Merge pull request #13752 from Budibase/BUDI-8279/prevent-changing-date-or-time-only-when-fetched

Prevent changing date or time only when fetched

packages/builder/src/components/backend/DataTable/modals/CreateEditColumn.svelte

@@ -604,6 +604,7 @@
         <DatePicker bind:value={editableColumn.constraints.datetime.latest} />
       </div>
     </div>
+    {#if !editableColumn.timeOnly}
       {#if datasource?.source !== SourceName.ORACLE && datasource?.source !== SourceName.SQL_SERVER && !editableColumn.dateOnly}
         <div>
           <div class="row">
@@ -625,6 +626,7 @@
         </div>
       {/if}
       <Toggle bind:value={editableColumn.dateOnly} text="Date only" />
+    {/if}
   {:else if editableColumn.type === FieldType.NUMBER && !editableColumn.autocolumn}
     <div class="split-label">
       <div class="label-length">

packages/server/src/sdk/app/tables/external/index.ts

@@ -73,6 +73,16 @@ function validate(table: Table, oldTable?: Table) {
         `Column "${key}" has subtype "${column.subtype}" - this is not supported.`
       )
     }
+
+    if (column.type === FieldType.DATETIME) {
+      const oldColumn = oldTable?.schema[key] as typeof column
+
+      if (oldColumn && column.timeOnly !== oldColumn.timeOnly) {
+        throw new Error(
+          `Column "${key}" can not change from time to datetime or viceversa.`
+        )
+      }
+    }
   }
 }