From 1d67f1649484b820025488ef23a14680e7ca6766 Mon Sep 17 00:00:00 2001
From: Sai Boorlagadda <sai.boorlagadda@gmail.com>
Date: Fri, 19 Jan 2018 09:50:40 -0800
Subject: [PATCH] Added a way to retrieve returned UIDs from a mutation

---
 examples/simple/index-pre-v7.6.js | 7 +++++--
 examples/simple/index.js          | 5 +++--
 2 files changed, 8 insertions(+), 4 deletions(-)

diff --git a/examples/simple/index-pre-v7.6.js b/examples/simple/index-pre-v7.6.js
index 5eb5f06..4110b56 100644
--- a/examples/simple/index-pre-v7.6.js
+++ b/examples/simple/index-pre-v7.6.js
@@ -71,9 +71,12 @@ function createData(dgraphClient) {
     // Run mutation.
     const mu = new dgraph.Mutation();
     mu.setSetJson(serialized);
-    return txn.mutate(mu).then(() => {
+    return txn.mutate(mu).then((assigned) => {
         // Commit transaction.
-        return txn.commit();
+        txn.commit();
+        console.log("Mutation is successful and here are the generated UIDs......");
+        assigned.getUidsMap().forEach((value, key) => console.log("UID for key: " + key + ", value: " + value));
+        return;
     }).catch((e) => {
         err = e;
     }).then(() => {
diff --git a/examples/simple/index.js b/examples/simple/index.js
index 4fed71d..609410d 100644
--- a/examples/simple/index.js
+++ b/examples/simple/index.js
@@ -70,8 +70,9 @@ async function createData(dgraphClient) {
         // Run mutation.
         const mu = new dgraph.Mutation();
         mu.setSetJson(serialized);
-        await txn.mutate(mu);
-
+        let assigned = await txn.mutate(mu);
+        console.log("Mutation is successful and here are the generated UIDs......");
+        assigned.getUidsMap().forEach((value, key) => console.log("UID for key: " + key + ", value: " + value));
         // Commit transaction.
         await txn.commit();
     } finally {