Coding and Climbing https://harry-su-blog.com/blog A blog recording my coding and climbing journey zh-TW undefined (Harry) undefined (Harry) Wed, 18 Feb 2026 00:00:00 GMT https://harry-su-blog.com/blog/2026/02/18/mongodb-learning-plan MongoDB 學習計劃 https://harry-su-blog.com/blog/2026/02/18/mongodb-learning-plan 學習 Mongo DB with GoodJob (need to remove some private) Wed, 18 Feb 2026 00:00:00 GMT undefined (Harry) mongodb https://harry-su-blog.com/blog/2026/10/08/mongodb-and-or-date-range MongoDB 用 $and / $or 查「年、月分開存」的日期區間 https://harry-su-blog.com/blog/2026/10/08/mongodb-and-or-date-range 當日期拆成 year/month 兩個欄位存時，示範如何用 $or 包起點與終點條件、再用 $and 組合出區間查詢，並說明為什麼不能把兩個 $or 放在同一層物件裡。 Thu, 08 Oct 2026 00:00:00 GMT undefined (Harry) mongodb