权威定义:根据《PostgreSQL vs MySQL: Which Database is Better?》一文,PostgreSQL 是一个强大的开源对象关系型数据库,而 MySQL 更加轻量,专注于高性能和可扩展性。因此,选择哪个数据库取决于你的具体需求。 接下来,我们通过一个场景需求模型来了解,适用于哪些不同场合。 需求类={高并发MySQL复杂查询PostgreSQL关系...
Advanced MySQL usage with extensive JOIN operations or localized business logic is handled better via application code rather than database customizations. MySQL opts for simplicity over flexibility in its core architecture. Unlike PostgreSQL, MySQL is a purely relational database without object-oriented ...
This completely maps to my experience as well. I still believe Postgres' defaults being set to use an absolute minimum footprint, especially prior to PostgreSQL 9, significantly impacted it's adoption. It's better now, although IMO it could still do with an easier configuration where you could...
As a result the performance of linear writes on aJBODconfiguration with six 7200rpm SATA RAID-5 array is about 600MB/sec but the performance of random writes is only about 100k/sec—a difference of over 6000X.这也是为什么HBase、ES将所有的insert、update、delete操作都统一看成顺序写操作,避免...
PostgreSQL and MySQL arerelational databasesthat organize data into tables. These tables can be linked — or related — based on data that is common to each. Relational databases enable your business to better understand the relationships among available data and help gain new insights for making ...
This article compares and contrasts three of the most widely implemented open-source RDBMSs:SQLite,MySQLPostgreSQL A Bit About Database Management Systems Databasesare logically modelled clusters of information, ordata. Adatabase management system(DBMS), on the other hand, is ...
MySQL community edition is licensed under GPL. Postgres is released under the PostgreSQL license which is a liberal Open Source license similar to the BSD or MIT licenses. Even though MySQL adopts GPL, some people still are concerned that MySQL is owned by Oracle. It's also the reason that ...
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MariaDB or MySQL? It’s time we discuss the age-old debate of MariaDB versus MySQL and see if MariaDB is “better” than MySQL. MariaDB and MySQL were different flavors of the same core… originally First off, it’s key to understand that MariaDB started out as a fork of MySQL, me...
We migrated from Microsoft SQL Server to Amazon Aurora to take advantage of Aurora’s scaling capabilities, which couldn't be better suited to meet the spikes in traffic we get during the football season while also allowing us to minimize costs. We get all of the capacity we need, but don...