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MDEV-11468 JSON_UNQUOTE returns incorrect results.

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Now return the argument's value when error.
This commit is contained in:
Alexey Botchkov
2016-12-06 00:34:25 +04:00
parent 0009f4a441
commit 3743b4c3ef
3 changed files with 6 additions and 2 deletions
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3
mysql-test/r/func_json.result
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@ -277,6 +277,9 @@ drop table t1;
select json_unquote('"abc"');
json_unquote('"abc"')
abc
select json_unquote('abc');
json_unquote('abc')
abc
select json_object("a", json_object("b", "abcd"));
json_object("a", json_object("b", "abcd"))
{"a": {"b": "abcd"}}

1
mysql-test/t/func_json.test
View File

@ -121,6 +121,7 @@ drop table t1;
select json_unquote('"abc"');
select json_unquote('abc');
select json_object("a", json_object("b", "abcd"));
select json_object("a", '{"b": "abcd"}');

4
sql/item_jsonfunc.cc
View File

@ -359,8 +359,8 @@ String *Item_func_json_unquote::val_str(String *str)
return str;
error:
null_value= 1;
return 0;
/* We just return the argument's value in the case of error. */
return js;
}