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| author | Alexander Barkov <bar@mariadb.com> | 2018-10-11 13:39:53 +0400 |
|---|---|---|
| committer | Alexander Barkov <bar@mariadb.com> | 2018-10-11 13:39:53 +0400 |
| commit | 4de0d920bede330ddf7790d0aee4bf90a00122ae (patch) | |
| tree | 96b05f6cbb46e867b014aff4cc8583f93579ba6f /sql/item_func.cc | |
| parent | 30629e196d8f40ac7a769730c7641286aa2cfd44 (diff) | |
| download | mariadb-git-4de0d920bede330ddf7790d0aee4bf90a00122ae.tar.gz | |
MDEV-17411 Wrong WHERE optimization with simple CASE and searched CASE
Diffstat (limited to 'sql/item_func.cc')
| -rw-r--r-- | sql/item_func.cc | 5 |
1 files changed, 1 insertions, 4 deletions
diff --git a/sql/item_func.cc b/sql/item_func.cc index 3dcfe4fbce8..c5ac97f2905 100644 --- a/sql/item_func.cc +++ b/sql/item_func.cc @@ -647,10 +647,7 @@ bool Item_func::eq(const Item *item, bool binary_cmp) const (func_type == Item_func::FUNC_SP && my_strcasecmp(system_charset_info, func_name(), item_func->func_name()))) return 0; - for (uint i=0; i < arg_count ; i++) - if (!args[i]->eq(item_func->args[i], binary_cmp)) - return 0; - return 1; + return Item_args::eq(item_func, binary_cmp); } |