How to pull Android database to local file system
>adb shell
# ls /data/data/PACKAGE_NAME/databases
# exit
// pull it
>adb pull /data/data/PACKAGE_NAME/databases/DB_NAME.db
>adb shell
# ls /data/data/PACKAGE_NAME/databases
# exit
// pull it
>adb pull /data/data/PACKAGE_NAME/databases/DB_NAME.db