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MDEV-31223: UBSan error: sql_select.h:969:7: runtime error: load of value...

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In Loose_scan_opt::save_to_position, initialize
POSITION::firstmatch_with_join_buf.
This commit is contained in:
Sergei Petrunia
2023-05-09 13:09:00 +03:00
parent b3edbf25a1
commit 368dd22a81
1 changed files with 1 additions and 0 deletions
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sql/opt_subselect.h
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@@ -316,6 +316,7 @@ public:
pos->loosescan_picker.loosescan_key= best_loose_scan_key;
pos->loosescan_picker.loosescan_parts= best_max_loose_keypart + 1;
pos->use_join_buffer= FALSE;
pos->firstmatch_with_join_buf= FALSE;
pos->table= tab;
pos->range_rowid_filter_info= tab->range_rowid_filter_info;
pos->ref_depend_map= best_ref_depend_map;