From df0edafac9eb47cd971970a9e7b13a3eaddf214e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Rafael=20Mendon=C3=A7a=20Fran=C3=A7a?=
 <rafaelmfranca@gmail.com>
Date: Sat, 9 Nov 2013 17:50:11 -0200
Subject: Document the bind return

---
 .../lib/active_record/connection_adapters/postgresql/quoting.rb        | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'activerecord/lib/active_record/connection_adapters')

diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/quoting.rb b/activerecord/lib/active_record/connection_adapters/postgresql/quoting.rb
index 4ee9889dad..496f33376a 100644
--- a/activerecord/lib/active_record/connection_adapters/postgresql/quoting.rb
+++ b/activerecord/lib/active_record/connection_adapters/postgresql/quoting.rb
@@ -112,6 +112,9 @@ module ActiveRecord
             end
           when String
             if 'bytea' == column.sql_type
+              # Return a bind param hash with format as binary.
+              # See http://deveiate.org/code/pg/PGconn.html#method-i-exec_prepared-doc
+              # for more information
               { value: value, format: 1 }
             else
               super(value, column)
-- 
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