diff --git a/src/glue/jobs/json_to_parquet.py b/src/glue/jobs/json_to_parquet.py
index 33549ea3..d61c86fd 100644
--- a/src/glue/jobs/json_to_parquet.py
+++ b/src/glue/jobs/json_to_parquet.py
@@ -37,42 +37,42 @@
     "enrolledparticipants": ["ParticipantIdentifier"],
     "fitbitprofiles": ["ParticipantIdentifier", "ModifiedDate"],
     "fitbitdevices": ["ParticipantIdentifier", "Date"],
-    "fitbitactivitylogs": ["LogId"],
+    "fitbitactivitylogs": ["ParticipantIdentifier", "LogId"],
     "fitbitdailydata": ["ParticipantIdentifier", "Date"],
-    "fitbitecg": ["FitbitEcgKey"],
+    "fitbitecg": ["ParticipantIdentifier", "FitbitEcgKey"],
     "fitbitintradaycombined": ["ParticipantIdentifier", "Type", "DateTime"],
     "fitbitrestingheartrates": ["ParticipantIdentifier", "Date"],
-    "fitbitsleeplogs": ["LogId"],
-    "healthkitv2characteristics": ["HealthKitCharacteristicKey"],
-    "healthkitv2samples": ["HealthKitSampleKey"],
-    "healthkitv2heartbeat": ["HealthKitHeartbeatSampleKey"],
-    "healthkitv2statistics": ["HealthKitStatisticKey"],
-    "healthkitv2clinicalrecords": ["HealthKitClinicalRecordKey"],
-    "healthkitv2electrocardiogram": ["HealthKitECGSampleKey"],
-    "healthkitv2workouts": ["HealthKitWorkoutKey"],
-    "healthkitv2activitysummaries": ["HealthKitActivitySummaryKey"],
-    "garminactivitydetailssummary": ["ParticipantID", "SummaryId"],
-    "garminactivitysummary": ["ParticipantID", "SummaryId"],
-    "garminbloodpressuresummary": ["ParticipantID", "SummaryId"],
-    "garmindailysummary": ["ParticipantID", "StartTimeInSeconds"],
-    "garminepochsummary": ["ParticipantID", "SummaryId"],
-    "garminhealthsnapshotsummary": ["ParticipantID", "StartTimeInSeconds"],
-    "garminhrvsummary": ["ParticipantID", "StartTimeInSeconds"],
-    "garminmanuallyupdatedactivitysummary": ["ParticipantID", "SummaryId"],
-    "garminmoveiqactivitysummary": ["ParticipantID", "SummaryId"],
-    "garminpulseoxsummary": ["ParticipantID", "SummaryId"],
-    "garminrespirationsummary": ["ParticipantID", "SummaryId"],
+    "fitbitsleeplogs": ["ParticipantIdentifier", "LogId"],
+    "healthkitv2characteristics": ["ParticipantIdentifier", "HealthKitCharacteristicKey"],
+    "healthkitv2samples": ["ParticipantIdentifier", "HealthKitSampleKey"],
+    "healthkitv2heartbeat": ["ParticipantIdentifier", "HealthKitHeartbeatSampleKey"],
+    "healthkitv2statistics": ["ParticipantIdentifier", "HealthKitStatisticKey"],
+    "healthkitv2clinicalrecords": ["ParticipantIdentifier", "HealthKitClinicalRecordKey"],
+    "healthkitv2electrocardiogram": ["ParticipantIdentifier", "HealthKitECGSampleKey"],
+    "healthkitv2workouts": ["ParticipantIdentifier", "HealthKitWorkoutKey"],
+    "healthkitv2activitysummaries": ["ParticipantIdentifier", "HealthKitActivitySummaryKey"],
+    "garminactivitydetailssummary": ["ParticipantIdentifier", "SummaryId"],
+    "garminactivitysummary": ["ParticipantIdentifier", "SummaryId"],
+    "garminbloodpressuresummary": ["ParticipantIdentifier", "SummaryId"],
+    "garmindailysummary": ["ParticipantIdentifier", "StartTimeInSeconds"],
+    "garminepochsummary": ["ParticipantIdentifier", "SummaryId"],
+    "garminhealthsnapshotsummary": ["ParticipantIdentifier", "StartTimeInSeconds"],
+    "garminhrvsummary": ["ParticipantIdentifier", "StartTimeInSeconds"],
+    "garminmanuallyupdatedactivitysummary": ["ParticipantIdentifier", "SummaryId"],
+    "garminmoveiqactivitysummary": ["ParticipantIdentifier", "SummaryId"],
+    "garminpulseoxsummary": ["ParticipantIdentifier", "SummaryId"],
+    "garminrespirationsummary": ["ParticipantIdentifier", "SummaryId"],
     "garminsleepsummary": [
-        "ParticipantID",
+        "ParticipantIdentifier",
         "StartTimeInSeconds",
         "DurationInSeconds",
         "Validation",
     ],
-    "garminstressdetailsummary": ["ParticipantID", "StartTimeInSeconds"],
-    "garminthirdpartydailysummary": ["ParticipantID", "StartTimeInSeconds"],
-    "garminusermetricssummary": ["ParticipantID", "CalenderDate"],
-    "googlefitsamples": ["GoogleFitSampleKey"],
-    "symptomlog": ["DataPointKey"],
+    "garminstressdetailsummary": ["ParticipantIdentifier", "StartTimeInSeconds"],
+    "garminthirdpartydailysummary": ["ParticipantIdentifier", "StartTimeInSeconds"],
+    "garminusermetricssummary": ["ParticipantIdentifier", "CalenderDate"],
+    "googlefitsamples": ["ParticipantIdentifier", "GoogleFitSampleKey"],
+    "symptomlog": ["ParticipantIdentifier", "DataPointKey"],
 }
 
