insert into workflow_base(id, workflow_name) values (#{id}, #{workflowName});
insert into Author (username,password,email,bio)
values (#{username},#{password},#{email},#{bio})
select AuthorSeq.nextval from dual
insert into Author
(id, username, password, email,bio, favourite_section)
values
(#{id}, #{username}, #{password}, #{email}, #{bio}, #{favouriteSection,jdbcType=VARCHAR})
insert into Author (username, password, email, bio) values
(#{item.username}, #{item.password}, #{item.email}, #{item.bio})
update author set name = #{name} where id = #{id}
delete from author where id = #{id}
select blog.id,blog.name,author.name authorName, author.sex from blog, author
where blog.author = author.id