Validate table name length when renaming (rails-sqlserver#1080)

Author: aidanharan

lib/active_record/connection_adapters/sqlserver/schema_statements.rb

@@ -125,7 +125,10 @@ def primary_keys_select(table_name)
           sp_executesql(sql, "SCHEMA", binds).map { |r| r["name"] }
         end
 
-        def rename_table(table_name, new_name)
+        def rename_table(table_name, new_name, **options)
+          validate_table_length!(new_name) unless options[:_uses_legacy_table_name]
+          schema_cache.clear_data_source_cache!(table_name.to_s)
+          schema_cache.clear_data_source_cache!(new_name.to_s)
           do_execute "EXEC sp_rename '#{table_name}', '#{new_name}'"
           rename_table_indexes(table_name, new_name)
         end