Database/storage systems – Xiangpeng’s blog

On the Nature of Strings

Strings are the most important data type in analytics, and we need to take them seriously.

Build your own S3-Select in 400 lines of Rust

DataFusion is ALL YOU NEED

Efficient Filter Pushdown in Parquet

How to implement efficient filter pushdown in Parquet readers and why it’s challenging in practice.

Where are we now, system researchers?

What I cannot create, I do not understand.

Online Parquet Viewer with Rust

No JS, no server, just Rust

Caching in DataFusion

Don’t read twice.

Parquet pruning in DataFusion

Read no more than you need

Use StringView to make DataFusion faster

Editor note: This blog post is adapted from the InfluxData blog post series, make sure to also check out the original posts 1 2.

Xiangpeng Hao, Andrew Lamb

My research statement

Research should connect to real people.

InfluxData > Google and Microsoft

I have interned at Google, Microsoft (Research), and InfluxData. The experience at InfluxData has been the most enjoyable, and this blog post explains why.

Three types of good academic advisors

Innovators, educators, and entrepreneurs.

What happens when you type a SQL in the database

A database can be complex; it involves almost all aspects (research communities) of computer science: PL (programming language), SE (software engineering), OS (operating…