This blog on What is PostgreSQL covers an introduction to PostgreSQL, its history, features, applications, advantages, and disadvantages of PostgreSQL.
What is PostgreSQL? Discover the powerful, open source object-relational database. Learn its features, use cases, comparison with MySQL, and enterprise readiness.
PostgreSQL offers the feature of materialized views. MySQL lacks this interesting feature. PostgreSQL allows you to physically store the response of a query in a VIEW (virtual table). You can easily access the data from the view function itself. Materialized views are useful to view and update ...
PostgreSQL 正在高歌猛进,而 MySQL 却日薄西山,而 MySQL 却日薄西山,作为 MySQL 生态主要抗旗者的Percona也不得不悲痛地承认这一现实,连发了三篇《MySQL将何去何从》,《Oracle最终还是杀死了MySQL》,《Oracle还能挽救MySQL吗》,公开表达了对 MySQL 的失望与沮丧; Percona 的 CEOPeter Zaitsev也表示: 有了PostgreSQ...
OracleMySQL. Open source PostgreSQL. Azure SQL Database. Google Cloud SQL. Some versions of SQL include proprietary extensions to the standard language for procedural programming and other functions. For example, Microsoft offers a set of extensions calledTransact-SQL, while Oracle's extended version...
支持 多种数据库,MySql/SqlServer/PostgreSQL/Oracle/Sqlite; Packages FreeSql 提供了五种使用习惯,请根据实际情况选择团队合适的一种: 要么FreeSql,原始用法; 要么FreeSql.Repository,仓储+工作单元习惯; 要么FreeSql.DbContext,有点像efcore的使用习惯; 要么FreeSql.Connection.Extensions,有点像Dapper的使用习惯; ...
支持MySql/SqlServer/PostgreSQL/Oracle/Sqlite/达梦数据库/Access; 《新人学习指引》|《Select》|《Update》|《Insert》|《Delete》 《表达式函数》|《CodeFirst》|《DbFirst》|《BaseEntity》 《Repository》|《UnitOfWork》|《过滤器》|《乐观锁》|《DbContext》 ...
DBaaS can host various types of databases, including relational databases like PostgreSQL and MySQL, as well as non-relational databases such as MongoDB and Cassandra. Can I access my database from multiple cloud environments using DBaaS? chevron_right Yes, many DBaaS providers offer capab...
Stored procedures are particularly useful if a particular task is to be performed repeatedly. An example of such a task might be to migrate data from one database table to another. The procedure contains SQL statementscompiledinto a single execution plan and stored in the database. The procedure...
I am very curious to know how to write the following join query for MySQL so it will perform as well as PostgreSQL. I never used PostgreSQL before now. I like MySQL and I always use it. However I was disappointed by its performance on this query and I installed PostgreSQL to compare. ...