H2 Database Vs HSQLDB | What Are The Differences? - StackShare

HomeApplication and DataData StoresDatabasesH2 Database vs HSQLDBStats Description Jobs 17Alternatives Integrations H2 Database618 StacksHSQLDB216 StacksGet AdviceNeed advice about which tool to choose?Ask the StackShare community!Get AdviceH2 Database Follow I use thisStacks618Followers120+ 1Votes0HSQLDB Follow I use thisStacks216Followers61+ 1Votes0Add toolH2 Database vs HSQLDB: What are the differences?

H2 Database and HSQLDB are both popular relational database management systems. Let's explore the key differences between them.

1. Data Types and Functions: H2 Database supports a wider range of data types and functions compared to HSQLDB. It offers various additional data types such as UUID, ARRAY, and ROW, and supports more built-in functions for string manipulation, date and time operations, and mathematical computations. This can be beneficial when working with complex data or performing advanced calculations.

2. Concurrency Control: H2 Database provides more advanced concurrency control mechanisms than HSQLDB. It supports multi-version concurrency control (MVCC), which allows multiple transactions to access and modify the same data concurrently without conflicts. MVCC provides better concurrency and scalability compared to the lock-based concurrency control used by HSQLDB.

3. Performance: H2 Database is generally known for its better performance compared to HSQLDB. It is designed to be lightweight and fast, utilizing in-memory storage and optimized algorithms. H2 Database also supports various performance optimizations, such as using indexes efficiently and providing a query optimizer to enhance query execution. These performance improvements can lead to faster data retrieval and manipulation.

4. Compatibility and Portability: HSQLDB has better compatibility and portability compared to H2 Database. HSQLDB is fully compliant with the SQL standards, which makes it easier to migrate existing applications from other databases. It also provides a wide range of JDBC driver options that enable compatibility with different programming languages and frameworks. On the other hand, H2 Database may require more adjustments and changes when migrating from other database systems.

5. Advanced Features: H2 Database offers more advanced features compared to HSQLDB. It supports features like full-text search, in-memory database replication, and federated queries. H2 Database also provides built-in support for database encryption, allowing you to secure your data at rest. These additional features can be useful for certain application requirements that demand advanced functionality.

6. Community and Support: HSQLDB has a larger and more established community compared to H2 Database. It has been around for a longer time and has a dedicated user base. This can result in better community support, more resources, and a larger knowledge base available to developers using HSQLDB. H2 Database, although growing in popularity, may have a comparatively smaller community.

In summary, H2 is known for its speed, feature-rich SQL support, and support for multiple database modes, while HSQLDB, being lightweight, offers simplicity and ease of use in embedded applications.

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What is H2 Database?

It is a relational database management system written in Java. It can be embedded in Java applications or run in client-server mode.

What is HSQLDB?

It offers a small, fast multi-threaded and transactional database engine with in-memory and disk-based tables and supports embedded and server modes. It includes a powerful command line SQL tool and simple GUI query tools.Need advice about which tool to choose?Ask the StackShare community!Get AdviceJobs that mention H2 Database and HSQLDB as a desired skillsetManager I, Site Reliability EngineeringPinterestSan Francisco, CA, US; , CA, USView Job Details+18Manager I, Site Reliability EngineeringPinterestSan Francisco, CA, US; , CA, USView Job Details+18Senior Software Engineer, Big DataPinterestSan Francisco, CA, US; , CA, USView Job Details+11Staff Software Engineer - Site Reliability PinterestToronto, ON, CAView Job Details+20Staff Software Engineer - Site Reliability PinterestToronto, ON, CAView Job Details+20Staff Software Engineer - Site Reliability PinterestToronto, ON, CAView Job Details+20Sr. Machine Learning EngineerPinterestToronto, ON, CAView Job Details+2Staff Software Engineer, Ads Serving PlatformPinterestSan Francisco, CA, US; , USView Job Details+9See jobs for H2 DatabaseSee jobs for HSQLDBWhat companies use H2 Database?What companies use HSQLDB?

• doubleSlash Net-Business GmbH
• EasyCrédito
• Swingvy
• Sodep
• RD E-Filing
• Swedbank Corporate Lending Baltic team
• FOHAT

• Swingvy
• picturesafe media/data/bank GmbH
• IT Saves You LTD
• KS Fiks
• Shang Test
• B3Partners
• BCV solutions s.r.o.

Manage your open source components, licenses, and vulnerabilities Learn MoreSign up to get full access to all the companiesMake informed product decisionsSign up nowWhat tools integrate with H2 Database?What tools integrate with HSQLDB?

• Slick
• Liquibase
• Lucee
• DbVisualizer
• DbSchema
• Ebean

• Spring Boot
• Slick
• Woopra
• Cloud 66
• Leftronic
• DbSchema

Sign up to get full access to all the tool integrationsMake informed product decisionsSign up nowWhat are some alternatives to H2 Database and HSQLDB?MySQLThe MySQL software delivers a very fast, multi-threaded, multi-user, and robust SQL (Structured Query Language) database server. MySQL Server is intended for mission-critical, heavy-load production systems as well as for embedding into mass-deployed software.SQLiteSQLite is an embedded SQL database engine. Unlike most other SQL databases, SQLite does not have a separate server process. SQLite reads and writes directly to ordinary disk files. A complete SQL database with multiple tables, indices, triggers, and views, is contained in a single disk file.MongoDBMongoDB stores data in JSON-like documents that can vary in structure, offering a dynamic, flexible schema. MongoDB was also designed for high availability and scalability, with built-in replication and auto-sharding.OracleOracle Database is an RDBMS. An RDBMS that implements object-oriented features such as user-defined types, inheritance, and polymorphism is called an object-relational database management system (ORDBMS). Oracle Database has extended the relational model to an object-relational model, making it possible to store complex business models in a relational database.RedisRedis is an open source (BSD licensed), in-memory data structure store, used as a database, cache, and message broker. Redis provides data structures such as strings, hashes, lists, sets, sorted sets with range queries, bitmaps, hyperloglogs, geospatial indexes, and streams.See all alternativesManage your open source components, licenses, and vulnerabilities Learn More

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