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Side by Side Diff: sync/syncable/syncable_columns.h

Issue 2130453004: [Sync] Move //sync to //components/sync. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Rebase. Created 4 years, 4 months ago
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1 // Copyright (c) 2012 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 SYNC_SYNCABLE_SYNCABLE_COLUMNS_H_
6 #define SYNC_SYNCABLE_SYNCABLE_COLUMNS_H_
7
8 #include "base/macros.h"
9 #include "sync/syncable/entry_kernel.h"
10 #include "sync/syncable/syncable_changes_version.h"
11
12 namespace syncer {
13 namespace syncable {
14
15 struct ColumnSpec {
16 const char* name;
17 const char* spec;
18 };
19
20 // Must be in exact same order as fields in entry_kernel.h.
21 static const ColumnSpec g_metas_columns[] = {
22 //////////////////////////////////////
23 // int64s
24 {"metahandle", "bigint primary key ON CONFLICT FAIL"},
25 {"base_version", "bigint default " CHANGES_VERSION_STRING},
26 {"server_version", "bigint default 0"},
27 // This is the item ID that we store for the embedding application.
28 {"local_external_id", "bigint default 0"},
29 {"transaction_version", "bigint default 0"},
30 // These timestamps are kept in the same format as that of the
31 // protocol (ms since Unix epoch).
32 {"mtime", "bigint default 0"},
33 {"server_mtime", "bigint default 0"},
34 {"ctime", "bigint default 0"},
35 {"server_ctime", "bigint default 0"},
36 //////////////////////////////////////
37 // Ids
38 {"id", "varchar(255) default \"r\""},
39 {"parent_id", "varchar(255) default \"r\""},
40 {"server_parent_id", "varchar(255) default \"r\""},
41 //////////////////////////////////////
42 // bits
43 {"is_unsynced", "bit default 0"},
44 {"is_unapplied_update", "bit default 0"},
45 {"is_del", "bit default 0"},
46 {"is_dir", "bit default 0"},
47 {"server_is_dir", "bit default 0"},
48 {"server_is_del", "bit default 0"},
49 //////////////////////////////////////
50 // Strings
51 {"non_unique_name", "varchar"},
52 {"server_non_unique_name", "varchar(255)"},
53 {"unique_server_tag", "varchar"},
54 {"unique_client_tag", "varchar"},
55 {"unique_bookmark_tag", "varchar"},
56 //////////////////////////////////////
57 // Blobs (serialized protos).
58 {"specifics", "blob"},
59 {"server_specifics", "blob"},
60 {"base_server_specifics", "blob"},
61 //////////////////////////////////////
62 // Blobs (positions).
63 {"server_unique_position", "blob"},
64 {"unique_position", "blob"},
65 //////////////////////////////////////
66 // AttachmentMetadata is a proto that contains all the metadata associated
67 // with an entry's attachments. Each entry has only one AttachmentMetadata
68 // proto. We store a single proto per entry (as opposed to one for each
69 // attachment) because it simplifies the database schema and implementation of
70 // DirectoryBackingStore.
71 {"attachment_metadata", "blob"},
72 {"server_attachment_metadata", "blob"}
73 };
74
75 // At least enforce that there are equal number of column names and fields.
76 static_assert(arraysize(g_metas_columns) >= FIELD_COUNT, "missing column name");
77 static_assert(arraysize(g_metas_columns) <= FIELD_COUNT, "extra column names");
78
79 static inline const char* ColumnName(int field) {
80 DCHECK(field < BEGIN_TEMPS);
81 return g_metas_columns[field].name;
82 }
83
84 } // namespace syncable
85 } // namespace syncer
86
87 #endif // SYNC_SYNCABLE_SYNCABLE_COLUMNS_H_
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