DROP DATABASE IF EXISTS mcs175_db;
CREATE DATABASE mcs175_db;
USE mcs175_db;
SET default_storage_engine=Columnstore;
CREATE TABLE t1 (a CHAR(1), b INT, c DATETIME, d DOUBLE);
INSERT INTO t1 VALUES ('', NULL, '0-0-0', NULL),('a', 12, '1212-12-12', 1.19691E+100),('b', 13, '1313-3-13 13:13:13', 2.1961E+18),('c', 14, '1414-4-14', 0.16191),('d', 15, '2015-5-15 15:15:15', 1.971917);
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` char(1) DEFAULT NULL,
  `b` int(11) DEFAULT NULL,
  `c` datetime DEFAULT NULL,
  `d` double DEFAULT NULL
) ENGINE=Columnstore DEFAULT CHARSET=latin1
SELECT CONVERT(123, CHAR);
CONVERT(123, CHAR)
123
SELECT CONVERT("14:06:10", TIME);
CONVERT("14:06:10", TIME)
14:06:10
SELECT CONVERT("columnstore" USING latin1);
CONVERT("columnstore" USING latin1)
columnstore
SELECT CONVERT('abcd', BINARY);
CONVERT('abcd', BINARY)
abcd
SELECT CONVERT(-123, UNSIGNED);
CONVERT(-123, UNSIGNED)
18446744073709551493
Warnings:
Note	1105	Cast to unsigned converted negative integer to it's positive complement
SELECT CONV(123, 10, 2);
CONV(123, 10, 2)
1111011
SELECT CONV(123, 8, 2);
CONV(123, 8, 2)
1010011
SELECT CONV(2011, 10, 16);
CONV(2011, 10, 16)
7DB
SELECT CONV(101011, 2, 10);
CONV(101011, 2, 10)
43
SELECT CONVERT(c, DATE) FROM t1;
CONVERT(c, DATE)
0000-00-00
1212-12-12
1313-03-13
1414-04-14
2015-05-15
SELECT CONVERT(c, TIME) FROM t1;
CONVERT(c, TIME)
00:00:00
00:00:00
13:13:13
00:00:00
15:15:15
SELECT CONVERT(b, CHAR) FROM t1;
CONVERT(b, CHAR)
NULL
12
13
14
15
SELECT CONVERT(b, SIGNED) FROM t1;
CONVERT(b, SIGNED)
NULL
12
13
14
15
SELECT b, CONV(b, 10, 2) FROM t1;
b	CONV(b, 10, 2)
NULL	NULL
12	1100
13	1101
14	1110
15	1111
SELECT b, CONV(b, 10, 8) FROM t1;
b	CONV(b, 10, 8)
NULL	NULL
12	14
13	15
14	16
15	17
SELECT b, CONV(b, 10, 16) FROM t1;
b	CONV(b, 10, 16)
NULL	NULL
12	C
13	D
14	E
15	F
SELECT d, CONV(d, 10, 2) FROM t1;
d	CONV(d, 10, 2)
NULL	NULL
1.19691e100	1
2.1961e18	10
0.16191	0
1.971917	1
SELECT d, CONV(d, 10, 16) FROM t1;
d	CONV(d, 10, 16)
NULL	NULL
1.19691e100	1
2.1961e18	2
0.16191	0
1.971917	1
DROP DATABASE mcs175_db;