From 796f2ab6ae9e37359f6b357a36dba1f8d925b22e Mon Sep 17 00:00:00 2001
From: Constantin Michael <constantin@codesynthesis.com>
Date: Thu, 27 Oct 2011 12:15:45 +0200
Subject: Comment Oracle boolean literal emulation

---
 odb/oracle/query.cxx | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/odb/oracle/query.cxx b/odb/oracle/query.cxx
index 4a6642b..60c83d8 100644
--- a/odb/oracle/query.cxx
+++ b/odb/oracle/query.cxx
@@ -289,6 +289,10 @@ namespace odb
             if (last != ' ' && last != '(')
               r += ' ';
 
+            // Oracle does not have TRUE and FALSE boolean literals (these
+            // are available in PL/SQL). Boolean values seem to only be
+            // created as the result of boolean expressions.
+            //
             r += i->bool_part ? "1 = 1" : "1 = 0";
             break;
           }
-- 
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