diff options
author | Jason Wray <jason@mapbox.com> | 2016-09-09 10:40:03 -0400 |
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committer | Jason Wray <jason@mapbox.com> | 2016-09-14 15:45:47 -0400 |
commit | 4daff7f2f856fa0817a6c316997eb1090290c626 (patch) | |
tree | 6ef94d330561246a720005eed271821c163dc464 | |
parent | ffa8c489260865877fcd4ce6a18b76b810b96327 (diff) | |
download | qtlocation-mapboxgl-4daff7f2f856fa0817a6c316997eb1090290c626.tar.gz |
[core] Revert SQLite WAL journaling
-rw-r--r-- | platform/default/mbgl/storage/offline_database.cpp | 17 | ||||
-rw-r--r-- | platform/default/mbgl/storage/offline_database.hpp | 1 | ||||
-rw-r--r-- | test/storage/offline_database.cpp | 10 |
3 files changed, 18 insertions, 10 deletions
diff --git a/platform/default/mbgl/storage/offline_database.cpp b/platform/default/mbgl/storage/offline_database.cpp index d93b1734b4..50e2bdfbc4 100644 --- a/platform/default/mbgl/storage/offline_database.cpp +++ b/platform/default/mbgl/storage/offline_database.cpp @@ -49,7 +49,8 @@ void OfflineDatabase::ensureSchema() { case 1: break; // cache-only database; ok to delete case 2: migrateToVersion3(); // fall through case 3: migrateToVersion4(); // fall through - case 4: return; + case 4: migrateToVersion5(); // fall through + case 5: return; default: throw std::runtime_error("unknown schema version"); } @@ -80,10 +81,10 @@ void OfflineDatabase::ensureSchema() { // If you change the schema you must write a migration from the previous version. db->exec("PRAGMA auto_vacuum = INCREMENTAL"); - db->exec("PRAGMA synchronous = NORMAL"); - db->exec("PRAGMA journal_mode = WAL"); + db->exec("PRAGMA journal_mode = DELETE"); + db->exec("PRAGMA synchronous = FULL"); db->exec(schema); - db->exec("PRAGMA user_version = 4"); + db->exec("PRAGMA user_version = 5"); } catch (...) { Log::Error(Event::Database, "Unexpected error creating database schema: %s", util::toString(std::current_exception()).c_str()); throw; @@ -115,11 +116,17 @@ void OfflineDatabase::migrateToVersion3() { } void OfflineDatabase::migrateToVersion4() { - db->exec("PRAGMA synchronous = NORMAL"); db->exec("PRAGMA journal_mode = WAL"); + db->exec("PRAGMA synchronous = NORMAL"); db->exec("PRAGMA user_version = 4"); } +void OfflineDatabase::migrateToVersion5() { + db->exec("PRAGMA journal_mode = DELETE"); + db->exec("PRAGMA synchronous = FULL"); + db->exec("PRAGMA user_version = 5"); +} + OfflineDatabase::Statement OfflineDatabase::getStatement(const char * sql) { auto it = statements.find(sql); diff --git a/platform/default/mbgl/storage/offline_database.hpp b/platform/default/mbgl/storage/offline_database.hpp index 00394aa720..5e9a190578 100644 --- a/platform/default/mbgl/storage/offline_database.hpp +++ b/platform/default/mbgl/storage/offline_database.hpp @@ -61,6 +61,7 @@ private: void removeExisting(); void migrateToVersion3(); void migrateToVersion4(); + void migrateToVersion5(); class Statement { public: diff --git a/test/storage/offline_database.cpp b/test/storage/offline_database.cpp index bcea3cd8f3..3ce42cdba0 100644 --- a/test/storage/offline_database.cpp +++ b/test/storage/offline_database.cpp @@ -559,18 +559,18 @@ TEST(OfflineDatabase, MigrateFromV2Schema) { // v2.db is a v2 database containing a single offline region with a small number of resources. - deleteFile("test/fixtures/offline_database/v4.db"); - writeFile("test/fixtures/offline_database/v4.db", util::read_file("test/fixtures/offline_database/v2.db")); + deleteFile("test/fixtures/offline_database/v5.db"); + writeFile("test/fixtures/offline_database/v5.db", util::read_file("test/fixtures/offline_database/v2.db")); { - OfflineDatabase db("test/fixtures/offline_database/v4.db", 0); + OfflineDatabase db("test/fixtures/offline_database/v5.db", 0); auto regions = db.listRegions(); for (auto& region : regions) { db.deleteRegion(std::move(region)); } } - EXPECT_EQ(4, databaseUserVersion("test/fixtures/offline_database/v4.db")); - EXPECT_LT(databasePageCount("test/fixtures/offline_database/v4.db"), + EXPECT_EQ(5, databaseUserVersion("test/fixtures/offline_database/v5.db")); + EXPECT_LT(databasePageCount("test/fixtures/offline_database/v5.db"), databasePageCount("test/fixtures/offline_database/v2.db")); } |