<insert id="insert" useGeneratedKeys="true" keyProperty="id" parameterType="com.core.entity.Problem">
INSERT INTO problem(u_id,data,date,img_url) VALUES (#{uId},#{data},sysdate(),#{imgUrl})
</insert>
<insert id="insert" useGeneratedKeys="true" keyProperty="id" parameterType="com.core.entity.Problem">
INSERT INTO problem(u_id,data,date,img_url) VALUES (#{uId},#{data},sysdate(),#{imgUrl})
</insert>