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Bug#12363

character_set_results is nullable, but value_ptr returns string "NULL"

set_var.cc:
  Create Item_null instead of Item_string for NULL values

variables.result, variables.test:
  adding test case
This commit is contained in:
bar@mysql.com
2005-08-30 17:11:59 +05:00
parent d61780999b
commit 3ff1acb8db
3 changed files with 23 additions and 4 deletions

View File

@ -491,3 +491,8 @@ SHOW VARIABLES LIKE 'table_cache';
Variable_name Value
table_cache 1
SET GLOBAL table_cache=DEFAULT;
set character_set_results=NULL;
select ifnull(@@character_set_results,"really null");
ifnull(@@character_set_results,"really null")
really null
set names latin1;