Database Management System

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Smallsql 0.21 publish a pure Java relational database management system

Smallsql is a pure Java http://www.aliyun.com/zixun/aggregation/22.html "> Relational database Management system compatible with JDBC 3.0 and ANSI SQL 92/99 specifications." It is a small and fast database engine, but does not provide a network interface. Smallsql is a 100%-pure Java DBMS, an embedded relational database for Java desktop applications ...

Orientdb 1.0.1 Publishing non-relational database management system

Orientdb is an open source, non relational database management system. It is used under general hardware and can be stored at the speed and capacity of 150,000 files per second. It is written in Java and belongs to a document database that supports acid Tx, http://www.aliyun.com/zixun/aggregation/16666.html ">indexes, asynch queries, SQL Layer, clustering, etc., support ...

Odaba 12.1.0 Release Advanced database management system

Odaba is an advanced oriented database management system, according to ODMG3 's Odbms concept of an extended version. It provides a variety of enhancements based on natural language analysis, including database cores, database http://www.aliyun.com/zixun/aggregation/6993.html "> Design tools, Documentation, and accelerated development." Odaba provides a powerful c++++ and. NET interface, as well as a Odaba scripting interface (OS ...).

ORIENTDB 1.0 Publish a non-relational database management system

Orientdb is an open source, non relational database management system. It is used under general hardware and can be stored at the speed and capacity of 150,000 files per second. It is written in Java and belongs to a document database that supports acid Tx, http://www.aliyun.com/zixun/aggregation/16666.html ">indexes, asynch queries, SQL Layer, clustering, etc., support ...

Odaba 12.0.0 Release Advanced database management system

Odaba is an advanced oriented database management system, according to ODMG3 's Odbms concept of an extended version. It provides a variety of enhancements based on natural language analysis, including database cores, database http://www.aliyun.com/zixun/aggregation/6993.html "> Design tools, Documentation, and accelerated development." Odaba provides a powerful c++++ and. NET interface, as well as a Odaba scripting interface (OSI ...

Orientdb 1.0RC5 Publishing non-relational database management system

Orientdb is an open source, relational database management system that can be stored with the speed and capacity of 150,000 files per second under general hardware. It is written in Java and belongs to a document database that supports acid tx,http://www.aliyun.com/zixun/aggregation/16666.html ">indexes,asynch queries,sql Layer,clustering and so on, support AC ...

Valentina DB 4.9.1 Publishing database management system

Valentina Database 4.9.1 This version introduces Valentina Studio64 bit Linux. Linux now includes all pairs of Valentina product files (rpm/deb). Several SQL features have been added that allow you to check and modify Unicode text standardization. Valentina is a Cross-platform database management system that makes it easier to switch between the local embedded database and the same server source code. It supports disk and storage databases, and from ...

Orientdb 1.0RC4 Publishing non-relational database management system

Orientdb is an open source, relational database management system that can be stored with the speed and capacity of 150,000 files per second under general hardware. It is written in Java and belongs to a document database that supports acid tx,http://www.aliyun.com/zixun/aggregation/16666.html ">indexes,asynch queries,sql Layer,clustering and so on, support AC ...

Install and configure the PostgreSQL server in the Ubuntu system

PostgreSQL is a powerful relational database management system that is issued under BSD license [1]. PostgreSQL contains a number of advanced features, with good performance and good applicability. PostgreSQL binds a number of programming languages, such as C + +, Python, Java, PHP, http://www.aliyun.com/zixun/aggregation/13430.html ">ruby," etc., which ...

Non-structured data access for cloud storage

Non-structured data access for cloud storage Xie into Chen Xiangdong unstructured data is exploding, and existing storage technology needs to be improved in the aspects of I/O throughput capability, scalability and manageability. Based on the theory of cloud storage and reliability, the storage system establishes a distributed storage model of unstructured data and designs a reliability function. The Distributed relational database management system (RDBMS) is used as the storage base, and the unstructured data is stored directly in the data table, which realizes the separation of unstructured data and metadata.

