--先创建一个序列
CREATE SEQUENCE SEQ_T_GM_COMMUNITY
INCREMENT BY 1
MAXVALUE 9999999999999999999999999999
MINVALUE 1
CYCLE
CACHE 20 ORDER;
--创建一个触发器
create or replace trigger "BI_T_GM_COMMUNITY"
before insert on "T_GM_COMMUNITY"
for each row
begin
if :NEW."ID" is null then
select "SEQ_T_GM_COMMUNITY".nextval into :NEW."ID" from sys.dual;
end if;
end;
--创建一张表
--创建一张表
create table T_GM_COMMUNITY (
ID NUMBER(8) PRIMARY KEY,
NAME VARCHAR2(100) NOT NULL,
HEAD_IMG VARCHAR2(150) NOT NULL,
CREATE_DATE DATE DEFAULT SYSDATE,
TITLE VARCHAR(200) NOT NULL,
PRAISE NUMBER(8) DEFAULT 0,
REPLY NUMBER(8) DEFAULT 0,
TRANSPOND NUMBER(8) DEFAULT 0
)