相关疑难解决方法(0)

我希望在Knex中基本上进行这种查询,但我无法让它工作:

select distinct *
from
(
  select *, 1 as rank from table1 where Word like 'mike'
  union
  select *, 2 as rank from table1 where Word like 'mike%'
  union
  select *, 3 as rank from table1 where Word like '%mike%'
) as X
order by WordOrder

我在这里注意到了一个类似的问题,并尝试按照他们的建议,但似乎无法发现我的错误(或者如果这首先是这样做的正确方法).

var q = DB.knex('Users').select("*", "1 as rank").where("User", "like", query).
    union(function() {
        this.select("*", "2 as rank").where("User", "like", query + "%")
    }).
    union(function() {
        this.select("*", "3 as rank").where("User", "like", query …