for windows
docker run  --name db2  -p 50000:50000  -e DB2INST1_PASSWORD=db2inst1-pwd  -e LICENSE=accept  -d ibmcom/db2express-c db2start

for linux/mac:


docker run --name db2 -p 50000:50000  -e DB2INST1_PASSWORD=bardzotajnehaslo  -e LICENSE=accept  -d ibmcom/db2express-c db2start


 open bash in db2 container:

 docker exec -i -t db2 /bin/bash

 su - db2inst1

 create datbase

 db2 create db mydatabase

 jdbc url to created database:

 jdbc:db2://127.0.0.1:50000/mydatabase