 
@@ -533,11 +533,14 @@ def add_index_to_table(
     """Add partition and index fields to a DynamicFrame.
 
     A DynamicFrame containing the top-level fields already includes the index
-    fields, but DynamicFrame's which were flattened as a result of the
-    DynamicFrame.relationalize operation need to inherit the index and partition
-    fields from their parent. In order for this function to execute successfully,
-    the table's parent must already have the index fields and be included in
-    `processed_tables`.
+    fields -- `ParticipantIdentifier` and a primary key which is particular to
+    each data type (see global var `INDEX_FIELD_MAP`) -- but DynamicFrame's which
+    were flattened as a result of the DynamicFrame.relationalize operation need
+    to inherit the index and partition fields from their parent. We also propagate
+    the `ParticipantID` field where present, although this field is not included
+    in the SymptomLog data type. In order for this function to execute
+    successfully, the table's parent must already have the index fields and be
+    included in `processed_tables`.
 
     In addition to adding the index fields, this function formats the names
     of the (non-index) fields which were manipulated by the call to
@@ -582,12 +585,11 @@ def add_index_to_table(
         else:
             selectable_original_field_name = original_field_name
         logger.info(f"Adding index to {original_field_name}")
-        parent_index = parent_table.select(
-            (
-                [selectable_original_field_name, "cohort"]
-                + INDEX_FIELD_MAP[table_data_type]
-            )
-        ).distinct()
+        index_fields = INDEX_FIELD_MAP[table_data_type]
+        additional_fields = [selectable_original_field_name, "cohort"]
+        if "ParticipantID" in parent_table.columns:
+            additional_fields.append("ParticipantID")
+        parent_index = parent_table.select(index_fields + additional_fields).distinct()
         this_index = parent_index.withColumnRenamed(original_field_name, "id")
         df_with_index = this_table.join(this_index, on="id", how="inner")
         # remove prefix from field names
diff --git a/src/glue/resources/table_columns.yaml b/src/glue/resources/table_columns.yaml
index 4d442763..91e4d5ae 100644
--- a/src/glue/resources/table_columns.yaml
+++ b/src/glue/resources/table_columns.yaml
@@ -330,6 +330,10 @@ tables:
         Type: string
       - Name: FirmwareVersion
         Type: string
+      - Name: export_start_date
+        Type: string
+      - Name: export_end_date
+        Type: string
     partition_keys:
       - Name: cohort
         Type: string