A single PostgreSQL server can contain many databases. Let’s explore three different approaches to list databases in PostgreSQL!
To get the list of PostgreSQL Databases, open psql shell and run the list command as shown below. </> Copy \l In the following PostgreSQL shell, when we run the list databases command, the output is a table with the name of database, owner of database, database encoding, and other ...
postgres=# \l+ List of databases Name | Owner | Encoding | Collate | Ctype | ICU Locale | Locale Provider | Access privileges---+---+---+---+---+---+---+---advent_of_code
Note:To create aPostgreSQLdatabase, we will execute the“CREATE DATABASE”command from the psql(SQL Shell). You can execute the same command from pgAdmin's query tool to create a database. How to List the Databases? Open thepsql(SQL Shell) and execute the“\l”command to see the list ...
for help with psql commands \g or terminate with semicolon to execute query \q to quit psql工具元命令可以帮助我们更有效的利用数据库,下面是一些常用的元命令。 例1:列出所有的数据库 代码语言:javascript 代码运行次数:0 运行 AI代码解释 postgres=# \l List of databases Name | Owner | Encoding ...
\o [FILE] send all query results to file or |pipe \qecho [STRING] write string to query output stream (see \o) Informational (options: S = show system objects, + = additional detail) \d[S+] list tables, views, and sequences ...
List of schemas Name | Owner ---+--- dbms_job_procedure | postgres pgagent | postgres postgres | postgres public | postgres (4 rows) (当前连接数据库的用户为postgres) postgres=# select user; user --- postgres (1 row) 创建名为
You are now connected to database"test"asuser"postgres".test=# create tabletb_mytps(i int,namevarchar(32))tablespace mytbs;CREATETABLE 插入实验数据 代码语言:javascript 复制 insert intotb_mytps(i,name)values(2,'name2');insert intotb_mytps(i,name)values(3,'name3');insert intotb_mytps...
将RPM和源码安装两种方式的操作流程进行对比,会发现源码安装需要处理很多依赖问题的琐事,显然比较麻烦,这里个人更偏向官方推荐的RPM方式进行Postgresql安装搭建,省去很多钻牛角尖的时间。 参考资料 Linux部署postgresql并开启远程访问 - 掘金 (juejin.cn) # PostgreSQL在Linux下的两种安装方式 ...
postgres=# alter database test rename to bbc; ALTER DATABASE --删除数据库 postgres=# \help drop database; Command: DROP DATABASE Description: remove a database Syntax: DROP DATABASE [ IF EXISTS ] name [ [ WITH ] ( option [, ...] ) ] ...