set GLOBAL sql_mode="";
set LOCAL sql_mode="";
CREATE TABLE t1 (a int(11), b varchar(32));
INSERT INTO t1 VALUES (7,'ggggggg'),(1,'a'),(3,'ccc'),(4,'dddd'),(1,'A'),
(2,'BB'),(4,'DDDD'),(5,'EEEEE'),(7,'GGGGGGG'),(2,'bb');
CREATE VIEW v1 AS SELECT a, UPPER(b) FROM t1;
connect  root,localhost,root,,test;
connection root;
CREATE DATABASE mysqltest;
CREATE TABLE mysqltest.t1 SELECT * FROM t1;
GRANT DELETE ON mysqltest.* TO mysqltest_1@localhost;
GRANT SELECT(b) ON mysqltest.t1 TO mysqltest_1@localhost;
GRANT SELECT ON test.* TO mysqltest_1@localhost;
connect  user1,localhost,mysqltest_1,,test;
connection user1;
DELETE FROM mysqltest.t1 WHERE a=2 RETURNING b;
ERROR 42000: SELECT command denied to user 'mysqltest_1'@'localhost' for column 'a' in table 't1'
DELETE FROM  mysqltest.t1 RETURNING b;
b
ggggggg
a
ccc
dddd
A
BB
DDDD
EEEEE
GGGGGGG
bb
connection root;
SELECT * FROM mysqltest.t1;
a	b
INSERT INTO mysqltest.t1 SELECT * FROM t1;
GRANT SELECT(a) ON mysqltest.t1 TO mysqltest_1@localhost;
DELETE FROM mysqltest.t1 WHERE a=2 RETURNING b;
b
bb
BB
SELECT * FROM mysqltest.t1;
a	b
7	GGGGGGG
5	EEEEE
4	DDDD
1	A
4	dddd
3	ccc
1	a
7	ggggggg
INSERT INTO mysqltest.t1 SELECT * FROM t1;
connection root;
CREATE VIEW mysqltest.v1(a) AS SELECT a FROM mysqltest.t1;
GRANT SELECT, INSERT ON mysqltest.t1 TO mysqltest_1@localhost;
connection user1;
DELETE FROM mysqltest.v1;
SELECT * FROM mysqltest.t1;
a	b
INSERT INTO mysqltest.t1 SELECT * FROM t1;
DELETE FROM mysqltest.v1 RETURNING a;
ERROR 42000: SELECT command denied to user 'mysqltest_1'@'localhost' for column 'a' in table 'v1'
connection root;
GRANT SELECT ON mysqltest.* TO mysqltest_1@localhost;
connection user1;
DELETE FROM mysqltest.v1 RETURNING a;
a
7
1
3
4
1
2
4
5
7
2
SELECT * FROM mysqltest.t1;
a	b
INSERT INTO mysqltest.t1 SELECT * FROM t1;
connection root;
DROP DATABASE mysqltest;
disconnect user1;
DROP USER mysqltest_1@localhost;
DROP VIEW v1;
DROP TABLE t1;
set GLOBAL sql_mode=default;