From 55b36b8297ef9aac9e4ccc7b98f8649534ee0ac1 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Thu, 14 Aug 2014 09:37:06 +0200
Subject: Implement bulk database operation support for Oracle and SQL Server

---
 odb/relational/oracle/context.cxx |  1 +
 odb/relational/oracle/header.cxx  | 30 ++++++++++++++++++++++++++++++
 2 files changed, 31 insertions(+)

(limited to 'odb/relational/oracle')

diff --git a/odb/relational/oracle/context.cxx b/odb/relational/oracle/context.cxx
index 98cda52..be97796 100644
--- a/odb/relational/oracle/context.cxx
+++ b/odb/relational/oracle/context.cxx
@@ -85,6 +85,7 @@ namespace relational
       insert_send_auto_id = false;
       delay_freeing_statement_result = false;
       need_image_clone = true;
+      generate_bulk = true;
       global_index = true;
       global_fkey = true;
       data_->bind_vector_ = "oracle::bind*";
diff --git a/odb/relational/oracle/header.cxx b/odb/relational/oracle/header.cxx
index f87e8de..055ef7b 100644
--- a/odb/relational/oracle/header.cxx
+++ b/odb/relational/oracle/header.cxx
@@ -226,6 +226,36 @@ namespace relational
         member_image_type member_image_type_;
       };
       entry<image_member> image_member_;
+
+      struct class1: relational::class1
+      {
+        class1 (base const& x): base (x) {}
+
+        virtual void
+        object_public_extra_pre (type& c)
+        {
+          bool abst (abstract (c));
+
+          type* poly_root (polymorphic (c));
+          bool poly (poly_root != 0);
+          bool poly_derived (poly && poly_root != &c);
+
+          if (poly_derived || (abst && !poly))
+            return;
+
+          // Bulk operations batch size.
+          //
+          {
+            unsigned long long b (c.count ("bulk")
+                                  ? c.get<unsigned long long> ("bulk")
+                                  : 1);
+
+            os << "static const std::size_t batch = " << b << "UL;"
+               << endl;
+          }
+        }
+      };
+      entry<class1> class1_entry_;
     }
   }
 }
-- 
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