PostgreSQL and MySQL storage layer depth analysis

Depth analysis of PostgreSQL and MySQL storage layer Li Haixiang DTCC2014 PostgreSQL is a POSTGRES developed by the University of California, Berkeley Computer Department, and is now renamed PostgreSQL, version 4.2-based Object Relational database management system (ORDBMS). PostgreSQL supports most SQL standards and provides many other modern features: complex queries, foreign keys, triggers, views, transactional integrity, and MVCC. ...

Development of data storage technology in large data age

The development of data storage technology in large data age Dalian City College Yang Junsheng data storage technology experienced from manual management to file management, and then to the database management system three stages, database technology in the relational database occupies a major position. The rise of the internet, prompting user data explosion, large data era has come, the storage media capacity and data retrieval speed have put forward higher requirements, traditional relational database is not competent for this role, NoSQL database gradually rise. On the basis of introducing the concept of large data, this paper analyzes the advantages and disadvantages of relational database,...

Orientdb 1.0RC2 Publish a Scalable document database

Orient DB is a scalable document database that supports ACID transaction processing. Implemented using Java 5. Orientdb is an Open-source NoSQL database management system, written in Java, a document-type database that supports acid tx,http://www.aliyun.com/zixun/aggregation/16666.html "> Indexes,asynch queries,sql Layer ...

Apache Cassandra V0.8.0-final publishes open source distributed Key-value Storage System

Apache Cassandra is an open source distributed database management system. It was originally developed by Facebook to store particularly large data. Cassandra is a mixed relational database, similar to Google's bigtable. The main characteristic of Cassandra is that it is not a database, but a distributed network service composed of a bunch of database nodes, and a write operation to Cassandra, it will be copied to other nodes, the Cassandra read operation, ...

Research and implementation of large data management in the field of astronomy

Research and realization of large data management oriented to the field of Astronomy Harbin Institute of Technology Yao Hua This article will optimize the database performance of Oracle's real application cluster, testing to see if the existing Oracle real application cluster meets the needs of the project. In addition, this article will compare the performance of query statements in Oracle's real application cluster and other database management systems in the same situation. This article will also be tested on the scalability of Oracle's real application cluster to see if Oracle's real application cluster can support adding, expanding clusters to ...

Orientdb 1.0rc8 Publishing non-relational database management system

Orientdb is an open source, non relational database management system. It is used under general hardware and can be stored at the speed and capacity of 150,000 files per second. It is written in Java and belongs to a document database that supports acid Tx, http://www.aliyun.com/zixun/aggregation/16666.html ">indexes, asynch queries, SQL Layer, clustering, etc., support A ...

Orientdb 1.0rc7 Publishing non-relational database management system

Orientdb is an open source, non relational database management system. It is used under general hardware and can be stored at the speed and capacity of 150,000 files per second. It is written in Java and belongs to a document database that supports acid tx,http://www.aliyun.com/zixun/aggregation/16666.html ">indexes,asynch queries,sql Layer,clustering and so on, support A ...

OPUS 4.1.3 Release Database management system

Opus is a database management system. Can be used for electronic file archiving, allowing users to easily search, browse, and simplify the publishing process. Opus is one of the most frequently used database management systems in German libraries. OPUS version 4.1.3 Fixes some problems. Software information: HTTP://WWW.KOBV.DE/OPUS4 Download Address: http://www.kobv.de/fileadmin/opus/download/opus-4.1.3.tgz

Orientdb 1.0RC3 Publish a Scalable document database

Orientdb 1.0RC3 This version of the improved Manager index also uses multiple query criteria. Fixed mode is a refreshing problem. Many of the errors are distributed cluster configurations. The SQL ALTER Custer command has been added. Added SQL operator exists. In Graphdb, SQL GREMLIN () is added to the GREMLIN script to execute the SQL query result set, GREMLIN integration as a command execution script. General disk space allocation and performance improvements. A total of 34 questions were amended. ...

PostgreSQL v9.1 Beta 1 Release relational database management system

PostgreSQL supports most SQL standards and provides many other modern features: complex queries, foreign keys, triggers, views, transactional integrity, and multiple versioning concurrency control. Similarly, PostgreSQL can be extended in many ways, such as by adding new http://www.aliyun.com/zixun/aggregation/18278.html "> Data types, Functions, operators, aggregate functions, indexing methods, Process language. And because of the flexibility of the license, ...

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