diff options
Diffstat (limited to 'sql/log.h')
| -rw-r--r-- | sql/log.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/sql/log.h b/sql/log.h index 891134a9762..6346f38a279 100644 --- a/sql/log.h +++ b/sql/log.h @@ -233,6 +233,13 @@ class MYSQL_BIN_LOG: public TC_LOG, private MYSQL_LOG pthread_cond_t update_cond; ulonglong bytes_written; IO_CACHE index_file; + /* + purge_temp is a temp file used in purge_logs so that the index file + can be updated before deleting files from disk, yielding better crash + recovery. It is created on demand the first time purge_logs is called + and then reused for subsequent calls. It is cleaned up in cleanup(). + */ + IO_CACHE purge_temp; char index_file_name[FN_REFLEN]; /* The max size before rotation (usable only if log_type == LOG_BIN: binary |