Add SQL platform support for ParquetSource

[JunWang222]

Summary

This PR adds support for executing ParquetSource on SQL-backed platforms by resolving Parquet inputs to platform-visible SQL relations.

Supported platforms:

• Trino
• Presto
• BigQuery

Changes

• Add JDBC-based ParquetSource support for SQL platforms.
• Add TrinoParquetSource, PrestoParquetSource, and BigQueryParquetSource.
• Add platform mappings for ParquetSource.
• Add Parquet source configuration keys for platform-specific relation mapping and optional relation creation.
• Add BigQuery platform support needed for SQL operator execution.
• Add integration coverage for Parquet joins and platform alternatives.