mariadb/mysql-test/r/func_if.result
unknown bbab9ec678 Merge with 4.0 for 4.1 release
Noteworthy:
- New HANDLER code
- New multi-update-grant-check code
- Table lock code in ha_innodb.cc was not applied


BitKeeper/etc/logging_ok:
  auto-union
BitKeeper/deleted/.del-ctype-latin1_de.c~c5d8f9208bceb98e:
  Auto merged
Build-tools/mysql-copyright-2:
  Auto merged
acinclude.m4:
  Auto merged
client/mysqladmin.c:
  Auto merged
client/mysqldump.c:
  Auto merged
include/config-win.h:
  Auto merged
include/my_global.h:
  Auto merged
include/myisam.h:
  Auto merged
innobase/btr/btr0btr.c:
  Auto merged
innobase/buf/buf0buf.c:
  Auto merged
ltmain.sh:
  Auto merged
innobase/dict/dict0dict.c:
  Auto merged
innobase/fsp/fsp0fsp.c:
  Auto merged
innobase/include/dict0dict.h:
  Auto merged
innobase/include/row0mysql.h:
  Auto merged
innobase/log/log0log.c:
  Auto merged
innobase/log/log0recv.c:
  Auto merged
innobase/pars/pars0opt.c:
  Auto merged
innobase/row/row0row.c:
  Auto merged
innobase/sync/sync0arr.c:
  Auto merged
innobase/ut/ut0dbg.c:
  Auto merged
myisam/mi_check.c:
  Auto merged
myisam/mi_close.c:
  Auto merged
myisam/mi_create.c:
  Auto merged
myisam/mi_locking.c:
  Auto merged
myisam/myisampack.c:
  Auto merged
mysql-test/r/delete.result:
  Auto merged
mysql-test/r/func_if.result:
  Auto merged
Build-tools/mysql-copyright:
  Merge with 4.0 (too most of the code from 4.0)
Makefile.am:
  merge
client/mysql.cc:
  Used 4.1 code
configure.in:
  merge
innobase/os/os0file.c:
  merge
innobase/row/row0mysql.c:
  merge
mysql-test/r/ctype_latin1_de.result:
  merge
mysql-test/r/flush_table.result:
  merge
mysql-test/r/func_str.result:
  merge
mysql-test/r/handler.result:
  merge
mysql-test/r/multi_update.result:
  merge
mysql-test/r/type_timestamp.result:
  Removed testing of 'new' mode, as this is only relevant for 4.0
mysql-test/r/update.result:
  merge
mysql-test/t/delete.test:
  merge
mysql-test/t/flush_table.test:
  merge
mysql-test/t/func_str.test:
  merge
mysql-test/t/handler.test:
  merge
mysql-test/t/multi_update.test:
  merge
mysql-test/t/type_timestamp.test:
  Removed testing of 'new' mode, as this is only relevant for 4.0
mysql-test/t/update.test:
  merge
mysys/errors.c:
  merge
mysys/my_fstream.c:
  merge
mysys/my_pread.c:
  merge
mysys/my_write.c:
  merge
mysys/mysys_priv.h:
  merge
scripts/mysqlhotcopy.sh:
  merge
sql/field.cc:
  Keep code from 4.1
sql/field.h:
  Keep code from 4.1
sql/ha_innodb.cc:
  Don't merge lock code from 4.0; Heikki will look at this
sql/ha_myisam.cc:
  merge
sql/handler.cc:
  merge
sql/item_cmpfunc.cc:
  merge
sql/item_cmpfunc.h:
  merge
sql/item_strfunc.cc:
  merge
sql/mysql_priv.h:
  merge
sql/mysqld.cc:
  merge
sql/protocol.cc:
  merge
sql/records.cc:
  merge
sql/repl_failsafe.cc:
  merge
mysql-test/r/lock_multi.result:
  merge
mysql-test/t/ctype_latin1_de.test:
  merge
mysql-test/t/func_if.test:
  merge
mysql-test/t/lock_multi.test:
  merge
sql/repl_failsafe.h:
  merge
  Remove unnessessary header protection
sql/slave.h:
  merge
sql/sql_acl.cc:
  merge
sql/sql_base.cc:
  merge
sql/sql_cache.cc:
  auto merge
sql/sql_class.cc:
  merge
sql/sql_class.h:
  merge
sql/sql_delete.cc:
  merge
sql/sql_handler.cc:
  Get new HANDLER code into 4.1
sql/sql_parse.cc:
  Keep old file
sql/sql_repl.cc:
  merge
sql/sql_repl.h:
  merge
sql/sql_show.cc:
  merge
sql/sql_table.cc:
  merge
sql/sql_union.cc:
  Applied the examine_rows bug fix from 4.0 by hand
sql/sql_update.cc:
  New multi-update-grant-check code from 4.0
sql/sql_yacc.yy:
  New multi-update-grant-check code from 4.0
sql/stacktrace.c:
  merge
sql/table.h:
  merge
2004-10-06 19:14:33 +03:00

