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| author | unknown <sanja@askmonty.org> | 2013-11-11 16:40:46 +0200 |
|---|---|---|
| committer | unknown <sanja@askmonty.org> | 2013-11-11 16:40:46 +0200 |
| commit | c85db2c4943b644c34cc4c67a95cfb5e5f0a09a4 (patch) | |
| tree | 31a00735fded4bba3b8a833c4a7925a607f48559 /sql/item_cmpfunc.h | |
| parent | 542ce5a068f2139c5b57ace8ba15b425fb570703 (diff) | |
| download | mariadb-git-c85db2c4943b644c34cc4c67a95cfb5e5f0a09a4.tar.gz | |
MDEV-5103: server crashed on singular Item_equal
Singular Item_equal support added.
The problem was that during constant table substitution Item_equal become containing only one constant which was not supported internally.
Diffstat (limited to 'sql/item_cmpfunc.h')
| -rw-r--r-- | sql/item_cmpfunc.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/sql/item_cmpfunc.h b/sql/item_cmpfunc.h index c1ef680f3ee..cdb4963e857 100644 --- a/sql/item_cmpfunc.h +++ b/sql/item_cmpfunc.h @@ -1725,6 +1725,7 @@ public: Item_equal(Item_equal *item_equal); /* Currently the const item is always the first in the list of equal items */ inline Item* get_const() { return with_const ? equal_items.head() : NULL; } + inline bool is_cond_true() { return equal_items.elements == 1; } void add_const(Item *c, Item *f = NULL); /** Add a non-constant item to the multiple equality */ void add(Item *f) { equal_items.push_back(f); } |