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MDEV-11298 Split Item_func_hex::val_str_ascii() into virtual methods in Type_handler

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This commit is contained in:
Alexander Barkov
2016-12-01 11:57:01 +04:00
parent 9185f8d4a7
commit 69f80e5ecf
6 changed files with 164 additions and 49 deletions
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13
sql/sql_type.h
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@@ -27,6 +27,7 @@ class Field;
class Item;
class Item_cache;
class Item_sum_hybrid;
class Item_func_hex;
class Type_std_attributes;
class Sort_param;
class Arg_comparator;
@@ -291,6 +292,8 @@ public:
virtual Item_cache *Item_get_cache(THD *thd, const Item *item) const= 0;
virtual bool set_comparator_func(Arg_comparator *cmp) const= 0;
virtual bool Item_sum_hybrid_fix_length_and_dec(Item_sum_hybrid *) const= 0;
virtual String *Item_func_hex_val_str_ascii(Item_func_hex *item,
String *str) const= 0;
};
@@ -349,6 +352,11 @@ public:
DBUG_ASSERT(0);
return true;
}
String *Item_func_hex_val_str_ascii(Item_func_hex *item, String *str) const
{
DBUG_ASSERT(0);
return NULL;
}
};
@@ -383,6 +391,7 @@ public:
Item_cache *Item_get_cache(THD *thd, const Item *item) const;
bool set_comparator_func(Arg_comparator *cmp) const;
bool Item_sum_hybrid_fix_length_and_dec(Item_sum_hybrid *func) const;
String *Item_func_hex_val_str_ascii(Item_func_hex *item, String *str) const;
};
@@ -402,6 +411,7 @@ public:
Item_cache *Item_get_cache(THD *thd, const Item *item) const;
bool set_comparator_func(Arg_comparator *cmp) const;
bool Item_sum_hybrid_fix_length_and_dec(Item_sum_hybrid *func) const;
String *Item_func_hex_val_str_ascii(Item_func_hex *item, String *str) const;
};
@@ -421,6 +431,7 @@ public:
Item_cache *Item_get_cache(THD *thd, const Item *item) const;
bool set_comparator_func(Arg_comparator *cmp) const;
bool Item_sum_hybrid_fix_length_and_dec(Item_sum_hybrid *func) const;
String *Item_func_hex_val_str_ascii(Item_func_hex *item, String *str) const;
};
@@ -438,6 +449,7 @@ public:
Item_cache *Item_get_cache(THD *thd, const Item *item) const;
bool set_comparator_func(Arg_comparator *cmp) const;
bool Item_sum_hybrid_fix_length_and_dec(Item_sum_hybrid *func) const;
String *Item_func_hex_val_str_ascii(Item_func_hex *item, String *str) const;
};
@@ -459,6 +471,7 @@ public:
Item_cache *Item_get_cache(THD *thd, const Item *item) const;
bool set_comparator_func(Arg_comparator *cmp) const;
bool Item_sum_hybrid_fix_length_and_dec(Item_sum_hybrid *func) const;
String *Item_func_hex_val_str_ascii(Item_func_hex *item, String *str) const;
};