diff --git a/asterix-app/data/temporal/temporalData.json b/asterix-app/data/temporal/temporalData.json
index ae100f7..b866a51 100644
--- a/asterix-app/data/temporal/temporalData.json
+++ b/asterix-app/data/temporal/temporalData.json
@@ -1,2 +1,3 @@
-{"id": "001", "dateField": -2012-12-12, "dateFieldPlus": 0990-01-01, "timeField": 23:49:12.39Z, "timeFieldPlus": 03:23:12.2, "datetimeField": 2012-12-12T00:00:00.001, "datetimeFieldPlus": -00130810T221015398, "durationField": P20Y19DT3H74M23.34S, "durationFieldPlus": -P2MT4M300.68S}
-{"id": "002", "datetimeField": 19201220T232918478 }
\ No newline at end of file
+{"id": "001", "dateField": -2012-12-12, "dateFieldPlus": 0990-01-01, "timeField": 23:49:12.39Z, "timeFieldPlus": 03:23:12.2, "datetimeField": 2012-12-12T00:00:00.001, "datetimeFieldPlus": -00130810T221015398, "durationField": P20Y19DT3H74M23.34S, "durationFieldPlus": -P2MT4M300.68S, "intervalField": I(2012-12-12T00:00:00.001,20130810T221015398) }
+{"id": "002", "datetimeField": 19201220T232918478 }
+{"id": "003", "intervalPlus": I(19:23:32.328Z,23:20:20) }
\ No newline at end of file
diff --git a/asterix-app/src/test/resources/runtimets/queries/temp/insert_from_ext_ds.aql b/asterix-app/src/test/resources/runtimets/queries/temp/insert_from_ext_ds.aql
index c816047..5813696 100644
--- a/asterix-app/src/test/resources/runtimets/queries/temp/insert_from_ext_ds.aql
+++ b/asterix-app/src/test/resources/runtimets/queries/temp/insert_from_ext_ds.aql
@@ -13,7 +13,8 @@
   dateField: date?,
   timeField: time?,
   datetimeField: datetime?,
-  durationField: duration?
+  durationField: duration?,
+  intervalField: interval?
 }
 
 write output to nc1:"rttest/temp_insert_from_ext_ds.adm";
@@ -23,4 +24,4 @@
 (("path"="nc1://data/temporal/temporalData.json"),("format"="adm"));
 
 for $r in dataset("testds") 
-return {"date": $r.dateField, "time": $r.timeField, "datetime": $r.datetimeField, "duration": $r.durationField}
\ No newline at end of file
+return {"date": $r.dateField, "time": $r.timeField, "datetime": $r.datetimeField, "duration": $r.durationField, "interval": $r.intervalField }
\ No newline at end of file
diff --git a/asterix-app/src/test/resources/runtimets/results/temp/insert_from_ext_ds.adm b/asterix-app/src/test/resources/runtimets/results/temp/insert_from_ext_ds.adm
index 00bfc1b..afe2ccc 100644
--- a/asterix-app/src/test/resources/runtimets/results/temp/insert_from_ext_ds.adm
+++ b/asterix-app/src/test/resources/runtimets/results/temp/insert_from_ext_ds.adm
@@ -1,2 +1,3 @@
-{ "date": date("-2012-12-12"), "time": time("23:49:12.390Z"), "datetime": datetime("2012-12-12T00:00:00.001Z"), "duration": duration("P20Y19DT4H14M23.34S") }
-{ "date": null, "time": null, "datetime": datetime("1920-12-20T23:29:18.478Z"), "duration": null }
\ No newline at end of file
+{ "date": date("-2012-12-12"), "time": time("23:49:12.390Z"), "datetime": datetime("2012-12-12T00:00:00.001Z"), "duration": duration("P20Y19DT4H14M23.34S"), "interval": interval("datetime("2012-12-12T00:00:00.001Z"), datetime("2013-08-10T22:10:15.398Z")") }
+{ "date": null, "time": null, "datetime": datetime("1920-12-20T23:29:18.478Z"), "duration": null, "interval": null }
+{ "date": null, "time": null, "datetime": null, "duration": null, "interval": null }
\ No newline at end of file