MongoDB: ClassCastException while doing JOIN based query

            CREATE FOREIGN TABLE Company (
                name varchar(50) PRIMARY KEY,
                description varchar(256)
            ) OPTIONS(UPDATABLE 'TRUE',"teiid_mongo:EMBEDDABLE" 'true');

            CREATE FOREIGN TABLE Job (
                jobId integer PRIMARY KEY,
                description varchar(256),                
                companyname varchar(50),
                FOREIGN KEY (companyname) REFERENCES Company (name)
            ) OPTIONS(UPDATABLE 'TRUE', "teiid_mongo:EMBEDDABLE" 'true');
        
            CREATE FOREIGN TABLE Employee (
                ename varchar(50) PRIMARY KEY,
                jobId integer,
                FOREIGN KEY (jobId) REFERENCES Job (jobId)
            ) OPTIONS(UPDATABLE 'TRUE');

select e.ename, c.name, j.description from Employee as e JOIN Job j ON e.jobId = j.jobId JOIN Company c ON j.companyname = c.name

14:22:05,271 ERROR [org.teiid.PROCESSOR] (Worker23_QueryProcessorQueue432) 258Se2CWMytI TEIID30019 Unexpected exception for request 258Se2CWMytI.28: java.lang.ClassCastException: org.teiid.language.Join cannot be cast to org.teiid.language.NamedTable
	at org.teiid.translator.mongodb.MongoDBSelectVisitor.visit(MongoDBSelectVisitor.java:419)
	at org.teiid.language.Join.acceptVisitor(Join.java:66) [teiid-api-8.7.0.Alpha3-SNAPSHOT.jar:8.7.0.Alpha3-SNAPSHOT]
	at org.teiid.language.visitor.AbstractLanguageVisitor.visitNode(AbstractLanguageVisitor.java:51) [teiid-api-8.7.0.Alpha3-SNAPSHOT.jar:8.7.0.Alpha3-SNAPSHOT]
	at org.teiid.translator.mongodb.MongoDBSelectVisitor.append(MongoDBSelectVisitor.java:95)
	at org.teiid.translator.mongodb.MongoDBSelectVisitor.append(MongoDBSelectVisitor.java:106)
	at org.teiid.translator.mongodb.MongoDBSelectVisitor.visit(MongoDBSelectVisitor.java:482)
	at org.teiid.language.Select.acceptVisitor(Select.java:103) [teiid-api-8.7.0.Alpha3-SNAPSHOT.jar:8.7.0.Alpha3-SNAPSHOT]
	at org.teiid.language.visitor.AbstractLanguageVisitor.visitNode(AbstractLanguageVisitor.java:51) [teiid-api-8.7.0.Alpha3-SNAPSHOT.jar:8.7.0.Alpha3-SNAPSHOT]