update film set ziduan =ziduan || '新内容' where id=1 SQL code??12345create table film(ziduan varchar(64));sqlite> insert into film values('abc');sqlite> update film set ziduan=ziduan || ……
create table film(ziduan varchar(64)); sqlite> insert into film values('abc'); sqlite> update film set ziduan=ziduan || ' new content'; sqlite> select * from film; abc new content
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