oracle创建序列seq

创建名为QUEUQ_ID_SEQ 的序列

CREATE SEQUENCE QUEUQ_ID_SEQ START WITH 1 MAXVALUE
999999999999999999999999999 MINVALUE 1 NOCYCLE CACHE 10
NOORDER;

给表hexy_sms_task增加FAILURE_COUNT列,默认值为0
alter table hexy_sms_task add(FAILURE_COUNT NUMBER(10) default 0)

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转载自blog.csdn.net/xdy1120/article/details/82977022