diff options
Diffstat (limited to 'classes/db/migrations.php')
| -rw-r--r-- | classes/db/migrations.php | 44 |
1 files changed, 25 insertions, 19 deletions
diff --git a/classes/db/migrations.php b/classes/db/migrations.php index 26866698b..4bd72bd09 100644 --- a/classes/db/migrations.php +++ b/classes/db/migrations.php @@ -82,29 +82,35 @@ class Db_Migrations { else Debug::log("Starting migration to $version...", Debug::LOG_VERBOSE); - // mysql doesn't support transactions for DDL statements - if (Config::get(Config::DB_TYPE) != "mysql") - $this->pdo->beginTransaction(); - - foreach ($this->get_lines($version) as $line) { - Debug::log($line, Debug::LOG_EXTENDED); - try { - $this->pdo->query($line); - } catch (PDOException $e) { - Debug::log("Failed on line: $line", Debug::LOG_VERBOSE); - throw $e; + $lines = $this->get_lines($version); + + if (count($lines) > 0) { + // mysql doesn't support transactions for DDL statements + if (Config::get(Config::DB_TYPE) != "mysql") + $this->pdo->beginTransaction(); + + foreach ($lines as $line) { + Debug::log($line, Debug::LOG_EXTENDED); + try { + $this->pdo->query($line); + } catch (PDOException $e) { + Debug::log("Failed on line: $line", Debug::LOG_VERBOSE); + throw $e; + } } - } - if ($version == 0 && $this->base_is_latest) - $this->set_version($this->get_max_version()); - else - $this->set_version($version); + if ($version == 0 && $this->base_is_latest) + $this->set_version($this->get_max_version()); + else + $this->set_version($version); - if (Config::get(Config::DB_TYPE) != "mysql") - $this->pdo->commit(); + if (Config::get(Config::DB_TYPE) != "mysql") + $this->pdo->commit(); - Debug::log("Migration finished, current version: " . $this->get_version(), Debug::LOG_VERBOSE); + Debug::log("Migration finished, current version: " . $this->get_version(), Debug::LOG_VERBOSE); + } else { + Debug::log("Migration failed: schema file is empty or missing.", Debug::LOG_VERBOSE); + } } catch (PDOException $e) { Debug::log("Migration failed: " . $e->getMessage(), Debug::LOG_VERBOSE); |