1// Copyright (c) 2009 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#ifndef CHROME_BROWSER_SYNC_SYNCABLE_SYNCABLE_COLUMNS_H_
6#define CHROME_BROWSER_SYNC_SYNCABLE_SYNCABLE_COLUMNS_H_
7#pragma once
8
9#include "chrome/browser/sync/syncable/syncable.h"
10#include "chrome/browser/sync/syncable/syncable_changes_version.h"
11
12namespace syncable {
13
14struct ColumnSpec {
15  const char* name;
16  const char* spec;
17};
18
19// Must be in exact same order as fields in syncable.
20static const ColumnSpec g_metas_columns[] = {
21  //////////////////////////////////////
22  // int64s
23  {"metahandle", "bigint primary key ON CONFLICT FAIL"},
24  {"base_version", "bigint default " CHANGES_VERSION_STRING},
25  {"server_version", "bigint default 0"},
26  // These timestamps are kept in native file timestamp format.  It is
27  // up to the syncer to translate to Java time when syncing.
28  {"mtime", "bigint default 0"},
29  {"server_mtime", "bigint default 0"},
30  {"ctime", "bigint default 0"},
31  {"server_ctime", "bigint default 0"},
32  {"server_position_in_parent", "bigint default 0"},
33  // This is the item ID that we store for the embedding application.
34  {"local_external_id", "bigint default 0"},
35  //////////////////////////////////////
36  // Ids
37  {"id", "varchar(255) default \"r\""},
38  {"parent_id", "varchar(255) default \"r\""},
39  {"server_parent_id", "varchar(255) default \"r\""},
40  {"prev_id", "varchar(255) default \"r\""},
41  {"next_id", "varchar(255) default \"r\""},
42  //////////////////////////////////////
43  // bits
44  {"is_unsynced", "bit default 0"},
45  {"is_unapplied_update", "bit default 0"},
46  {"is_del", "bit default 0"},
47  {"is_dir", "bit default 0"},
48  {"server_is_dir", "bit default 0"},
49  {"server_is_del", "bit default 0"},
50  //////////////////////////////////////
51  // Strings
52  {"non_unique_name", "varchar"},
53  {"server_non_unique_name", "varchar(255)"},
54  {"unique_server_tag", "varchar"},
55  {"unique_client_tag", "varchar"},
56  //////////////////////////////////////
57  // Blobs.
58  {"specifics", "blob"},
59  {"server_specifics", "blob"},
60};
61
62// At least enforce that there are equal number of column names and fields.
63COMPILE_ASSERT(arraysize(g_metas_columns) >= FIELD_COUNT, missing_column_name);
64COMPILE_ASSERT(arraysize(g_metas_columns) <= FIELD_COUNT, extra_column_names);
65
66static inline const char* ColumnName(int field) {
67  DCHECK(field < BEGIN_TEMPS);
68  return g_metas_columns[field].name;
69}
70
71}  // namespace syncable
72
73#endif  // CHROME_BROWSER_SYNC_SYNCABLE_SYNCABLE_COLUMNS_H_
74