Start Neo4j by downloading the database of Hadoop generated by Arcan from this link ( or this link ) and extract the zip file to the local path (For example at /home/user_neo4j)

1 - Open neo4j configuration file (conf/neo4j.conf)

vi path/to/neo4j/conf/neo4j.conf

#*****************************************************************
# Neo4j configuration
#
# For more details and a complete list of settings, please see
# https://neo4j.com/docs/operations-manual/current/reference/configuration-settings/
#*****************************************************************

# The name of the database to mount
#dbms.active_database=graph.db
#dbms.active_database=Neo4jDB
# Paths of directories in the installation.
#dbms.directories.data=/home/andrea/neo4j/
#dbms.directories.plugins=plugins
#dbms.directories.certificates=certificates
#dbms.directories.logs=logs
#dbms.directories.lib=lib
#dbms.directories.run=run

# Enable this to be able to upgrade a store from an older version.
#dbms.allow_format_migration=true

2 - Change ''dbms.active_database'' value with the name of your database

#*****************************************************************
# Neo4j configuration
#
# For more details and a complete list of settings, please see
# https://neo4j.com/docs/operations-manual/current/reference/configuration-settings/
#*****************************************************************

# The name of the database to mount
#dbms.active_database=graph.db
dbms.active_database=Neo4jDB
# Paths of directories in the installation.
#dbms.directories.data=/home/andrea/neo4j/
#dbms.directories.plugins=plugins
#dbms.directories.certificates=certificates
#dbms.directories.logs=logs
#dbms.directories.lib=lib
#dbms.directories.run=run

# Enable this to be able to upgrade a store from an older version.
#dbms.allow_format_migration=true

3 - Change ''dbms.directories.data'' value with the directory to store your data

#*****************************************************************
# Neo4j configuration
#
# For more details and a complete list of settings, please see
# https://neo4j.com/docs/operations-manual/current/reference/configuration-settings/
#*****************************************************************

# The name of the database to mount
#dbms.active_database=graph.db
dbms.active_database=Neo4jDB
# Paths of directories in the installation.
dbms.directories.data=/home/andrea/neo4j/
#dbms.directories.plugins=plugins
#dbms.directories.certificates=certificates
#dbms.directories.logs=logs
#dbms.directories.lib=lib
#dbms.directories.run=run

# Enable this to be able to upgrade a store from an older version.
#dbms.allow_format_migration=true

4 - Enable ''dbms.allow_format_migration''

#*****************************************************************
# Neo4j configuration
#
# For more details and a complete list of settings, please see
# https://neo4j.com/docs/operations-manual/current/reference/configuration-settings/
#*****************************************************************

# The name of the database to mount
#dbms.active_database=graph.db
dbms.active_database=Neo4jDB
# Paths of directories in the installation.
dbms.directories.data=/home/andrea/neo4j/
#dbms.directories.plugins=plugins
#dbms.directories.certificates=certificates
#dbms.directories.logs=logs
#dbms.directories.lib=lib
#dbms.directories.run=run

# Enable this to be able to upgrade a store from an older version.
dbms.allow_format_migration=true

5 - Go into the database folder you want to open

cd path/to/db/

6 - Run Neo4j console

/path/of/neo4j/bin/neo4j console

7 - Open the Neo4j webapp

Type in the browser: http://localhost:7474/browser/

Requirements