[PECOBLR-201] add variant support #560
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shivam2680
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shivam2680
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Description
This pull request introduces support for detecting and handling VARIANT column types in the Databricks SQL Thrift backend, along with corresponding tests for validation.
updated the
_col_to_descriptionand_hive_schema_to_descriptionmethods to process metadata for VARIANT typesAdded unit and end-to-end tests to ensure proper functionality.
Testing details
End-to-End Tests:
tests/e2e/test_variant_types.pyto validate VARIANT type detection and data retrieval. Includes tests for creating tables with VARIANT columns, inserting records, and verifying correct type handling and JSON parsing.Unit Tests: