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-rw-r--r--activerecord/lib/active_record/connection_adapters/abstract/schema_dumper.rb2
1 files changed, 1 insertions, 1 deletions
diff --git a/activerecord/lib/active_record/connection_adapters/abstract/schema_dumper.rb b/activerecord/lib/active_record/connection_adapters/abstract/schema_dumper.rb
index 69d2780f7c..6b5fad00ab 100644
--- a/activerecord/lib/active_record/connection_adapters/abstract/schema_dumper.rb
+++ b/activerecord/lib/active_record/connection_adapters/abstract/schema_dumper.rb
@@ -16,7 +16,7 @@ module ActiveRecord
def column_spec_for_primary_key(column)
return {} if default_primary_key?(column)
spec = { id: schema_type(column).inspect }
- spec.merge!(prepare_column_options(column))
+ spec.merge!(prepare_column_options(column).except!(:null))
end
# This can be overridden on an Adapter level basis to support other