diff --git a/data/api/v2/full_spec.yaml b/data/api/v2/full_spec.yaml
index d745676458d79..d85b2c90dc85b 100644
--- a/data/api/v2/full_spec.yaml
+++ b/data/api/v2/full_spec.yaml
@@ -51430,6 +51430,7 @@ components:
       - $ref: '#/components/schemas/TableResultV2DataAttributesFileMetadataCloudStorage'
       - $ref: '#/components/schemas/TableResultV2DataAttributesFileMetadataLocalFile'
     TableResultV2DataAttributesFileMetadataCloudStorage:
+      additionalProperties: false
       description: File metadata for reference tables created by cloud storage.
       properties:
         access_details:
@@ -51476,6 +51477,7 @@ components:
       - OPERATION_ERROR
       - SYSTEM_ERROR
     TableResultV2DataAttributesFileMetadataLocalFile:
+      additionalProperties: false
       description: File metadata for reference tables created by upload. Note that
         upload_id is only returned in the immediate create/replace response and is
         not available in subsequent GET requests.
diff --git a/data/api/v2/full_spec_deref.json b/data/api/v2/full_spec_deref.json
index 7e2ea912fc95a..735f7f5438b88 100644
--- a/data/api/v2/full_spec_deref.json
+++ b/data/api/v2/full_spec_deref.json
@@ -358110,6 +358110,7 @@
                     "description": "Metadata specifying where and how to access the reference table's data file.",
                     "oneOf": [
                       {
+                        "additionalProperties": false,
                         "description": "File metadata for reference tables created by cloud storage.",
                         "properties": {
                           "access_details": {
@@ -358252,6 +358253,7 @@
                         "type": "object"
                       },
                       {
+                        "additionalProperties": false,
                         "description": "File metadata for reference tables created by upload. Note that upload_id is only returned in the immediate create/replace response and is not available in subsequent GET requests.",
                         "properties": {
                           "error_message": {
@@ -358526,6 +358528,7 @@
                       "description": "Metadata specifying where and how to access the reference table's data file.",
                       "oneOf": [
                         {
+                          "additionalProperties": false,
                           "description": "File metadata for reference tables created by cloud storage.",
                           "properties": {
                             "access_details": {
@@ -358668,6 +358671,7 @@
                           "type": "object"
                         },
                         {
+                          "additionalProperties": false,
                           "description": "File metadata for reference tables created by upload. Note that upload_id is only returned in the immediate create/replace response and is not available in subsequent GET requests.",
                           "properties": {
                             "error_message": {
@@ -358853,6 +358857,7 @@
                 "description": "Metadata specifying where and how to access the reference table's data file.",
                 "oneOf": [
                   {
+                    "additionalProperties": false,
                     "description": "File metadata for reference tables created by cloud storage.",
                     "properties": {
                       "access_details": {
@@ -358995,6 +359000,7 @@
                     "type": "object"
                   },
                   {
+                    "additionalProperties": false,
                     "description": "File metadata for reference tables created by upload. Note that upload_id is only returned in the immediate create/replace response and is not available in subsequent GET requests.",
                     "properties": {
                       "error_message": {
@@ -359168,6 +359174,7 @@
             "description": "Metadata specifying where and how to access the reference table's data file.",
             "oneOf": [
               {
+                "additionalProperties": false,
                 "description": "File metadata for reference tables created by cloud storage.",
                 "properties": {
                   "access_details": {
@@ -359310,6 +359317,7 @@
                 "type": "object"
               },
               {
+                "additionalProperties": false,
                 "description": "File metadata for reference tables created by upload. Note that upload_id is only returned in the immediate create/replace response and is not available in subsequent GET requests.",
                 "properties": {
                   "error_message": {
@@ -359448,6 +359456,7 @@
         "description": "Metadata specifying where and how to access the reference table's data file.",
         "oneOf": [
           {
+            "additionalProperties": false,
             "description": "File metadata for reference tables created by cloud storage.",
             "properties": {
               "access_details": {
@@ -359590,6 +359599,7 @@
             "type": "object"
           },
           {
+            "additionalProperties": false,
             "description": "File metadata for reference tables created by upload. Note that upload_id is only returned in the immediate create/replace response and is not available in subsequent GET requests.",
             "properties": {
               "error_message": {
@@ -359608,6 +359618,7 @@
         ]
       },
       "TableResultV2DataAttributesFileMetadataCloudStorage": {
+        "additionalProperties": false,
         "description": "File metadata for reference tables created by cloud storage.",
         "properties": {
           "access_details": {
@@ -359776,6 +359787,7 @@
         ]
       },
       "TableResultV2DataAttributesFileMetadataLocalFile": {
+        "additionalProperties": false,
