diff --git a/docs/DataProviders.md b/docs/DataProviders.md
index 9ea6cc13e2c..c195d61229e 100644
--- a/docs/DataProviders.md
+++ b/docs/DataProviders.md
@@ -467,8 +467,8 @@ Request Type         | Response format
 `CREATE`             | `{ data: {Record} }`
 `UPDATE`             | `{ data: {Record} }`
 `UPDATE_MANY`        | `{ data: {mixed[]} }` The ids which have been updated
-`DELETE`             | `{ data: {Record} }`
-`DELETE_MANY`        | `{ data: {mixed[]} }` The ids which have been deleted
+`DELETE`             | `{ data: {Record|null} }` The record that has been deleted (optional)
+`DELETE_MANY`        | `{ data: {mixed[]} }` The ids of the deleted records (optional)
 `GET_MANY`           | `{ data: {Record[]} }`
 `GET_MANY_REFERENCE` | `{ data: {Record[]}, total: {int} }`
 
@@ -678,6 +678,8 @@ export default (type, resource, params) => {
                     };
                 case CREATE:
                     return { data: { ...params.data, id: json.id } };
+                case DELETE_MANY:
+                    return { data: json || [] };
                 default:
                     return { data: json };
             }
diff --git a/packages/ra-core/src/dataFetchActions.ts b/packages/ra-core/src/dataFetchActions.ts
index dee3bafb89b..d2d16da8270 100644
--- a/packages/ra-core/src/dataFetchActions.ts
+++ b/packages/ra-core/src/dataFetchActions.ts
@@ -8,7 +8,7 @@ export const UPDATE_MANY = 'UPDATE_MANY';
 export const DELETE = 'DELETE';
 export const DELETE_MANY = 'DELETE_MANY';
 
-export const fetchActionsWithRecordResponse = [GET_ONE, CREATE, UPDATE, DELETE];
+export const fetchActionsWithRecordResponse = [GET_ONE, CREATE, UPDATE];
 export const fetchActionsWithArrayOfIdentifiedRecordsResponse = [
     GET_LIST,
     GET_MANY,
diff --git a/packages/ra-core/src/sideEffect/fetch.ts b/packages/ra-core/src/sideEffect/fetch.ts
index aaa9a2d1e6d..a10d89801ee 100644
--- a/packages/ra-core/src/sideEffect/fetch.ts
+++ b/packages/ra-core/src/sideEffect/fetch.ts
@@ -44,10 +44,10 @@ function validateResponseFormat(
         fetchActionsWithArrayOfIdentifiedRecordsResponse.includes(type) &&
         Array.isArray(response.data) &&
         response.data.length > 0 &&
-        !response.data[0].hasOwnProperty('id')
+        response.data.some(d => !d.hasOwnProperty('id'))
     ) {
         logger(
-            `The response to '${type}' must be like { data : [{ id: 123, ...}, ...] }, but the received data items do not have an 'id' key. The dataProvider is probably wrong for '${type}'`
+            `The response to '${type}' must be like { data : [{ id: 123, ...}, ...] }, but at least one received data item do not have an 'id' key. The dataProvider is probably wrong for '${type}'`
         );
         throw new Error('ra.notification.data_provider_error');
     }
diff --git a/packages/ra-data-json-server/src/index.js b/packages/ra-data-json-server/src/index.js
index 87fae364adb..b455049ed6d 100644
--- a/packages/ra-data-json-server/src/index.js
+++ b/packages/ra-data-json-server/src/index.js
@@ -121,6 +121,8 @@ export default (apiUrl, httpClient = fetchUtils.fetchJson) => {
                 };
             case CREATE:
                 return { data: { ...params.data, id: json.id } };
+            case DELETE_MANY:
+                return { data: json || [] };
             default:
                 return { data: json };
         }
diff --git a/packages/ra-data-simple-rest/src/index.js b/packages/ra-data-simple-rest/src/index.js
index b4720e3712c..eeeb349aa68 100644
--- a/packages/ra-data-simple-rest/src/index.js
+++ b/packages/ra-data-simple-rest/src/index.js
@@ -126,6 +126,9 @@ export default (apiUrl, httpClient = fetchUtils.fetchJson) => {
                 };
             case CREATE:
                 return { data: { ...params.data, id: json.id } };
+            case DELETE_MANY: {
+                return { data: json || [] };
+            }
             default:
                 return { data: json };
         }