diff options
Diffstat (limited to 'storage/innobase/include/trx0trx.h')
| -rw-r--r-- | storage/innobase/include/trx0trx.h | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/storage/innobase/include/trx0trx.h b/storage/innobase/include/trx0trx.h index 888994abb3a..0320302538b 100644 --- a/storage/innobase/include/trx0trx.h +++ b/storage/innobase/include/trx0trx.h @@ -779,12 +779,13 @@ struct trx_lock_t { bool start_stmt; }; -/** Type used to store the list of tables that are modified by a given -transaction. We store pointers to the table objects in memory because +/** Collection of persistent tables and their first modification +in a transaction. +We store pointers to the table objects in memory because we know that a table object will not be destroyed while a transaction that modified it is running. */ -typedef std::set< - dict_table_t*, +typedef std::map< + dict_table_t*, undo_no_t, std::less<dict_table_t*>, ut_allocator<dict_table_t*> > trx_mod_tables_t; |