* Implement tests for SanitizeWhereClause and AddTablePrefixToColumns.
* Ensure correct handling of table prefixes in WHERE clauses.
* Validate that unqualified columns are prefixed correctly when necessary.
* Add tests for XFiles processing to verify table name handling.
* Introduce tests for recursive preloads and their related keys.
* Increase maximum recursion depth from 4 to 8.
* Generate FK-based relation names for child preloads using RelatedKey.
* Clear WHERE clause for recursive preloads to prevent filtering issues.
* Extend child relations to recursive levels for better data retrieval.
* Add integration tests to validate recursive preload behavior and structure.
