Yuhao Su

I hereby agree to the terms of the [Singularity Data, Inc. Contributor License Agreement](https://gist.github.com/skyzh/0663682a70b0edde7ae991492f2314cb#file-s9y_cla). ## What's changed and what's your intention? Limit the memory usage of stream operator by limit...

feat(streaming): introduce cache policy for hash join

4

I hereby agree to the terms of the [Singularity Data, Inc. Contributor License Agreement](https://gist.github.com/skyzh/0663682a70b0edde7ae991492f2314cb#file-s9y_cla). ## What's changed and what's your intention? ***PLEASE DO NOT LEAVE THIS EMPTY !!!*** Previously our...

I hereby agree to the terms of the [RisingWave Labs, Inc. Contributor License Agreement](https://gist.github.com/TennyZhuang/f00be7f16996ea48effb049aa7be4d66#file-rw_cla). ## What's changed and what's your intention? TODO ## Checklist - [ ] I have written...

Support `prof.dump` for jemalloc-ctl.

2

I'm trying to implement `prof.dump` for jemalloc but I met some problems that can be generally applied to all functions that take a string argument. The write interface usually take...

I hereby agree to the terms of the [RisingWave Labs, Inc. Contributor License Agreement](https://gist.github.com/TennyZhuang/f00be7f16996ea48effb049aa7be4d66#file-rw_cla). ## What's changed and what's your intention? close #16728 ## Checklist - [ ] I have...

I hereby agree to the terms of the [RisingWave Labs, Inc. Contributor License Agreement](https://gist.github.com/TennyZhuang/f00be7f16996ea48effb049aa7be4d66#file-rw_cla). ## What's changed and what's your intention? The bug will affect Mysql CDC if the MySQL...

Optimizer: push down predicate inferred by hash join equal condition

9

For queries like `select * from a, b on a.x = b.x and a.y = b.x`, we can push down a filter before side `a` with condition `a.x=a.y` and only...

feat(watermark): topNExec state cleaning

5

### Plain top-n: #### Ascending We need to range delete records above the watermark, while currently, we can only delete those below the watermark. #### Descending This is more tricky....