32-bit timestamp values support

MariaDB [test]> create table t (a timestamp) engine=Columnstore;

Query OK, 0 rows affected (0.760 sec)

MariaDB [test]> insert into t values ('2030-01-01 00:00:00');

Query OK, 1 row affected (1.209 sec)

MariaDB [test]> insert into t values ('2040-01-01 00:00:00');

ERROR 1264 (22003): CAL0001: MCS-2025: Data truncated for column 'a'   

MariaDB [test]> show warnings;

+-------+------+-----------------------------------------------------+

| Level | Code | Message                                             |

+-------+------+-----------------------------------------------------+

| Error | 1264 | CAL0001: MCS-2025: Data truncated for column 'a'    |

| Error | 1036 | Table 't' is read only                              |

+-------+------+-----------------------------------------------------+

2 rows in set (0.000 sec)

MariaDB [test]> insert into t values ('2038-01-01 00:00:00');

Query OK, 1 row affected (0.125 sec)