unsafe_array_query.go

unsafe_array_query.go

func query(db *sql.DB, name []string) {
  query := fmt.Sprint("select id, name, grade from students ")
  where := "where "
  params := interface{}{}

  if len(names) > 0 {
    where += `f.id IN ('` + strings.Join(names, "','") + `')  `
  }

  query = query + where
  _, err := db.Query(query, params...)
  if err != nil {
    fmt.Println(err.Error())
    return
  }
}