1** Setup **
2
3SET @session_time_zone = @@SESSION.time_zone;
4SET @global_time_zone = @@GLOBAL.time_zone;
5CREATE TABLE t1 (a datetime);
6CREATE TABLE t2 (a timestamp);
7'#-----------------------------FN_DYNVARS_177_01--------------------#'
8SET @@time_zone = DEFAULT;
9SELECT @@time_zone;
10@@time_zone
11SYSTEM
12SYSTEM Expected
13'#-----------------------------FN_DYNVARS_177_02-------------------#'
14SET @@time_zone = '+05:00';
15SELECT @@time_zone;
16@@time_zone
17+05:00
18+05:00 Expected
19SET @@time_zone = '-01:00';
20SELECT @@time_zone;
21@@time_zone
22-01:00
23-01:00 Expected
24SET @@time_zone = '+00:00';
25SELECT @@time_zone;
26@@time_zone
27+00:00
28+00:00 Expected
29SET @@time_zone = '-00:00';
30SELECT @@time_zone;
31@@time_zone
32+00:00
33-00:00 Expected
34'#-----------------------------FN_DYNVARS_177_03----------------#'
35SET @@time_zone = '+00:00';
36INSERT INTO t1 VALUES('2008-03-05 16:28:00');
37INSERT INTO t1 VALUES('1970-01-01 00:05:00'),('1970-01-01 01:05:00');
38INSERT INTO t2 VALUES(20080305162800);
39INSERT INTO t2 VALUES(19730101235900);
40INSERT INTO t2 VALUES('1970-01-01 00:05:00'),('1970-01-01 01:05:00');
41INSERT INTO t2 VALUES(19700101000500);
42SELECT a,UNIX_TIMESTAMP(a) FROM t1;
43a	UNIX_TIMESTAMP(a)
442008-03-05 16:28:00	1204734480
451970-01-01 00:05:00	300
461970-01-01 01:05:00	3900
47SELECT a,UNIX_TIMESTAMP(a) FROM t2;
48a	UNIX_TIMESTAMP(a)
492008-03-05 16:28:00	1204734480
501973-01-01 23:59:00	94780740
511970-01-01 00:05:00	300
521970-01-01 01:05:00	3900
531970-01-01 00:05:00	300
54SET @@time_zone = 'MET';
55SELECT a,UNIX_TIMESTAMP(a) FROM t1;
56a	UNIX_TIMESTAMP(a)
572008-03-05 16:28:00	1204730880
581970-01-01 00:05:00	0
591970-01-01 01:05:00	300
60SELECT a,UNIX_TIMESTAMP(a) FROM t2;
61a	UNIX_TIMESTAMP(a)
622008-03-05 17:28:00	1204734480
631973-01-02 00:59:00	94780740
641970-01-01 01:05:00	300
651970-01-01 02:05:00	3900
661970-01-01 01:05:00	300
67SET @@time_zone = '+05:00';
68SELECT a,UNIX_TIMESTAMP(a) FROM t1;
69a	UNIX_TIMESTAMP(a)
702008-03-05 16:28:00	1204716480
711970-01-01 00:05:00	0
721970-01-01 01:05:00	0
73SELECT a,UNIX_TIMESTAMP(a) FROM t2;
74a	UNIX_TIMESTAMP(a)
752008-03-05 21:28:00	1204734480
761973-01-02 04:59:00	94780740
771970-01-01 05:05:00	300
781970-01-01 06:05:00	3900
791970-01-01 05:05:00	300
80SET @@time_zone = '+06:00';
81SELECT a,UNIX_TIMESTAMP(a) FROM t1;
82a	UNIX_TIMESTAMP(a)
832008-03-05 16:28:00	1204712880
841970-01-01 00:05:00	0
851970-01-01 01:05:00	0
86SELECT a,UNIX_TIMESTAMP(a) FROM t2;
87a	UNIX_TIMESTAMP(a)
882008-03-05 22:28:00	1204734480
891973-01-02 05:59:00	94780740
901970-01-01 06:05:00	300
911970-01-01 07:05:00	3900
921970-01-01 06:05:00	300
93SET @@time_zone = '+01:00';
94SELECT a,UNIX_TIMESTAMP(a) FROM t1;
