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SELECT VERSION();
VERSION() |
---|
10.6.9-MariaDB-1:10.6.9+maria~deb11 |
DROP TABLE IF EXISTS `t1`;
DROP SEQUENCE IF EXISTS `s1`;
CREATE SEQUENCE IF NOT EXISTS `s1`;
CREATE TABLE IF NOT EXISTS `t1` (
`a` BIGINT UNSIGNED NOT NULL PRIMARY KEY
DEFAULT (NEXT VALUE FOR `s1`),
`b` CHAR(1) NOT NULL
) ENGINE=InnoDB;
SHOW CREATE TABLE `s1`;
INSERT INTO `t1` (`b`) VALUES ('a');
INSERT INTO `t1` (`b`) VALUES ('b'), ('c');
INSERT INTO `t1` (`b`) VALUES ('d');
INSERT INTO `t1` (`b`)
SELECT `c`
FROM (
SELECT 'e' `c`
UNION
SELECT 'f' `c`
UNION
SELECT 'g' `c`
) `der`;
SELECT
`a`, `b`
FROM
`t1`;
Table | Create Table |
---|---|
s1 | CREATE TABLE `s1` ( `next_not_cached_value` bigint(21) NOT NULL, `minimum_value` bigint(21) NOT NULL, `maximum_value` bigint(21) NOT NULL, `start_value` bigint(21) NOT NULL COMMENT 'start value when sequences is created or value if RESTART is used', `increment` bigint(21) NOT NULL COMMENT 'increment value', `cache_size` bigint(21) unsigned NOT NULL, `cycle_option` tinyint(1) unsigned NOT NULL COMMENT '0 if no cycles are allowed, 1 if the sequence should begin a new cycle when maximum_value is passed', `cycle_count` bigint(21) NOT NULL COMMENT 'How many cycles have been done' ) ENGINE=InnoDB SEQUENCE=1 |
a | b |
---|---|
1 | a |
2 | b |
3 | c |
4 | d |
6 | e |
8 | f |
10 | g |