Allow calculation views to hide required fields.

packages/server/src/api/routes/tests/viewV2.spec.ts

@@ -1024,6 +1024,26 @@ describe.each([
             )
           })
 
+          it("can add a new group by field that is invisible, even if required on the table", async () => {
+            view.schema!.name = { visible: false }
+            await config.api.viewV2.update(view)
+
+            const { rows } = await config.api.row.search(view.id)
+            expect(rows).toHaveLength(2)
+            expect(rows).toEqual(
+              expect.arrayContaining([
+                {
+                  country: "USA",
+                  age: 65,
+                },
+                {
+                  country: "UK",
+                  age: 61,
+                },
+              ])
+            )
+          })
+
           it("can add a new calculation field", async () => {
             view.schema!.count = {
               visible: true,

packages/server/src/sdk/app/views/index.ts

@@ -178,7 +178,7 @@ function checkRequiredFields(
       continue
     }
 
-    if (!viewSchemaField?.visible) {
+    if (!helpers.views.isCalculationView(view) && !viewSchemaField?.visible) {
       throw new HTTPError(
         `You can't hide "${field.name}" because it is a required field.`,
         400
@@ -186,6 +186,7 @@ function checkRequiredFields(
     }
 
     if (
+      viewSchemaField &&
       helpers.views.isBasicViewField(viewSchemaField) &&
       viewSchemaField.readonly
     ) {