MDEV-18465 Logging of DDL statements during backup

Many of the changes was needed to be able to collect and print engine
name and table version id's in the ddl log.

sql/sql_partition.h

@@ -59,6 +59,7 @@ typedef struct st_lock_param_type
   KEY *key_info_buffer;
   LEX_CSTRING db;
   LEX_CSTRING table_name;
+  LEX_CUSTRING org_tabledef_version;
   uchar *pack_frm_data;
   uint key_count;
   uint db_options;