95a	UNIX_TIMESTAMP(a)
962008-03-05 16:28:00	1204730880
971970-01-01 00:05:00	0
981970-01-01 01:05:00	300
99SELECT a,UNIX_TIMESTAMP(a) FROM t2;
100a	UNIX_TIMESTAMP(a)
1012008-03-05 17:28:00	1204734480
1021973-01-02 00:59:00	94780740
1031970-01-01 01:05:00	300
1041970-01-01 02:05:00	3900
1051970-01-01 01:05:00	300
106SET @@time_zone = '+02:00';
107SELECT a,UNIX_TIMESTAMP(a) FROM t1;
108a	UNIX_TIMESTAMP(a)
1092008-03-05 16:28:00	1204727280
1101970-01-01 00:05:00	0
1111970-01-01 01:05:00	0
112SELECT a,UNIX_TIMESTAMP(a) FROM t2;
113a	UNIX_TIMESTAMP(a)
1142008-03-05 18:28:00	1204734480
1151973-01-02 01:59:00	94780740
1161970-01-01 02:05:00	300
1171970-01-01 03:05:00	3900
1181970-01-01 02:05:00	300
119SET @@time_zone = '+00:00';
120SELECT a,UNIX_TIMESTAMP(a) FROM t1;
121a	UNIX_TIMESTAMP(a)
1222008-03-05 16:28:00	1204734480
1231970-01-01 00:05:00	300
1241970-01-01 01:05:00	3900
125SELECT a,UNIX_TIMESTAMP(a) FROM t2;
126a	UNIX_TIMESTAMP(a)
1272008-03-05 16:28:00	1204734480
1281973-01-01 23:59:00	94780740
1291970-01-01 00:05:00	300
1301970-01-01 01:05:00	3900
1311970-01-01 00:05:00	300
132SET @@time_zone = '+06:00';
133SELECT a,UNIX_TIMESTAMP(a) FROM t1;
134a	UNIX_TIMESTAMP(a)
1352008-03-05 16:28:00	1204712880
1361970-01-01 00:05:00	0
1371970-01-01 01:05:00	0
138SELECT a,UNIX_TIMESTAMP(a) FROM t2;
139a	UNIX_TIMESTAMP(a)
1402008-03-05 22:28:00	1204734480
1411973-01-02 05:59:00	94780740
1421970-01-01 06:05:00	300
1431970-01-01 07:05:00	3900
1441970-01-01 06:05:00	300
145Potential Feature: upon recovery of timezone,
146the original value of the timestamp should be recovered.
147'#-----------------------------FN_DYNVARS_177_04--------------------#'
148SET @@time_zone = '6';
149ERROR HY000: Unknown or incorrect time zone: '6'
150'#-----------------------------FN_DYNVARS_177_05---------------#'
151SET GLOBAL time_zone = 'SYSTEM';
152** Connecting con_int1 using root **
153** Connection con_int1 **
154SELECT @@SESSION.time_zone;
155@@SESSION.time_zone
156SYSTEM
157SYSTEM Expected
158SET SESSION time_zone = '+05:00';
159** Connecting con_int2 using root **
160** Connection con_int2 **
161SELECT @@SESSION.time_zone;
162@@SESSION.time_zone
163SYSTEM
164SYSTEM Expected
165SET SESSION time_zone = '-10:00';
166** Connection con_int2 **
167SELECT @@SESSION.time_zone;
168@@SESSION.time_zone
169-10:00
170-10:00 Expected
171** Connection con_int1 **
172SELECT @@SESSION.time_zone;
173@@SESSION.time_zone
174+05:00
175+05:00 Expected
176SELECT @@GLOBAL.time_zone;
177@@GLOBAL.time_zone
178SYSTEM
179SYSTEM Expected
180** Connection default **
181Disconnecting Connections con_int1, con_int2
182SET @@SESSION.time_zone = @session_time_zone;
183SET @@GLOBAL.time_zone = @global_time_zone;
184DROP TABLE t1;
185DROP TABLE t2;
186