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-rw-r--r--activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb2
1 files changed, 1 insertions, 1 deletions
diff --git a/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb b/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb
index 96c7d5d7eb..a1748c9261 100644
--- a/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb
+++ b/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb
@@ -12,7 +12,7 @@ module ActiveRecord
statements = []
statements.concat(o.columns.map { |c| accept c })
statements.concat(o.indexes.map { |(column_name, options)| index_in_create(o.name, column_name, options) })
- create_sql << "(#{statements.join(', ')}) "
+ create_sql << "(#{statements.join(', ')}) " if statements.present?
create_sql << "#{o.options}"
create_sql << " AS #{@conn.to_sql(o.as)}" if o.as
create_sql