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| author | Oleksandr Byelkin <sanja@mariadb.com> | 2017-01-29 18:52:32 +0100 |
|---|---|---|
| committer | Oleksandr Byelkin <sanja@mariadb.com> | 2017-03-12 09:02:14 +0100 |
| commit | a4652c3b1a2a366065dbac3a7570e3cac09870ad (patch) | |
| tree | dca7046c756c4e39bc7bc95a86cb95d23b1589bd | |
| parent | f7740b6604ae324be20feab192008f015c139498 (diff) | |
| download | mariadb-git-a4652c3b1a2a366065dbac3a7570e3cac09870ad.tar.gz | |
Comment added.
| -rw-r--r-- | sql/sql_select.cc | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/sql/sql_select.cc b/sql/sql_select.cc index cad25f035f9..2fcbd3768f4 100644 --- a/sql/sql_select.cc +++ b/sql/sql_select.cc @@ -18008,6 +18008,10 @@ bool instantiate_tmp_table(TABLE *table, KEY *keyinfo, { if (table->s->db_type() == TMP_ENGINE_HTON) { + /* + If it is not heap (in-memory) table then convert index to unique + constrain. + */ if (create_internal_tmp_table(table, keyinfo, start_recinfo, recinfo, options)) return TRUE; |