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Diffstat (limited to 'innobase/include/row0mysql.h')
| -rw-r--r-- | innobase/include/row0mysql.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/innobase/include/row0mysql.h b/innobase/include/row0mysql.h index 32354219e64..0346299bb10 100644 --- a/innobase/include/row0mysql.h +++ b/innobase/include/row0mysql.h @@ -323,11 +323,18 @@ struct mysql_row_templ_struct { /* After fetching this many rows, we start caching them in fetch_cache */ #define MYSQL_FETCH_CACHE_THRESHOLD 4 +#define ROW_PREBUILT_ALLOCATED 78540783 +#define ROW_PREBUILT_FREED 26423527 /* A struct for (sometimes lazily) prebuilt structures in an Innobase table handle used within MySQL; these are used to save CPU time. */ struct row_prebuilt_struct { + ulint magic_n; /* this magic number is set to + ROW_PREBUILT_ALLOCATED when created + and to ROW_PREBUILT_FREED when the + struct has been freed; used in + debugging */ dict_table_t* table; /* Innobase table handle */ trx_t* trx; /* current transaction handle */ ibool sql_stat_start; /* TRUE when we start processing of |