Open the Database Developement perspective:

Click on the icon New Connection Profile:

Choose Generic JDBC (and optionally type "Neo4j 3.0 JDBC Bolt Driver" in "name" and "description" fields. Then click Next:

Click on the icon New Driver Definition:

Choose "Generic JDBC Driver" in folder Name/Type (and optionally re-type "Neo4j 3.0 JDBC Bolt Driver" in the "Driver Name" field):

In Folder JAR List, click Add JAR/Zip and choose the new Neo4j JDBC Bolt Driver:

In Folder Properties choose the Driver Class" by clicking the icon [..]:

Choose org.neo4j.jdbc.bolt.BoltDriver as the Driver class:

Set the Connection URL to "jdbc:neo4j:bolt://localhost" and the User ID to "neo4j", then click OK:

Set the Password and click Test Connection:

You should get Ping Succeeded! message (with your database online). Click OK and then Finish:

Open an SQL Scrapbook and execute your statement (i.e. match (n) return n):

Create statements should work as well: