lszskye opened a new pull request, #195: URL: https://github.com/apache/paimon-cpp/pull/195
### Purpose Support projecting selected keys from a top-level shared-shredding MAP column as a STRUCT. This change: - Adds `MapSharedShreddingAccessBuilder` for constructing selected-key STRUCT read fields; - introduces `MapFieldReadPlan` to describe the logical output field, physical read field, and materialization behavior; ### Tests src/paimon/core/utils/nested_projection_utils_test.cpp src/paimon/common/data/shredding/map_shared_shredding_schema_utils_test.cpp src/paimon/common/data/shredding/map_shared_shredding_file_reader_test.cpp test/inte/write_and_read_inte_test.cpp ### API and Format This change adds the public `MapSharedShreddingAccessBuilder` API under `include/paimon`. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
