From cf46733632c7279a9fd0fe6ce26f9185a4ae82a9 Mon Sep 17 00:00:00 2001
From: Lorry Tar Creator <lorry-tar-importer@lorry>
Date: Sat, 5 Aug 2017 16:22:51 +0000
Subject: subversion-1.9.7

---
 subversion/libsvn_fs_x/rep-cache-db.sql | 70 +++++++++++++++++++++++++++++++++
 1 file changed, 70 insertions(+)
 create mode 100644 subversion/libsvn_fs_x/rep-cache-db.sql

(limited to 'subversion/libsvn_fs_x/rep-cache-db.sql')

diff --git a/subversion/libsvn_fs_x/rep-cache-db.sql b/subversion/libsvn_fs_x/rep-cache-db.sql
new file mode 100644
index 0000000..7ad402a
--- /dev/null
+++ b/subversion/libsvn_fs_x/rep-cache-db.sql
@@ -0,0 +1,70 @@
+/* rep-cache-db.sql -- schema for use in rep-caching
+ *   This is intended for use with SQLite 3
+ *
+ * ====================================================================
+ *    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.
+ * ====================================================================
+ */
+
+-- STMT_CREATE_SCHEMA
+PRAGMA PAGE_SIZE = 4096;
+
+/* A table mapping representation hashes to locations in a rev file. */
+CREATE TABLE rep_cache (
+  hash TEXT NOT NULL PRIMARY KEY,
+  revision INTEGER NOT NULL,
+  offset INTEGER NOT NULL,
+  size INTEGER NOT NULL,
+  expanded_size INTEGER NOT NULL
+  );
+
+PRAGMA USER_VERSION = 1;
+
+
+-- STMT_GET_REP
+SELECT revision, offset, size, expanded_size
+FROM rep_cache
+WHERE hash = ?1
+
+-- STMT_SET_REP
+INSERT OR FAIL INTO rep_cache (hash, revision, offset, size, expanded_size)
+VALUES (?1, ?2, ?3, ?4, ?5)
+
+-- STMT_GET_REPS_FOR_RANGE
+SELECT hash, revision, offset, size, expanded_size
+FROM rep_cache
+WHERE revision >= ?1 AND revision <= ?2
+
+-- STMT_GET_MAX_REV
+SELECT MAX(revision)
+FROM rep_cache
+
+-- STMT_DEL_REPS_YOUNGER_THAN_REV
+DELETE FROM rep_cache
+WHERE revision > ?1
+
+/* An INSERT takes an SQLite reserved lock that prevents other writes
+   but doesn't block reads.  The incomplete transaction means that no
+   permanent change is made to the database and the transaction is
+   removed when the database is closed.  */
+-- STMT_LOCK_REP
+BEGIN TRANSACTION;
+INSERT INTO rep_cache VALUES ('dummy', 0, 0, 0, 0)
+
+-- STMT_UNLOCK_REP
+ROLLBACK TRANSACTION;
-- 
cgit v1.2.1