         "description": "File metadata for reference tables created by upload. Note that upload_id is only returned in the immediate create/replace response and is not available in subsequent GET requests.",
         "properties": {
           "error_message": {
@@ -596968,6 +596980,7 @@
                                 "description": "Metadata specifying where and how to access the reference table's data file.",
                                 "oneOf": [
                                   {
+                                    "additionalProperties": false,
                                     "description": "File metadata for reference tables created by cloud storage.",
                                     "properties": {
                                       "access_details": {
@@ -597110,6 +597123,7 @@
                                     "type": "object"
                                   },
                                   {
+                                    "additionalProperties": false,
                                     "description": "File metadata for reference tables created by upload. Note that upload_id is only returned in the immediate create/replace response and is not available in subsequent GET requests.",
                                     "properties": {
                                       "error_message": {
@@ -597748,6 +597762,7 @@
                               "description": "Metadata specifying where and how to access the reference table's data file.",
                               "oneOf": [
                                 {
+                                  "additionalProperties": false,
                                   "description": "File metadata for reference tables created by cloud storage.",
                                   "properties": {
                                     "access_details": {
@@ -597890,6 +597905,7 @@
                                   "type": "object"
                                 },
                                 {
+                                  "additionalProperties": false,
                                   "description": "File metadata for reference tables created by upload. Note that upload_id is only returned in the immediate create/replace response and is not available in subsequent GET requests.",
                                   "properties": {
                                     "error_message": {
@@ -598360,6 +598376,7 @@
                               "description": "Metadata specifying where and how to access the reference table's data file.",
                               "oneOf": [
                                 {
+                                  "additionalProperties": false,
                                   "description": "File metadata for reference tables created by cloud storage.",
                                   "properties": {
                                     "access_details": {
@@ -598502,6 +598519,7 @@
                                   "type": "object"
                                 },
                                 {
+                                  "additionalProperties": false,
                                   "description": "File metadata for reference tables created by upload. Note that upload_id is only returned in the immediate create/replace response and is not available in subsequent GET requests.",
                                   "properties": {
                                     "error_message": {
diff --git a/static/resources/json/full_spec_v2.json b/static/resources/json/full_spec_v2.json
index 7e2ea912fc95a..735f7f5438b88 100644
--- a/static/resources/json/full_spec_v2.json
+++ b/static/resources/json/full_spec_v2.json
@@ -358110,6 +358110,7 @@
                     "description": "Metadata specifying where and how to access the reference table's data file.",
                     "oneOf": [
                       {
+                        "additionalProperties": false,
                         "description": "File metadata for reference tables created by cloud storage.",
                         "properties": {
                           "access_details": {
@@ -358252,6 +358253,7 @@
                         "type": "object"
                       },
                       {
+                        "additionalProperties": false,
                         "description": "File metadata for reference tables created by upload. Note that upload_id is only returned in the immediate create/replace response and is not available in subsequent GET requests.",
                         "properties": {
                           "error_message": {
@@ -358526,6 +358528,7 @@
                       "description": "Metadata specifying where and how to access the reference table's data file.",
                       "oneOf": [
                         {
+                          "additionalProperties": false,
                           "description": "File metadata for reference tables created by cloud storage.",
                           "properties": {
                             "access_details": {
@@ -358668,6 +358671,7 @@
                           "type": "object"
                         },
                         {
+                          "additionalProperties": false,
                           "description": "File metadata for reference tables created by upload. Note that upload_id is only returned in the immediate create/replace response and is not available in subsequent GET requests.",
                           "properties": {
                             "error_message": {
@@ -358853,6 +358857,7 @@
                 "description": "Metadata specifying where and how to access the reference table's data file.",
                 "oneOf": [
                   {
+                    "additionalProperties": false,
                     "description": "File metadata for reference tables created by cloud storage.",
                     "properties": {
                       "access_details": {
