Check the Postgres version
This article shows how to check the version of Postgres.
Checking Postgres Version in Windows
C:\Users\Admin>psql --version
psql (PostgreSQL) 14.0
C:\Users\Admin>postgres --version
postgres (PostgreSQL) 14.0
The version shown here is 14.0.
There is another method from the Postgres console. The command is:
postgres=# SELECT version();
version
------------------------------------------------------------
PostgreSQL 14.0, compiled by Visual C++ build 1914, 64-bit
(1 row)
postgres=#
Sometimes in Windows, some errors may occur, such as Postgres psqlcommands not being recognized in the Windows environment.
This means that psqlthe path to Postgres or is not present in the environment variables.
During the installation, the installation wizard will ask the user if they want to add it to the environment variables. If you missed that part, follow the steps below.
-
Search
Edit the System Environment Variablesand press Enter. -
Click
环境变量the button in the lower right corner. -
管理员的用户变量Select from the list路径. -
Click
编辑. -
binCopy the path to the folder where Postgres is installed . -
Click
新建and paste路径. -
Select
OKand clickApply.
Check Postgres version in Linux
$ Postgres -version
or,
$ postgres -V
You may get an error, Command Postgres not found. This means that the Postgres ELFfiles cannot be found.
You can find the bin folder and then type the full command with the full path. This will work because the bin folder always contains Postgresthe binary file that runs the command.
The most likely path is this /usr/lib/postgressql/14/bin/Postgres.
$ locate bin/postgres
/usr/lib/postgressql/14/bin/postgres
Now, run the following command:
$ /usr/lib/postgressql/14/bin/postgres -V
To learn more about Postgres documentation, you can visit here .
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