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--echo #

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--echo # MDEV-17979 Assertion `0' failed in Item::val_native upon SELECT with timestamp, NULLIF, GROUP BY
--echo #
This commit is contained in:
Alexander Barkov
2018-12-12 10:39:06 +04:00
parent 4abb8216a0
commit c353b2a8fc
8 changed files with 125 additions and 1 deletions
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8
sql/sql_type.h
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@ -35,6 +35,7 @@ class Item_const;
class Item_literal;
class Item_param;
class Item_cache;
class Item_copy;
class Item_func_or_sum;
class Item_sum_hybrid;
class Item_sum_sum;
@ -3470,6 +3471,7 @@ public:
DBUG_ASSERT(0);
return NULL;
}
virtual Item_copy *create_item_copy(THD *thd, Item *item) const;
virtual int cmp_native(const Native &a, const Native &b) const
{
DBUG_ASSERT(0);
@ -3771,6 +3773,11 @@ public:
}
Item *make_const_item_for_comparison(THD *, Item *src, const Item *cmp) const;
Item_cache *Item_get_cache(THD *thd, const Item *item) const;
Item_copy *create_item_copy(THD *thd, Item *item) const
{
DBUG_ASSERT(0);
return NULL;
}
bool set_comparator_func(Arg_comparator *cmp) const;
bool Item_hybrid_func_fix_attributes(THD *thd,
const char *name,
@ -5411,6 +5418,7 @@ public:
int Item_save_in_field(Item *item, Field *field, bool no_conversions) const;
String *print_item_value(THD *thd, Item *item, String *str) const;
Item_cache *Item_get_cache(THD *thd, const Item *item) const;
Item_copy *create_item_copy(THD *thd, Item *item) const;
String *Item_func_min_max_val_str(Item_func_min_max *, String *) const;
double Item_func_min_max_val_real(Item_func_min_max *) const;
longlong Item_func_min_max_val_int(Item_func_min_max *) const;