How completely uninstall PostgreSQL 9.X on Mac OSX

How completely uninstall PostgreSQL 9.X on Mac OSX

This article is referenced fromstackoverflow:

If installed PostgreSQL withhomebrew,enterbrew uninstall postgresql

If you used theEnterpriseDB installer,follow the following step.

Run the uninstaller on terminal window

sudo /Library/PostgreSQL/9.X/uninstall-postgresql.app/Contents/MacOS/installbuilder.sh

If installed with Postgres Installer,do:

open /Library/PostgreSQL/9.X/uninstall-postgresql.app

Remove the PostgreSQL and data folders. The Wizard will notify you that these were not removed.

sudo rm -rf /Library/PostgreSQL

Remove the ini file:

sudo rm /etc/postgres-reg.ini

Remove the PostgreSQL user using System Preferences -> Users & Groups.

1. Unlock the settings panel by clicking on the padlock and entering your password.

2. Select the PostgreSQL user and click on the minus button.

3. Restore your shared memory settings:sudo rm /etc/sysctl.conf

（编辑：李大同）

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