diff options
| author | Sergei Petrunia <psergey@askmonty.org> | 2014-12-06 03:11:03 +0300 |
|---|---|---|
| committer | Sergei Petrunia <psergey@askmonty.org> | 2014-12-06 03:11:03 +0300 |
| commit | 5ee1c25fa8043f81ad744d1c532b8c1dafa3b5ea (patch) | |
| tree | ed59f9c4886c2a812e0a954053d1375aad5f63c0 /sql/sql_select.cc | |
| parent | a80a797686e72644e0ad479fdfd2a3b56c4ddf05 (diff) | |
| download | mariadb-git-5ee1c25fa8043f81ad744d1c532b8c1dafa3b5ea.tar.gz | |
EXPLAIN FORMAT=JSON: Full scan on NULL key (join case)
Diffstat (limited to 'sql/sql_select.cc')
| -rw-r--r-- | sql/sql_select.cc | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/sql/sql_select.cc b/sql/sql_select.cc index c923c003fcc..a1231152254 100644 --- a/sql/sql_select.cc +++ b/sql/sql_select.cc @@ -23687,6 +23687,7 @@ void JOIN_TAB::save_explain_data(Explain_table_access *eta, table_map prefix_tab if (tab->ref.cond_guards[part]) { eta->push_extra(ET_FULL_SCAN_ON_NULL_KEY); + eta->full_scan_on_null_key= true; break; } } |