INGRES于1975-1977年在加州大学开发,后来又做了分布式、抽象数据等一系列的扩展,但人们很快发现在INGRES现有的架构上很难添加一些新的功能,所以开发团队重新开发了Postgres,Postgre后来又被PostgreSQL取代。 Postgres最大的贡献是abstract data type (ADT) system,在主流的数据库中添加用户定义类型和函数用的都是Postgres的...
The Art of PostgreSQL is the new title of“Mastering PostgreSQL in Application Development”, acclaimed one of the very best resources around to learn SQL! Improved Book Design Because the first edition of the book has been so well received, the second edition is now available as a redesigned...
of PostgreSQL database trans-actions are completed—reliably andcorrectlyTransaction-safe Data Definition Language(DDL)—Ensures that runtime databasedesign tweaking does not interrupt opera-tions and is recoverable in the event oferrorSolaris Containers—Enable the indepen-dent management of system ...
PostgreSQL Data Corruption Problems Encountered in the Use of SQL Server Poor Design Decisions Indexes Bad Code Object Relational Mapping PostgreSQL vs SQL Server: Which Database should you choose? In conclusion, the decision to choose between PostgreSQL and SQL Server as your database management syst...
PostgreSQL Replication Express Setup 2 The system I work on we deploy almost solely on the Amazon AWS platform. Even I try to design the architecture in a way not to be locked-in too much into Amazon, I make use of the Amazon tools and products as much as possible (EC2, VPC, S3, ...
Open-source data modeling tool designed for PostgreSQL. No more typing DDL commands. Let pgModeler do the work for you! - pgmodeler/pgmodeler
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Upsert (INSERT ON CONFLICT DO) is a new function of PostgreSQL 9.5. When a constraint error occurs during data insertion, data insertion is rolled back or changed to update. The syntax for the same is as follows: Command: INSERT Description: create new rows in a table ...
Because of the modular design of the admin templates, it is usually neither necessary nor advisable to replace an entire template. It is almost always better to override only the section of the template which you need to change. To continue the example above, we want to add a new link nex...
I lived there for a couple of years, and we developed a tradition: whenever someone would move out, we would ask them to share three pieces of wisdom with the group. Some were silly, some were serious, some were profound, none seemed remotely related to PostgreSQL...