From ef2fe6389dcc7017089603a4390346fdd695e15d Mon Sep 17 00:00:00 2001
From: Damon Aw <daemonsy@gmail.com>
Date: Wed, 18 Jul 2018 11:52:33 -0400
Subject: [PATCH] Use #exec_insert when we don't want primary keys returned

---
 lib/bulk_insert/worker.rb | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/lib/bulk_insert/worker.rb b/lib/bulk_insert/worker.rb
index 34bb811..4550795 100644
--- a/lib/bulk_insert/worker.rb
+++ b/lib/bulk_insert/worker.rb
@@ -89,8 +89,11 @@ def save!
 
     def execute_query
       if query = compose_insert_query
-        result_set = @connection.exec_query(query)
-        @result_sets.push(result_set) if @return_primary_keys
+        if @return_primary_keys
+          @result_sets.push(@connection.exec_query(query))
+        else
+          @connection.exec_insert(query, 'SQL', [])
+        end
       end
     end