{"F1":{"a":1},"F2":null},{"F1":{"a":1},"F2":null},{"F1":{"a":1},"F2":false},{"F1":{"a":1},"F2":null},{"F1":{"a":1},"F2":null},{"F1":{"a":1},"F2":null} ]\E
 \s*\Q,\E
 \s*\Q"plans":{},\E
 \s*\Q"warnings": [{\E\s*
@@ -40,4 +26,4 @@
 \s*\Q"bufferCachePageReadCount": \E[0-9]+\Q,\E
 \s*\Q"warningCount": 12\E
 \s*\Q}\E
-\s*\Q}\E\s*
\ No newline at end of file
+\s*\Q}\E\s*