From 2df8b48dbbe57f64d414e7c3395f9d34b01271b0 Mon Sep 17 00:00:00 2001
From: Grzegorz Bizon <grzesiek.bizon@gmail.com>
Date: Sun, 22 May 2016 22:44:59 +0200
Subject: Add MySQL compatibility fix in migration helpers

---
 lib/gitlab/database/migration_helpers.rb | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lib/gitlab/database/migration_helpers.rb b/lib/gitlab/database/migration_helpers.rb
index 9b662d163f0..1fe6c1143d5 100644
--- a/lib/gitlab/database/migration_helpers.rb
+++ b/lib/gitlab/database/migration_helpers.rb
@@ -39,7 +39,8 @@ module Gitlab
       def update_column_in_batches(table, column, value)
         quoted_table = quote_table_name(table)
         quoted_column = quote_column_name(column)
-        quoted_value = quote(value)
+        # workaround for #17711
+        quoted_value = connection.quote(value)
         processed = 0
 
         total = exec_query("SELECT COUNT(*) AS count FROM #{quoted_table}").
-- 
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