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| author | Marko Mäkelä <marko.makela@mariadb.com> | 2020-10-29 13:38:38 +0200 |
|---|---|---|
| committer | Marko Mäkelä <marko.makela@mariadb.com> | 2020-10-29 13:38:38 +0200 |
| commit | 7b2bb67113bdda470955e3d4d72be0f2c0b38902 (patch) | |
| tree | 9f9f34da1a4e48c243c56ff161987074ef907cbb /storage/innobase/row | |
| parent | 27b762e23d8305bbc65dc61d283fe192e2dbd00a (diff) | |
| parent | 1e778a3b5624f97fdf44a15fd6cee3d615891cff (diff) | |
| download | mariadb-git-7b2bb67113bdda470955e3d4d72be0f2c0b38902.tar.gz | |
Merge 10.3 into 10.4
Diffstat (limited to 'storage/innobase/row')
| -rw-r--r-- | storage/innobase/row/row0mysql.cc | 7 | ||||
| -rw-r--r-- | storage/innobase/row/row0uins.cc | 2 |
2 files changed, 4 insertions, 5 deletions
diff --git a/storage/innobase/row/row0mysql.cc b/storage/innobase/row/row0mysql.cc index a4359b9f7ad..ea0719a3fc8 100644 --- a/storage/innobase/row/row0mysql.cc +++ b/storage/innobase/row/row0mysql.cc @@ -1523,7 +1523,7 @@ error_exit: srv_stats.n_rows_inserted.inc(size_t(trx->id)); } - /* Not protected by dict_table_stats_lock() for performance + /* Not protected by dict_sys.mutex for performance reasons, we would rather get garbage in stat_n_rows (which is just an estimate anyway) than protecting the following code with a latch. */ @@ -1893,7 +1893,7 @@ row_update_for_mysql(row_prebuilt_t* prebuilt) ut_ad(is_delete == (node->is_delete == PLAIN_DELETE)); if (is_delete) { - /* Not protected by dict_table_stats_lock() for performance + /* Not protected by dict_sys.mutex for performance reasons, we would rather get garbage in stat_n_rows (which is just an estimate anyway) than protecting the following code with a latch. */ @@ -2244,8 +2244,7 @@ row_update_cascade_for_mysql( bool stats; if (node->is_delete == PLAIN_DELETE) { - /* Not protected by - dict_table_stats_lock() for + /* Not protected by dict_sys.mutex for performance reasons, we would rather get garbage in stat_n_rows (which is just an estimate anyway) than diff --git a/storage/innobase/row/row0uins.cc b/storage/innobase/row/row0uins.cc index ed5f2c069da..b199469e5d5 100644 --- a/storage/innobase/row/row0uins.cc +++ b/storage/innobase/row/row0uins.cc @@ -589,7 +589,7 @@ row_undo_ins( } if (err == DB_SUCCESS && node->table->stat_initialized) { - /* Not protected by dict_table_stats_lock() for + /* Not protected by dict_sys.mutex for performance reasons, we would rather get garbage in stat_n_rows (which is just an estimate anyway) than protecting the following code with a latch. */ |