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Fix 11 "fetch from view returns wrong data"

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Wrong method for creating temporary field was choosen, which results in
sending int field with int header but lonlong data.

Test case is added to mysql_client_test.c because client library is required
to test the bug.
This commit is contained in:
evgen@moonbone.local
2005-06-15 01:57:40 +04:00
parent a99599bc1a
commit bff2fd8d7b
3 changed files with 63 additions and 2 deletions
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14
sql/sql_select.cc
View File

@ -7957,6 +7957,19 @@ Field *create_tmp_field(THD *thd, TABLE *table,Item *item, Item::Type type,
modify_item ? (Item_field*) item : NULL,
convert_blob_length);
}
case Item::REF_ITEM:
if ( ((Item_ref*)item)->real_item()->type() == Item::FIELD_ITEM)
{
Item_field *field= (Item_field*) *((Item_ref*)item)->ref;
Field *new_field= create_tmp_field_from_field(thd,
(*from_field= field->field),
item->name, table,
NULL,
convert_blob_length);
if (modify_item)
item->set_result_field(new_field);
return new_field;
}
case Item::FUNC_ITEM:
case Item::COND_ITEM:
case Item::FIELD_AVG_ITEM:
@ -7968,7 +7981,6 @@ Field *create_tmp_field(THD *thd, TABLE *table,Item *item, Item::Type type,
case Item::REAL_ITEM:
case Item::DECIMAL_ITEM:
case Item::STRING_ITEM:
case Item::REF_ITEM:
case Item::NULL_ITEM:
case Item::VARBIN_ITEM:
return create_tmp_field_from_item(thd, item, table, copy_func, modify_item,