fix

Author: Zoran Cvetkov

graph/src/components/store/entity_cache.rs

@@ -453,6 +453,7 @@ impl EntityCache {
         for (key, update) in self.updates {
             use EntityModification::*;
 
+            let is_poi = key.entity_type.is_poi();
             let current = self.current.remove(&key).and_then(|entity| entity);
             let modification = match (current, update) {
                 // Entity was created
@@ -461,7 +462,7 @@ impl EntityCache {
                     updates.remove_null_fields();
                     let data = Arc::new(updates);
                     self.current.insert(key.clone(), Some(data.cheap_clone()));
-                    let vid = data.vid();
+                    let vid = if is_poi { 0 } else { data.vid() };
                     Some(Insert {
                         key,
                         data,
@@ -478,7 +479,7 @@ impl EntityCache {
                     let data = Arc::new(data);
                     self.current.insert(key.clone(), Some(data.cheap_clone()));
                     if current != data {
-                        let vid = data.vid();
+                        let vid = if is_poi { 0 } else { data.vid() };
                         Some(Overwrite {
                             key,
                             data,
@@ -495,7 +496,7 @@ impl EntityCache {
                     let data = Arc::new(data);
                     self.current.insert(key.clone(), Some(data.clone()));
                     if current != data {
-                        let vid = data.vid();
+                        let vid = if is_poi { 0 } else { data.vid() };
                         Some(Overwrite {
                             key,
                             data,

graph/src/schema/input/mod.rs

@@ -1488,6 +1488,7 @@ impl InputSchema {
     }
 
     pub fn has_field_with_name(&self, entity_type: &EntityType, field: &str) -> bool {
+        // TODO: check if it is needed
         if field == VID {
             return true;
         }