OrientDB reports an error when optimizing the database

1. OrientDB reports an error when optimizing the database

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Error when converting regular edges to lightweight edges :

orientdb {db=demo}> optimize database -lwedges

Database optimized in

Error: java.util.IllegalFormatConversionException: f != java.util.ArrayList

 

OrientDB insert records
Let us consider the Customer table with the following fields and types.

Numbering	Field Name	Types of
1	ID	Integer
2	name	string
3	age	Integer

You can create a schema (table) by executing the following command.

CREATE DATABASE PLOCAL:/opt/orientdb/databases/sales 
CREATE CLASS Customer 
CREATE PROPERTY Customer.id integer 
CREATE PROPERTY Customer.name String 
CREATE PROPERTY Customer.age integer

Where PROPERTY is the meaning of property

LET: Represents the context variable used in projection, condition or subquery