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5.0-bugteam->5.1-bugteam merge

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This commit is contained in:
Sergey Glukhov 2009-03-19 13:26:12 +04:00
commit 2ea2cc02c3
4 changed files with 52 additions and 2 deletions
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2
client/mysql.cc
View file

@ -1200,7 +1200,7 @@ int main(int argc,char *argv[])
#endif
sprintf(buff, "%s",
#ifndef NOT_YET
"Type 'help;' or '\\h' for help. Type '\\c' to clear the buffer.\n");
"Type 'help;' or '\\h' for help. Type '\\c' to clear the current input statement.\n");
#else
"Type 'help [[%]function name[%]]' to get help on usage of function.\n");
#endif

19
mysql-test/r/ctype_collate.result
View file

@ -611,3 +611,22 @@ check table t1 extended;
Table Op Msg_type Msg_text
test.t1 check status OK
drop table t1;
select least(_latin1'a',_latin2'b',_latin5'c' collate latin5_turkish_ci);
least(_latin1'a',_latin2'b',_latin5'c' collate latin5_turkish_ci)
a
create table t1
select least(_latin1'a',_latin2'b',_latin5'c' collate latin5_turkish_ci) as f1;
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`f1` varchar(1) CHARACTER SET latin5 NOT NULL DEFAULT ''
) ENGINE=MyISAM DEFAULT CHARSET=latin1
drop table t1;
select case _latin1'a' when _latin2'b' then 1 when _latin5'c' collate
latin5_turkish_ci then 2 else 3 end;
case _latin1'a' when _latin2'b' then 1 when _latin5'c' collate
latin5_turkish_ci then 2 else 3 end
3
select concat(_latin1'a',_latin2'b',_latin5'c' collate latin5_turkish_ci);
concat(_latin1'a',_latin2'b',_latin5'c' collate latin5_turkish_ci)
abc

14
mysql-test/t/ctype_collate.test
View file

@ -229,3 +229,17 @@ insert into t1 set a=0x6c;
insert into t1 set a=0x4c98;
check table t1 extended;
drop table t1;
#
# Bug#41627 Illegal mix of collations in LEAST / GREATEST / CASE
#
select least(_latin1'a',_latin2'b',_latin5'c' collate latin5_turkish_ci);
create table t1
select least(_latin1'a',_latin2'b',_latin5'c' collate latin5_turkish_ci) as f1;
show create table t1;
drop table t1;
select case _latin1'a' when _latin2'b' then 1 when _latin5'c' collate
latin5_turkish_ci then 2 else 3 end;
select concat(_latin1'a',_latin2'b',_latin5'c' collate latin5_turkish_ci);

19
sql/item.cc
View file

@ -1531,7 +1531,8 @@ bool DTCollation::aggregate(DTCollation &dt, uint flags)
else
{
// Cannot apply conversion
set(0, DERIVATION_NONE, 0);
set(&my_charset_bin, DERIVATION_NONE,
(dt.repertoire|repertoire));
return 1;
}
}
@ -1614,15 +1615,31 @@ bool agg_item_collations(DTCollation &c, const char *fname,
{
uint i;
Item **arg;
bool unknown_cs= 0;
c.set(av[0]->collation);
for (i= 1, arg= &av[item_sep]; i < count; i++, arg++)
{
if (c.aggregate((*arg)->collation, flags))
{
if (c.derivation == DERIVATION_NONE &&
c.collation == &my_charset_bin)
{
unknown_cs= 1;
continue;
}
my_coll_agg_error(av, count, fname, item_sep);
return TRUE;
}
}
if (unknown_cs &&
c.derivation != DERIVATION_EXPLICIT)
{
my_coll_agg_error(av, count, fname, item_sep);
return TRUE;
}
if ((flags & MY_COLL_DISALLOW_NONE) &&
c.derivation == DERIVATION_NONE)
{