Postgresql Programming

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 ...

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 ...

In 2017, the double eleven refreshed the record again. The transaction created a peak of 325,000 pens/second and a peak payment of 256,000 pens/second. Such transactions and payment records will form a real-time order feed data stream, which will be imported into the active service system of the data operation platform.

ORA2PG can be used to convert Oracle databases into POSTGRESQL.ORA2PG is a Perl module to export an Oracle database schema to a PostgreSQL compatible Schema. It connects your Oracle database, extracts its businessesflat-out, and genera ...

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 ...

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Racket is a programming language for task execution tools from scripting to http://www.aliyun.com/zixun/aggregation/13521.html > Application development, including graphical user interfaces, Web servers, and so on. Supports the Drracket programming environment, the same time compiler's virtual machine, creates the independent executable program the tool, the Racket Web server, the extensive library, also applies to the beginner and the expert. By creating a large number of grammar systems to support ...

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 ...

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