88 lines
2.4 KiB
Text

drop table if exists t1;
select IF(0,"ERROR","this"),IF(1,"is","ERROR"),IF(NULL,"ERROR","a"),IF(1,2,3)|0,IF(1,2.0,3.0)+0 ;
IF(0,"ERROR","this") IF(1,"is","ERROR") IF(NULL,"ERROR","a") IF(1,2,3)|0 IF(1,2.0,3.0)+0
this is a 2 2.0
CREATE TABLE t1 (st varchar(255) NOT NULL, u int(11) NOT NULL) ENGINE=MyISAM;
INSERT INTO t1 VALUES ('a',1),('A',1),('aa',1),('AA',1),('a',1),('aaa',0),('BBB',0);
select if(1,st,st) s from t1 order by s;
s
a
A
a
aa
AA
aaa
BBB
select if(u=1,st,st) s from t1 order by s;
s
a
A
a
aa
AA
aaa
BBB
select if(u=1,binary st,st) s from t1 order by s;
s
A
AA
BBB
a
a
aa
aaa
select if(u=1,st,binary st) s from t1 where st like "%a%" order by s;
s
A
AA
a
a
aa
aaa
explain extended select if(u=1,st,binary st) s from t1 where st like "%a%" order by s;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 7 Using where; Using filesort
Warnings:
Note 1003 select if((test.t1.u = 1),test.t1.st,cast(test.t1.st as char charset binary)) AS `s` from test.t1 where (test.t1.st like _latin1'%a%') order by if((test.t1.u = 1),test.t1.st,cast(test.t1.st as char charset binary))
select nullif(u=0, 'test') from t1;
nullif(u=0, 'test')
NULL
NULL
NULL
NULL
NULL
1
1
explain extended select nullif(u=0, 'test') from t1;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 7
Warnings:
Note 1003 select nullif((test.t1.u = 0),_latin1'test') AS `nullif(u=0, 'test')` from test.t1
drop table t1;
select NULLIF(NULL,NULL), NULLIF(NULL,1), NULLIF(NULL,1.0), NULLIF(NULL,"test");
NULLIF(NULL,NULL) NULLIF(NULL,1) NULLIF(NULL,1.0) NULLIF(NULL,"test")
NULL NULL NULL NULL
select NULLIF(1,NULL), NULLIF(1.0, NULL), NULLIF("test", NULL);
NULLIF(1,NULL) NULLIF(1.0, NULL) NULLIF("test", NULL)
1 1.0 test
create table t1 (num double(12,2));
insert into t1 values (144.54);
select sum(if(num is null,0.00,num)) from t1;
sum(if(num is null,0.00,num))
144.54
drop table t1;
create table t1 (x int, y int);
insert into t1 values (0,6),(10,16),(20,26),(30,10),(40,46),(50,56);
select min(if(y -x > 5,y,NULL)), max(if(y - x > 5,y,NULL)) from t1;
min(if(y -x > 5,y,NULL)) max(if(y - x > 5,y,NULL))
6 56
drop table t1;
create table t1 (a int);
insert t1 values (1),(2);
select if(1>2,a,avg(a)) from t1;
if(1>2,a,avg(a))
1.5000
drop table t1;
SELECT NULLIF(5,5) IS NULL, NULLIF(5,5) IS NOT NULL;
NULLIF(5,5) IS NULL NULLIF(5,5) IS NOT NULL
1 0