diff options
Diffstat (limited to 'lib/private/DB/MigrationService.php')
| -rw-r--r-- | lib/private/DB/MigrationService.php | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/private/DB/MigrationService.php b/lib/private/DB/MigrationService.php index 6ad74a58591..e7361cb4cab 100644 --- a/lib/private/DB/MigrationService.php +++ b/lib/private/DB/MigrationService.php @@ -634,6 +634,8 @@ class MigrationService { if ($isUsingDefaultName && \strlen($table->getName()) - $prefixLength >= 23) { throw new \InvalidArgumentException('Primary index name on "' . $table->getName() . '" is too long.'); } + } elseif (!$primaryKey instanceof Index) { + throw new \InvalidArgumentException('Table "' . $table->getName() . '" has no primary key and therefor will not behave sane in clustered setups.'); } } |