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MDEV-12826 Add Type_handler::val_int_signed_typecast() and Type_handler::val_int_unsigned_typecast()

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This commit is contained in:
Alexander Barkov
2017-05-17 14:02:25 +04:00
parent fba7fbbc5c
commit 278c3ea756
5 changed files with 161 additions and 65 deletions
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23
sql/sql_type.h
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@ -819,6 +819,9 @@ public:
virtual
bool Item_sum_variance_fix_length_and_dec(Item_sum_variance *) const= 0;
virtual longlong Item_val_int_signed_typecast(Item *item) const= 0;
virtual longlong Item_val_int_unsigned_typecast(Item *item) const= 0;
virtual String *Item_func_hex_val_str_ascii(Item_func_hex *item,
String *str) const= 0;
@ -1060,6 +1063,16 @@ public:
DBUG_ASSERT(0);
return true;
}
longlong Item_val_int_signed_typecast(Item *item) const
{
DBUG_ASSERT(0);
return 0;
}
longlong Item_val_int_unsigned_typecast(Item *item) const
{
DBUG_ASSERT(0);
return 0;
}
String *Item_func_hex_val_str_ascii(Item_func_hex *item, String *str) const
{
DBUG_ASSERT(0);
@ -1253,6 +1266,8 @@ public:
bool Item_sum_sum_fix_length_and_dec(Item_sum_sum *) const;
bool Item_sum_avg_fix_length_and_dec(Item_sum_avg *) const;
bool Item_sum_variance_fix_length_and_dec(Item_sum_variance *) const;
longlong Item_val_int_signed_typecast(Item *item) const;
longlong Item_val_int_unsigned_typecast(Item *item) const;
String *Item_func_hex_val_str_ascii(Item_func_hex *item, String *str) const;
String *Item_func_hybrid_field_type_val_str(Item_func_hybrid_field_type *,
String *) const;
@ -1324,6 +1339,8 @@ public:
bool Item_sum_sum_fix_length_and_dec(Item_sum_sum *) const;
bool Item_sum_avg_fix_length_and_dec(Item_sum_avg *) const;
bool Item_sum_variance_fix_length_and_dec(Item_sum_variance *) const;
longlong Item_val_int_signed_typecast(Item *item) const;
longlong Item_val_int_unsigned_typecast(Item *item) const;
String *Item_func_hex_val_str_ascii(Item_func_hex *item, String *str) const;
String *Item_func_hybrid_field_type_val_str(Item_func_hybrid_field_type *,
String *) const;
@ -1389,6 +1406,8 @@ public:
bool Item_sum_sum_fix_length_and_dec(Item_sum_sum *) const;
bool Item_sum_avg_fix_length_and_dec(Item_sum_avg *) const;
bool Item_sum_variance_fix_length_and_dec(Item_sum_variance *) const;
longlong Item_val_int_signed_typecast(Item *item) const;
longlong Item_val_int_unsigned_typecast(Item *item) const;
String *Item_func_hex_val_str_ascii(Item_func_hex *item, String *str) const;
String *Item_func_hybrid_field_type_val_str(Item_func_hybrid_field_type *,
String *) const;
@ -1457,6 +1476,8 @@ public:
bool Item_sum_sum_fix_length_and_dec(Item_sum_sum *) const;
bool Item_sum_avg_fix_length_and_dec(Item_sum_avg *) const;
bool Item_sum_variance_fix_length_and_dec(Item_sum_variance *) const;
longlong Item_val_int_signed_typecast(Item *item) const;
longlong Item_val_int_unsigned_typecast(Item *item) const;
String *Item_func_hex_val_str_ascii(Item_func_hex *item, String *str) const;
String *Item_func_hybrid_field_type_val_str(Item_func_hybrid_field_type *,
String *) const;
@ -1557,6 +1578,8 @@ public:
bool Item_sum_sum_fix_length_and_dec(Item_sum_sum *) const;
bool Item_sum_avg_fix_length_and_dec(Item_sum_avg *) const;
bool Item_sum_variance_fix_length_and_dec(Item_sum_variance *) const;
longlong Item_val_int_signed_typecast(Item *item) const;
longlong Item_val_int_unsigned_typecast(Item *item) const;
String *Item_func_hex_val_str_ascii(Item_func_hex *item, String *str) const;
String *Item_func_hybrid_field_type_val_str(Item_func_hybrid_field_type *,
String *) const;