Database Postgresql

Naresh Kumar is a software engineer and enthusiastic blogger, passionate and interested in programming and new things. 　　Recently, Naresh wrote a blog, the open source world's two most common database MySQL and PostgreSQL characteristics of the detailed analysis and comparison. If you're going to choose a free, open source database for your project, you may be hesitant between MySQL and PostgreSQL. MySQL and PostgreSQL are free, open source, powerful, and feature-rich databases ...

The new PostgreSQL open source database is built into a widely used JSON data Interchange format and targets http://www.aliyun.com/zixun/aggregation/13461.html "> 　　MongoDB is the NoSQL market in the non relational data store represented. PostgreSQL released the first beta version of PostgreSQL 9.4 in Thursday. This beta includes a large number of Web applications for fast growth ...

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, ...

First, open source project TDW introduced Tencent distributed http://www.aliyun.com/zixun/aggregation/8302.html "> Data Warehouse (Tencent distributed, Hereinafter referred to as TDW) is the Tencent Engineering and Technology business group data platform based on open source software research and development of a large processing platform, which is based on Hadoop, Hive, PostgreSQL on top of the research and development, and in ...

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 ...

Earlier this year, VMware announced the Cloudfoundry project, a platform, a service (PAAS) Open source solution, which provides support for MongoDB, MySQL, and redis such services. It recently added PostgreSQL and RABBITMQ to the cloud services list for use in all applications, as well as a micro version of Cloudfoundry that can run on a single workstation. It's interesting to incorporate PostgreSQL into Cloudfoundry.

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. ...

Py-postgresql is a suite of Python modules that provide multiple interfaces to various parts of the PostgreSQL, that is, the PostgreSQL python drive. It provides a pure Python driver + C optimization for PostgreSQL database queries. Its features are: preparing the statement-driven interface, creating and controlling a clustered cluster tool, supporting most PostgreSQL types (composite, array, digital, datetime, etc.), replication support. Py-post ...

PSYCOPG is an adapter for a PostgreSQL database for the Python programming language. Its main feature is support for full Python DBAPI2.0 and level 2 thread safety. It is designed for a large number of multi-threaded applications, creating and eliminating large numbers of cursors and parallel inserts or updates. The PSYCOPG distribution includes the ZPSYCOPGDA, Zope database adapters. PSYCOPG 2.4.5 This version is mainly bug fixes and performance improvements. Software Information: http ...

As a software developer or DBA, one of the essential tasks is to deal with databases, such as MS SQL Server, MySQL, Oracle, PostgreSQL, MongoDB, and so on. As we all know, MySQL is currently the most widely used and the best free open source database, in addition, there are some you do not know or useless but excellent open source database, such as PostgreSQL, MongoDB, HBase, Cassandra, Couchba ...