From d15b97339e44879858692fba8bf1a8fb03380e6c Mon Sep 17 00:00:00 2001
From: Sneha Shah <snehashah@snehashah-macbookpro.roam.corp.google.com>
Date: Wed, 31 Oct 2018 11:18:06 -0700
Subject: [PATCH] Fix: writeAtLeastOnce should use a ReadWriteSession

---
 .../main/java/com/google/cloud/spanner/DatabaseClientImpl.java  | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/google-cloud-clients/google-cloud-spanner/src/main/java/com/google/cloud/spanner/DatabaseClientImpl.java b/google-cloud-clients/google-cloud-spanner/src/main/java/com/google/cloud/spanner/DatabaseClientImpl.java
index 46a90afac120..95d0d6207cc3 100644
--- a/google-cloud-clients/google-cloud-spanner/src/main/java/com/google/cloud/spanner/DatabaseClientImpl.java
+++ b/google-cloud-clients/google-cloud-spanner/src/main/java/com/google/cloud/spanner/DatabaseClientImpl.java
@@ -58,7 +58,7 @@ public Timestamp write(Iterable<Mutation> mutations) throws SpannerException {
   public Timestamp writeAtLeastOnce(Iterable<Mutation> mutations) throws SpannerException {
     Span span = tracer.spanBuilder(READ_WRITE_TRANSACTION).startSpan();
     try (Scope s = tracer.withSpan(span)) {
-      return pool.getReadSession().writeAtLeastOnce(mutations);
+      return pool.getReadWriteSession().writeAtLeastOnce(mutations);
     } catch (RuntimeException e) {
       TraceUtil.endSpanWithFailure(span, e);
       throw e;