Firebase和Impala之间的区别

1. Firebase：
Firebase由Google在2012年开发。它是一个用于实时存储和同步数据的数据库。它是一个由云托管的实时文档存储，可灵活地从任何设备iOS，Android访问数据。 JavaScript客户端共享一个Realtime Database实例，并自动接收具有最新数据的更新。

2.黑斑羚：
Impala是在Hadoop上运行的查询引擎。它是一个开源软件，可以大规模并行处理SQL查询引擎。它支持内存中的数据处理。它开创了Parquet文件格式的使用，Parquet文件格式是一种列式存储布局，已针对数据仓库场景中典型的大规模查询进行了优化。它提供高性能，低延迟的SQL查询，还提供对以Hadoop文件格式存储的数据的交互式查询处理。

Firebase和Impala之间的区别：

Firebase	Impala
It was developed by Google in 2012.	It is developed by Cloudera in 2013.
It support Objective C, Java and JavaScript as programming languages.	It supports C, C#, Java, JavaScript, PHP, Lau, Python, R, Ruby as programming languages.
It is not much secure.	It provides more security than Firebase.
It does not support any partitioning method.	It support Sharding partitioning methods for storing different data on different nodes.
It is more suitable for small-scale applications.	It is more suitable for large-scale applications.
Android, iOS, JavaScript API, RESTful HTTP API are used as APIs and other access methods.	JDBC and ODBC are used as APIs and access methods.
It does not support Map Reduce methods.	It supports Map Reduce methods.
It is a commercial database.	It is an open source software.
Server operating systems for Firebase are hosted.	Server operating systems for Impala is Linux.