database/mariadb
1
0
Fork 0
mirror of https://github.com/MariaDB/server.git synced 2025-07-29 05:21:33 +03:00
Code Activity

patch for task WL 1941 "NO_C_ESCAPE sql_mode"

Browse Source 
mysql-test/r/sql_mode.result:
  added test for WL 1941 "NO_C_ESCAPE sql_mode"
mysql-test/t/sql_mode.test:
  added test for WL 1941 "NO_C_ESCAPE sql_mode"
sql/mysql_priv.h:
  added MODE_NO_BACKSLASH_ESCAPES
sql/mysqld.cc:
  added mode NO_BACKSLASH_ESCAPES
sql/sql_lex.cc:
  added test for MODE_NO_BACKSLASH_ESCAPES when testing escaped character
sql/sql_yacc.yy:
  added using of "" as escape by default
   in LIKE function if MODE_NO_BACKSLASH_ESCAPES
This commit is contained in:
unknown
2004-07-07 17:26:43 +05:00
parent fa5f9d64af
commit a772701340
6 changed files with 353 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

95
mysql-test/t/sql_mode.test
View File

@ -28,3 +28,98 @@ set sql_mode="postgresql,oracle,mssql,db2,maxdb";
select @@sql_mode;
show create table t1;
drop table t1;
#
# test for
# WL 1941 "NO_C_ESCAPES sql_mode"
#
# an sql_mode to disable \n, \r, \b, etc escapes in string literals. actually, to
# disable special meaning of backslash completely. It's not in the SQL standard
# and it causes some R/3 tests to fail.
#
SET @OLD_SQL_MODE=@@SQL_MODE, @@SQL_MODE='';
show local variables like 'SQL_MODE';
CREATE TABLE t1 (p int not null auto_increment, a varchar(20), primary key(p));
INSERT t1 (a) VALUES
('\\'),
('\n'),
('\b'),
('\r'),
('\t'),
('\x'),
('\a'),
('\aa'),
('\\a'),
('\\aa'),
('_'),
('\_'),
('\\_'),
('\\\_'),
('\\\\_'),
('%'),
('\%'),
('\\%'),
('\\\%'),
('\\\\%')
;
SELECT p, hex(a) FROM t1;
delete from t1 where a in ('\n','\r','\t', '\b');
select
masks.p,
masks.a as mask,
examples.a as example
from
t1 as masks
left join t1 as examples on examples.a LIKE masks.a
order by masks.p, example;
DROP TABLE t1;
SET @@SQL_MODE='NO_BACKSLASH_ESCAPES';
show local variables like 'SQL_MODE';
CREATE TABLE t1 (p int not null auto_increment, a varchar(20), primary key(p));
INSERT t1 (a) VALUES
('\\'),
('\n'),
('\b'),
('\r'),
('\t'),
('\x'),
('\a'),
('\aa'),
('\\a'),
('\\aa'),
('_'),
('\_'),
('\\_'),
('\\\_'),
('\\\\_'),
('%'),
('\%'),
('\\%'),
('\\\%'),
('\\\\%')
;
SELECT p, hex(a) FROM t1;
delete from t1 where a in ('\n','\r','\t', '\b');
select
masks.p,
masks.a as mask,
examples.a as example
from
t1 as masks
left join t1 as examples on examples.a LIKE masks.a
order by masks.p, example;
DROP TABLE t1;
SET @@SQL_MODE=@OLD_SQL_MODE;