@@ -358995,6 +359000,7 @@
                     "type": "object"
                   },
                   {
+                    "additionalProperties": false,
                     "description": "File metadata for reference tables created by upload. Note that upload_id is only returned in the immediate create/replace response and is not available in subsequent GET requests.",
                     "properties": {
                       "error_message": {
@@ -359168,6 +359174,7 @@
             "description": "Metadata specifying where and how to access the reference table's data file.",
             "oneOf": [
               {
+                "additionalProperties": false,
                 "description": "File metadata for reference tables created by cloud storage.",
                 "properties": {
                   "access_details": {
@@ -359310,6 +359317,7 @@
                 "type": "object"
               },
               {
+                "additionalProperties": false,
                 "description": "File metadata for reference tables created by upload. Note that upload_id is only returned in the immediate create/replace response and is not available in subsequent GET requests.",
                 "properties": {
                   "error_message": {
@@ -359448,6 +359456,7 @@
         "description": "Metadata specifying where and how to access the reference table's data file.",
         "oneOf": [
           {
+            "additionalProperties": false,
             "description": "File metadata for reference tables created by cloud storage.",
             "properties": {
               "access_details": {
@@ -359590,6 +359599,7 @@
             "type": "object"
           },
           {
+            "additionalProperties": false,
             "description": "File metadata for reference tables created by upload. Note that upload_id is only returned in the immediate create/replace response and is not available in subsequent GET requests.",
             "properties": {
               "error_message": {
@@ -359608,6 +359618,7 @@
         ]
       },
       "TableResultV2DataAttributesFileMetadataCloudStorage": {
+        "additionalProperties": false,
         "description": "File metadata for reference tables created by cloud storage.",
         "properties": {
           "access_details": {
@@ -359776,6 +359787,7 @@
         ]
       },
       "TableResultV2DataAttributesFileMetadataLocalFile": {
+        "additionalProperties": false,
         "description": "File metadata for reference tables created by upload. Note that upload_id is only returned in the immediate create/replace response and is not available in subsequent GET requests.",
         "properties": {
           "error_message": {
@@ -596968,6 +596980,7 @@
                                 "description": "Metadata specifying where and how to access the reference table's data file.",
                                 "oneOf": [
                                   {
+                                    "additionalProperties": false,
                                     "description": "File metadata for reference tables created by cloud storage.",
                                     "properties": {
                                       "access_details": {
@@ -597110,6 +597123,7 @@
                                     "type": "object"
                                   },
                                   {
+                                    "additionalProperties": false,
                                     "description": "File metadata for reference tables created by upload. Note that upload_id is only returned in the immediate create/replace response and is not available in subsequent GET requests.",
                                     "properties": {
                                       "error_message": {
@@ -597748,6 +597762,7 @@
                               "description": "Metadata specifying where and how to access the reference table's data file.",
                               "oneOf": [
                                 {
+                                  "additionalProperties": false,
                                   "description": "File metadata for reference tables created by cloud storage.",
                                   "properties": {
                                     "access_details": {
@@ -597890,6 +597905,7 @@
                                   "type": "object"
                                 },
                                 {
+                                  "additionalProperties": false,
                                   "description": "File metadata for reference tables created by upload. Note that upload_id is only returned in the immediate create/replace response and is not available in subsequent GET requests.",
                                   "properties": {
                                     "error_message": {
@@ -598360,6 +598376,7 @@
                               "description": "Metadata specifying where and how to access the reference table's data file.",
                               "oneOf": [
                                 {
+                                  "additionalProperties": false,
                                   "description": "File metadata for reference tables created by cloud storage.",
                                   "properties": {
                                     "access_details": {
@@ -598502,6 +598519,7 @@
                                   "type": "object"
                                 },
                                 {
+                                  "additionalProperties": false,
                                   "description": "File metadata for reference tables created by upload. Note that upload_id is only returned in the immediate create/replace response and is not available in subsequent GET requests.",
                                   "properties": {
                                     "error_message": {