1.AlaSQL：
AlaSQL 是一个客户端内存 SQL 数据库，旨在在浏览器和 Node.js 中工作。它是用于 Javascript 的免费开源 SQL 数据库，非常注重关系数据、无模式数据和图形数据的查询速度和数据源灵活性。它由 Andrey Gershun & Mathias R. Wulff 于 2014 年开发。
2.Altibase：
Altibase 是一个开源关系数据库。它的第一个版本称为 Spiner，于 2000 年发布。它是企业级的、内存中的、混合的、高性能的 RDBMS。它由 Altibase 公司制造。它支持完整的 SQL 标准。它还具有多版本并发控制 (MVCC)，实现模糊和乒乓检查点。
AlaSQL 和 Altibase 的区别：
| S.NO. | ALASQL | ALTIBASE |
|---|---|---|
| 1. | It was developed by Andrey Gershun & Mathias R. Wulff in 2014. | It was developed by Altibase in 1999. |
| 2. | It is JavaScript DBMS library. | It is enterprise-grade, high-performance RDBMS |
| 3. | AlaSQL is written in JavaScript language. | Altibase is written in C++ language. |
| 4. | It is server-less and requires JavaScript environment | Server operating systems for Altibase are AIX, HP-UX, and Linux. |
| 5. | Primary database models of AlaSQL are Document store and Relational DBMS. | Its primary database model is high-performance Relational DBMS |
| 6. | It does not support Server-side scripting | It stored procedures and stored functions. |
| 7. | There is no partitioning method. | Supported partitioning method is Sharding. |
| 8. | It supports SQL query language but no user access control, stored procedures, and host language bindings. | It uses ANSI SQL-92 as query language |
| 9. | It does not support any replication methods | It supports replication methods. |
| 10. | Supported programming language is JavaScript | Supported programming languages are C, C++, and Java. |