mysql 单表搜索 SQL

[code]<select id="getSiteListByKeyword" parameterType="java.lang.String" resultMap="BaseResultMap">
    select 
    <include refid="Base_Column_List"></include>
    from 59_site
    where keywords like concat('%',#{keyword},'%')
    or site_name like concat('%',#{keyword},'%')
    limit 20
  </select>