Comparison tables of OpenMLDB and other tools in ML systems

[xuman2019]

Comparison table is welcome：

Projects	Feature1	Feature2	Feature3
OpenMLDB	Description of the Comparison
×× project
×× project

Comparison test is welcome:

OpenMLDB vs. Singlestore
OpenMLDB vs. Flink

[xuman2019]

projects	Open-source	how to optimize the execution engine	Optimized for time series window	Support for online and offline computing process	Supported hardware
OpenMLDB	yes	optimized based on LLVM	yes	yes	all
Databricks' Photon	no	optimized for vectorization	no	only work for offline
Intel OAP	yes	rewrite most operators	no	only work for offline
Nvidia Spark- rapids	yes	optimize for vectorization	no		only work with NV GPU
Alibaba EMR	no		No	only work for offline	only work on aliyun