Quick fixes for UI, making sure relationships UI not displayed unless tables exist and fixing issue with through being sent up with one-to-many.

packages/builder/src/pages/builder/app/[application]/data/datasource/[selectedDatasource]/CreateEditRelationship/CreateEditRelationship.svelte

@@ -61,6 +61,10 @@
       fromRelationship.relationshipType === RelationshipTypes.MANY_TO_MANY
     // main is simply used to know this is the side the user configured it from
     const id = uuid()
+    if (!manyToMany) {
+      delete fromRelationship.through
+      delete toRelationship.through
+    }
     let relateFrom = {
       ...fromRelationship,
       type: "link",

packages/builder/src/pages/builder/app/[application]/data/datasource/[selectedDatasource]/index.svelte

@@ -198,7 +198,7 @@
             </div>
           {/each}
         </div>
-
+        {#if plusTables?.length !== 0}
           <Divider />
           <div class="query-header">
             <Heading size="S">Relationships</Heading>
@@ -210,6 +210,7 @@
           Tell budibase how your tables are related to get even more smart
           features.
           </Body>
+        {/if}
         <div class="query-list">
           {#each Object.values(relationships) as relationship}
             <div