I have taken some Database design course back in university days, though I have skipped almost all of the lectures as I was also self-learning during my first internship on the same matter, in a much more practical manner. I did not even know the word OLAP back then. However, I am not dismissing the importance of data modelling in data engineering. On the contrary, data modelling is one of the important skills if you want to be a data engineer.
We have all heard of the term ETL. If you are working in the data field, you might have been asked to do some sort of ETL work regardless of your actual job description.
This short article aims to reproduce my current workbench, using color plattes of my choice.
我读完此书，顿时对作者的职业素养肃然起敬。作为一个青年作家，日日夜夜重现着一段承载了自己最痛苦的记忆，是多么煎熬的一件事。小说的质量，或许有一些地方还显稚嫩，但我觉得这是十分值得尊敬的，并不由于她的遭遇，而是哪怕在这种情况下，她依然能追随心中对文学的坚持，或者用她自己的话说，“对语言最下等的迷恋”。
Recently Amazon Redshift launched a new console interface, which is pretty nice. It actually gives some valuable optimisation tips. A data warehouse is like a sword, you need to constantly sharpen it so it won’t lose its edge.
I will have some random thoughts here and there. This is a new series of logs, which will be short.
Recently I was working on the deployment of a predictive model built by my dear friend valued ex-colleague. Here I will share some thoughts and challenges I have encountered during its production deployment.
刚看了《Ad Adstra》回来，趁热还是把想法写一下，不然等过个几个小时我可能就懒得写了。 (结果还是晚了一天发哈哈)
In linear algebra, an idempotent matrix is a matrix which, when multiplied by itself, yields itself.
A list of TV series I would like to watch / have watched, and a short comments on them, by category.
