Query the offline tables which may not import data will success

Now the un-imported table as empty table which may be confusing.

The issue mentions offline tables and un-imported tables being treated as empty, which may be confusing. Start by examining the codebase for offline table handling and import logic. Look for where table emptiness is determined and how queries against un-imported tables are processed. Check test files related to offline queries to understand expected behavior.

索引モデルが issue の本文から書いたものです。