[S2GRAPH-58] Offset query option is not working with tall row schema

• Type: Bug
• Status: In Progress
• Priority: Major
• Resolution: Unresolved
• Assignee: Do Yung Yoon
• Reporter: Do Yung Yoon
• Due: 18/Mar/16
• Created: 09/Mar/16 00:59
• Updated: 09/Mar/16 00:59

Description

S2GRAPH-50 implemented new schema(tall row) for HBase Storage, but there were few missing parts our test cases missed out.

One thing I found out is `offset` option on queryParam is not working. in wide row schema, we used `ColumnPaginationFilter` which accept offset and limit as parameter. in tall row schema, we need to change to use `PageFilter` and unlike `ColumnPaginationFilter`, `PageFilter` does not accept offset as parameter.

I think we can either throw exception by checking compatibility on label's schema version and query, or we can implicitly fetch `offset + limit` key values and take only from offset index to limit.

Or we can actually provide different option like providing cursors and let user to parse each cursors to paginate next chunk of edges. I am open to any suggestion, so feel free to give any opinion on this.