Edge creation fails because the vertex table name is too long

[lalicw]

Version: 3.0 Scenario: If the vertex name length is too long, we cannot create edge. Cause：When we create edge, we will auto create the in/out vertex reference column like this : schema.table.identifier.__I , schema.table.identifier.__O, if the schema name and table name length is more than max column length, then we failed to create the edge