From a3e92641c7792573ff3075b3b3265377ec55a7a5 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Sun, 22 Jan 2012 14:59:20 +0200
Subject: Change default Oracle std::string mapping to 512 from 4000

---
 NEWS                              | 3 +++
 doc/manual.xhtml                  | 4 ++--
 odb/relational/oracle/context.cxx | 2 +-
 3 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/NEWS b/NEWS
index 60c74e4..c913eb6 100644
--- a/NEWS
+++ b/NEWS
@@ -12,6 +12,9 @@ Version 1.8.0
     Value Types" in the ODB manual as well as the 'composite' example in the
     odb-examples package.
 
+  * Default Oracle mapping for std::string has changed from VARCHAR2(4000)
+    to VARCHAR2(512).
+
 Version 1.7.0
 
   * Support for the Oracle database. The provided connection factories
diff --git a/doc/manual.xhtml b/doc/manual.xhtml
index f5bf6dc..3b4ea40 100644
--- a/doc/manual.xhtml
+++ b/doc/manual.xhtml
@@ -12550,7 +12550,7 @@ SHOW integer_datetimes
 
     <tr>
       <td><code>std::string</code></td>
-      <td><code>VARCHAR2(4000)</code></td>
+      <td><code>VARCHAR2(512)</code></td>
       <td><code>NULL</code></td>
     </tr>
   </table>
@@ -14936,7 +14936,7 @@ class Person
 
     <tr>
       <td><code>QString</code></td>
-      <td><code>VARCHAR2(4000)</code></td>
+      <td><code>VARCHAR2(512)</code></td>
       <td><code>NULL</code></td>
     </tr>
 
diff --git a/odb/relational/oracle/context.cxx b/odb/relational/oracle/context.cxx
index 26adfda..d3422c2 100644
--- a/odb/relational/oracle/context.cxx
+++ b/odb/relational/oracle/context.cxx
@@ -49,7 +49,7 @@ namespace relational
         {"float", "BINARY_FLOAT", 0},
         {"double", "BINARY_DOUBLE", 0},
 
-        {"::std::string", "VARCHAR2(4000)", 0},
+        {"::std::string", "VARCHAR2(512)", 0},
 
         {"::size_t", "NUMBER(20)", 0},
         {"::std::size_t", "NUMBER(20)", 0}
-- 
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