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A fix (bug #6564: QUOTE(NULL) returns NULL, not the string 'NULL')

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unknown
2004-11-11 18:20:40 +04:00
parent ce62fb28c0
commit baf1c89e3d
3 changed files with 21 additions and 4 deletions
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5
mysql-test/r/func_str.result
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@ -167,6 +167,9 @@ length(quote(concat(char(0),"test")))
select hex(quote(concat(char(224),char(227),char(230),char(231),char(232),char(234),char(235))));
hex(quote(concat(char(224),char(227),char(230),char(231),char(232),char(234),char(235))))
27E0E3E6E7E8EAEB27
select concat('a', quote(NULL));
concat('a', quote(NULL))
aNULL
select reverse("");
reverse("")
@ -278,7 +281,7 @@ insert into t1 values ('one'),(NULL),('two'),('four');
select a, quote(a), isnull(quote(a)), quote(a) is null, ifnull(quote(a), 'n') from t1;
a quote(a) isnull(quote(a)) quote(a) is null ifnull(quote(a), 'n')
one 'one' 0 0 'one'
NULL NULL 1 1 n
NULL NULL 0 0 NULL
two 'two' 0 0 'two'
four 'four' 0 0 'four'
drop table t1;