sureshdsk

# brew
ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)"
# nodejs
brew install node

# bower
npm install -g bower

# python 3
brew install python3

sureshdsk

# https://www.postgresql.org/docs/14/lo-funcs.html

INSERT INTO image (name, raster)
    VALUES ('rich_python', lo_import('/Users/dsk/Downloads/rich_python.png'));
    
SELECT lo_export(image.raster, '/Users/dsk/Downloads/lo_export/rich_python1.png') FROM image
    WHERE name = 'rich_python';