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MDEV-20353 Add separate type handlers for unsigned integer data types

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This commit is contained in:
Alexander Barkov
2019-08-15 13:16:00 +04:00
parent ae4b9b7689
commit 6073049a36
27 changed files with 974 additions and 256 deletions
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9
sql/sql_select.cc
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@ -17507,9 +17507,11 @@ const_expression_in_where(COND *cond, Item *comp_item, Field *comp_field,
Field *Item::create_tmp_field_int(MEM_ROOT *root, TABLE *table,
uint convert_int_length)
{
const Type_handler *h= &type_handler_long;
const Type_handler *h= &type_handler_slong;
if (max_char_length() > convert_int_length)
h= &type_handler_longlong;
h= &type_handler_slonglong;
if (unsigned_flag)
h= h->type_handler_unsigned();
return h->make_and_init_table_field(root, &name, Record_addr(maybe_null),
*this, table);
}
@ -17601,7 +17603,8 @@ Item_field::create_tmp_field_from_item_field(MEM_ROOT *root, TABLE *new_table,
else if (param->table_cant_handle_bit_fields() &&
field->type() == MYSQL_TYPE_BIT)
{
const Type_handler *handler= type_handler_long_or_longlong();
const Type_handler *handler=
Type_handler::type_handler_long_or_longlong(max_char_length(), true);
result= handler->make_and_init_table_field(root, &name,
Record_addr(maybe_null),
*this, new_table);