MySQL is well-known for its speed and dependability, and is frequently used for web applications and online transactions due to its simple and effective data management method. PostgreSQL stands out for its advanced features, such as support for complex queries, extensibility, and SQL standard compl...
This blog on What is PostgreSQL covers an introduction to PostgreSQL, its history, features, applications, advantages, and disadvantages of PostgreSQL.
这些扩展插件为 PostgreSQL 提供了各种各样的功能 —— 地理空间,时间序列,向量检索,机器学习,OLAP分析,全文检索,图数据库,让 PostgreSQL 真正成为一专多长的全栈数据库 —— 单一数据库选型便可替代各式各样的专用组件: MySQL,MongoDB,Kafka,Redis,ElasticSearch,Neo4j,甚至是专用分析数仓与数据湖。 当MySQL 还局限...
DataType.MySqlData Source=127.0.0.1;Port=3306;User ID=root;Password=root; Initial Catalog=cccddd;Charset=utf8; SslMode=none;Min pool size=1 DataType.PostgreSQLHost=192.168.164.10;Port=5432;Username=postgres;Password=123456; Database=tedb;Pooling=true;Minimum Pool Size=1 ...
Amazon Aurorais a MySQL and PostgreSQL-compatible relational database built for the cloud. Aurora combines the performance and availability of traditional enterprise databases with the simplicity and cost-effectiveness of open-source databases.Amazon Aurora MySQLis compatible with MySQL 5.6 and ...
Unix pager (with very rich functionality) designed for work with tables. Designed for PostgreSQL, but MySQL is supported too. Works well with pgcli too. Can be used as CSV or TSV viewer too. It supports searching, selecting rows, columns, or block and ex
支持多种数据库,MySql/SqlServer/PostgreSQL/Oracle/Sqlite; 《Select》|《Update》|《Insert》|《Delete》 《表达式函数》|《CodeFirst》|《DbFirst》 《Repository》|《UnitOfWork》|《过滤器》|《乐观锁》|《DbContext》 《读写分离》|《分区分表》|《租户》|《AOP》|更新日志 ...
MySqlClient.MySqlConnection cannot be cast to [B]MySQL.Data.MySqlClient.MySqlConnection. [C#] How to make the Console Process delay [C#] Oracle.DataAccess issue - Unhandled exception of type System.TypeInitializationException occured in mscorlib.dll [C#] Regex - Best Validation of Domain? [C#]...
I am very curious to know how to write the following join query forMySQLso it will perform as well asPostgreSQL. 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. The ...
PostgreSQL 9.4 does not create the index on the child table and correctly enforces the constraint. The same is true for SQLite3. fktest=# create table t1 (id int not null primary key, name varchar(100) not null); CREATE TABLE fktest=# create table t2 (id int not null primary key,...