Page Menu
Home
Phabricator
Search
Configure Global Search
Log In
Files
F3246419
D5377.id17943.diff
No One
Temporary
Actions
View File
Edit File
Delete File
View Transforms
Subscribe
Mute Notifications
Award Token
Flag For Later
Size
3 KB
Referenced Files
None
Subscribers
None
D5377.id17943.diff
View Options
diff --git a/native/cpp/CommonCpp/DatabaseManagers/SQLiteQueryExecutor.cpp b/native/cpp/CommonCpp/DatabaseManagers/SQLiteQueryExecutor.cpp
--- a/native/cpp/CommonCpp/DatabaseManagers/SQLiteQueryExecutor.cpp
+++ b/native/cpp/CommonCpp/DatabaseManagers/SQLiteQueryExecutor.cpp
@@ -517,8 +517,8 @@
}
typedef bool ShouldBeInTransaction;
-typedef std::pair<std::function<bool(sqlite3 *)>, ShouldBeInTransaction>
- SQLiteMigration;
+typedef std::function<bool(sqlite3 *)> MigrateFunction;
+typedef std::pair<MigrateFunction, ShouldBeInTransaction> SQLiteMigration;
std::vector<std::pair<uint, SQLiteMigration>> migrations{
{{1, {create_drafts_table, true}},
{2, {rename_threadID_to_key, true}},
@@ -536,6 +536,42 @@
{24, {add_not_null_constraint_to_drafts, true}},
{25, {add_not_null_constraint_to_metadata, true}}}};
+enum MigrationResult { SUCCESS, FAILURE, NOT_APPLIED };
+
+MigrationResult
+applyMigrationWithTransaction(sqlite3 *db, MigrateFunction migrate, int index) {
+ sqlite3_exec(db, "BEGIN TRANSACTION;", nullptr, nullptr, nullptr);
+ auto db_version = get_database_version(db);
+ if (index <= db_version) {
+ sqlite3_exec(db, "ROLLBACK;", nullptr, nullptr, nullptr);
+ return NOT_APPLIED;
+ }
+ auto rc = migrate(db);
+ if (!rc) {
+ sqlite3_exec(db, "ROLLBACK;", nullptr, nullptr, nullptr);
+ return FAILURE;
+ }
+ set_database_version(db, index);
+ sqlite3_exec(db, "END TRANSACTION;", nullptr, nullptr, nullptr);
+ return SUCCESS;
+}
+
+MigrationResult applyMigrationWithoutTransaction(
+ sqlite3 *db,
+ MigrateFunction migrate,
+ int index) {
+ auto db_version = get_database_version(db);
+ if (index <= db_version) {
+ return NOT_APPLIED;
+ }
+ auto rc = migrate(db);
+ if (!rc) {
+ return FAILURE;
+ }
+ set_database_version(db, index);
+ return SUCCESS;
+}
+
void SQLiteQueryExecutor::migrate() const {
validate_encryption();
@@ -554,31 +590,30 @@
Logger::log(version_msg.str());
for (const auto &[idx, migration] : migrations) {
- if (idx <= db_version) {
- continue;
- }
const auto &[applyMigration, shouldBeInTransaction] = migration;
- std::stringstream migration_msg;
-
+ MigrationResult migrationsResult;
if (shouldBeInTransaction) {
- sqlite3_exec(db, "BEGIN TRANSACTION;", nullptr, nullptr, nullptr);
+ migrationsResult = applyMigrationWithTransaction(db, applyMigration, idx);
+ } else {
+ migrationsResult =
+ applyMigrationWithoutTransaction(db, applyMigration, idx);
+ }
+
+ if (migrationsResult == NOT_APPLIED) {
+ continue;
}
- auto rc = applyMigration(db);
- if (!rc) {
+ std::stringstream migration_msg;
+ if (migrationsResult == FAILURE) {
migration_msg << "migration " << idx << " failed." << std::endl;
Logger::log(migration_msg.str());
break;
}
-
- set_database_version(db, idx);
-
- if (shouldBeInTransaction) {
- sqlite3_exec(db, "END TRANSACTION;", nullptr, nullptr, nullptr);
+ if (migrationsResult == SUCCESS) {
+ migration_msg << "migration " << idx << " succeeded." << std::endl;
+ Logger::log(migration_msg.str());
}
- migration_msg << "migration " << idx << " succeeded." << std::endl;
- Logger::log(migration_msg.str());
}
sqlite3_close(db);
File Metadata
Details
Attached
Mime Type
text/plain
Expires
Fri, Nov 15, 11:37 PM (19 h, 52 m)
Storage Engine
blob
Storage Format
Raw Data
Storage Handle
2495787
Default Alt Text
D5377.id17943.diff (3 KB)
Attached To
Mode
D5377: [native/sqlite] refactor code to perform migration inside one transaction
Attached
Detach File
Event Timeline
Log In to Comment