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diff --git a/subversion/libsvn_fs_base/bdb/rev-table.h b/subversion/libsvn_fs_base/bdb/rev-table.h
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+++ b/subversion/libsvn_fs_base/bdb/rev-table.h
@@ -0,0 +1,85 @@
+/* rev-table.h : internal interface to revision table operations
+ *
+ * ====================================================================
+ *    Licensed to the Apache Software Foundation (ASF) under one
+ *    or more contributor license agreements.  See the NOTICE file
+ *    distributed with this work for additional information
+ *    regarding copyright ownership.  The ASF licenses this file
+ *    to you under the Apache License, Version 2.0 (the
+ *    "License"); you may not use this file except in compliance
+ *    with the License.  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *    Unless required by applicable law or agreed to in writing,
+ *    software distributed under the License is distributed on an
+ *    "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ *    KIND, either express or implied.  See the License for the
+ *    specific language governing permissions and limitations
+ *    under the License.
+ * ====================================================================
+ */
+
+#ifndef SVN_LIBSVN_FS_REV_TABLE_H
+#define SVN_LIBSVN_FS_REV_TABLE_H
+
+#define SVN_WANT_BDB
+#include "svn_private_config.h"
+
+#include "svn_fs.h"
+
+#include "../fs.h"
+#include "../trail.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
+
+/* Creating and opening the `revisions' table.  */
+
+/* Open a `revisions' table in ENV.  If CREATE is non-zero, create one
+   if it doesn't exist.  Set *REVS_P to the new table.  Return a
+   Berkeley DB error code.  */
+int svn_fs_bdb__open_revisions_table(DB **revisions_p,
+                                     DB_ENV *env,
+                                     svn_boolean_t create);
+
+
+
+/* Storing and retrieving filesystem revisions.  */
+
+
+/* Set *REVISION_P to point to the revision structure for the
+   filesystem revision REV in FS, as part of TRAIL.  Perform all
+   allocations in POOL.  */
+svn_error_t *svn_fs_bdb__get_rev(revision_t **revision_p,
+                                 svn_fs_t *fs,
+                                 svn_revnum_t rev,
+                                 trail_t *trail,
+                                 apr_pool_t *pool);
+
+/* Store REVISION in FS as revision *REV as part of TRAIL.  If *REV is
+   an invalid revision number, create a brand new revision and return
+   its revision number as *REV to the caller.  Do any necessary
+   temporary allocation in POOL.  */
+svn_error_t *svn_fs_bdb__put_rev(svn_revnum_t *rev,
+                                 svn_fs_t *fs,
+                                 const revision_t *revision,
+                                 trail_t *trail,
+                                 apr_pool_t *pool);
+
+
+/* Set *YOUNGEST_P to the youngest revision in filesystem FS,
+   as part of TRAIL.  Use POOL for all temporary allocation. */
+svn_error_t *svn_fs_bdb__youngest_rev(svn_revnum_t *youngest_p,
+                                      svn_fs_t *fs,
+                                      trail_t *trail,
+                                      apr_pool_t *pool);
+
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+#endif /* SVN_LIBSVN_FS_REV_TABLE_H */