Iceberg staging hub

[PingLiuPing]

This PR means to temporally holding all iceberg code changes that are not been merged to upstream velox repository.
This is because some of the PRs are dependent each other and we cannot pick them one by one.

[PingLiuPing]

alchemy merge

[prestodb-ci]

alchemy link e951481,8cb17fb19e24290cf03924e2e4501c844646d7e9,c188f8700bff198ca0c9fad7784ea8401d844f8b

[prestodb-ci]

Added new rebase item:

• ID 441 [velox/ibm/425] "Iceberg staging hub" first introduced at 2025-03-15T02:40:35Z owned by @PingLiuPing with commits e951481 8cb17fb c188f87 - added at 2025-03-15T02:40:35Z by @prestodb-ci via Iceberg staging hub #425 (comment), still effective

[prestodb-ci]

Failed to cherry-pick commit e951481 in rebase request #426:

exit status 1
error: could not apply e95148181... refactor: Move toValues from InPredicate.cpp to Filter.h

Auto-merging velox/type/Filter.h
CONFLICT (content): Merge conflict in velox/type/Filter.h

Please:

1. Rebase your branch with staging/staging-a417b2b45-rebase and fix the conflict. If the rebase item is a PR, you can change the base branch to this staging branch.
2. Comment on this issue:

alchemy link [updated comma-separated commit SHAs for this issue] @2025-08-07T06:40:22Z

3. Re-open Rebase branch staging-a417b2b45-rebase with staging-a417b2b45-head (a417b2b) #426 to retry the cherry-pick.

[prestodb-ci]

Failed to cherry-pick commit e951481 in rebase request #427:

exit status 1
error: could not apply e95148181... refactor: Move toValues from InPredicate.cpp to Filter.h

Auto-merging velox/type/Filter.h
CONFLICT (content): Merge conflict in velox/type/Filter.h

Please:

1. Rebase your branch with staging/staging-a417b2b45-rebase and fix the conflict. If the rebase item is a PR, you can change the base branch to this staging branch.
2. Comment on this issue:

alchemy link [updated comma-separated commit SHAs for this issue] @2025-08-07T06:40:22Z

3. Re-open Rebase branch staging-a417b2b45-rebase with staging-a417b2b45-head (a417b2b) #427 to retry the cherry-pick.

[PingLiuPing]

alchemy merge @2026-03-11T08:52:49Z

[prestodb-ci]

alchemy link 551ef4b,18c2f9c2d57ba8ae20c29081efc719baf5a08508,a7c78333d942f52908cd3b81e1407f7b721bf3bb,0369a5a674c8f6e268edf8b392f40a27fdec9659,c357a2cbf13890360d64687798f8af65bcf4eaf9,495bf5c13d3e0263cc8ea5120ee880969e868106,a166cddcece4d8f046d97cfdf5e5a0ee818c801b,9d223f545ee112064c6653f1fd786c320ea8945c,1537c2c72581976401b7758eac0a5da95ec0abbb,9daad64706949b456a29f92af5ef0cf68a46800d @2026-03-11T08:52:49Z

[prestodb-ci]

The following unexpired item was removed at 2026-03-11T08:52:49Z by @prestodb-ci via #425 (comment):

• ID 1154 [velox/ibm/425] "Iceberg staging hub" first introduced at 2025-03-15T02:40:35Z owned by @PingLiuPing with commits c357a2c 495bf5c a166cdd 9d223f5 1537c2c 2e9488d - added at 2026-03-07T08:52:49Z by @unidevel via Iceberg staging hub #425 (comment), still effective

Added new rebase item:

• ID 1171 [velox/ibm/425] "Iceberg staging hub" first introduced at 2025-03-15T02:40:35Z owned by @PingLiuPing with commits 551ef4b 18c2f9c a7c7833 0369a5a c357a2c 495bf5c a166cdd 9d223f5 1537c2c 9daad64 - added at 2026-03-11T08:52:49Z by @prestodb-ci via Iceberg staging hub #425 (comment), still effective

[unidevel]

@PingLiuPing please check the base branch, there are extra commits in the PR, you may need update base branch, then update alchemy with alchemy merge @2026-03-11T08:52:49Z again.

[unidevel]

alchemy link c357a2c,495bf5c13d3e0263cc8ea5120ee880969e868106,a166cddcece4d8f046d97cfdf5e5a0ee818c801b,9d223f545ee112064c6653f1fd786c320ea8945c,1537c2c72581976401b7758eac0a5da95ec0abbb,9daad64706949b456a29f92af5ef0cf68a46800d @2026-03-11T08:52:49Z

[prestodb-ci]

The following unexpired item was removed at 2026-03-11T08:52:49Z by @unidevel via #425 (comment):

• ID 1171 [velox/ibm/425] "Iceberg staging hub" first introduced at 2025-03-15T02:40:35Z owned by @PingLiuPing with commits 551ef4b 18c2f9c a7c7833 0369a5a c357a2c 495bf5c a166cdd 9d223f5 1537c2c 9daad64 - added at 2026-03-11T08:52:49Z by @prestodb-ci via Iceberg staging hub #425 (comment), still effective

Added new rebase item:

• ID 1172 [velox/ibm/425] "Iceberg staging hub" first introduced at 2025-03-15T02:40:35Z owned by @PingLiuPing with commits c357a2c 495bf5c a166cdd 9d223f5 1537c2c 9daad64 - added at 2026-03-11T08:52:49Z by @unidevel via Iceberg staging hub #425 (comment), still effective

[unidevel]

Based on the history, the last 6 commits is most likely you want to add to alchemy.

[prestodb-ci]

Failed to cherry-pick commit c357a2c in rebase request #1813:

exit status 1
error: could not apply c357a2cbf... Iceberg core code

Auto-merging velox/connectors/hive/CMakeLists.txt
Auto-merging velox/connectors/hive/HiveDataSink.h
Auto-merging velox/connectors/hive/iceberg/CMakeLists.txt
CONFLICT (content): Merge conflict in velox/connectors/hive/iceberg/CMakeLists.txt
Auto-merging velox/connectors/hive/iceberg/IcebergDataSink.cpp
CONFLICT (content): Merge conflict in velox/connectors/hive/iceberg/IcebergDataSink.cpp
Auto-merging velox/connectors/hive/iceberg/IcebergDataSink.h
CONFLICT (content): Merge conflict in velox/connectors/hive/iceberg/IcebergDataSink.h
Auto-merging velox/connectors/hive/iceberg/tests/CMakeLists.txt
CONFLICT (content): Merge conflict in velox/connectors/hive/iceberg/tests/CMakeLists.txt
Auto-merging velox/dwio/parquet/tests/reader/E2EFilterTest.cpp
Auto-merging velox/dwio/parquet/writer/Writer.cpp
CONFLICT (content): Merge conflict in velox/dwio/parquet/writer/Writer.cpp
Auto-merging velox/dwio/parquet/writer/Writer.h
CONFLICT (content): Merge conflict in velox/dwio/parquet/writer/Writer.h
Auto-merging velox/exec/tests/utils/AssertQueryBuilder.h

Please:

1. Rebase your branch with staging/staging-e7dd656c9-rebase and fix the conflict. If the rebase item is a PR, you can change the base branch to this staging branch.
2. Comment on this issue:

alchemy link [updated comma-separated commit SHAs for this issue] @2026-03-14T08:06:35Z

3. Re-open Rebase branch staging-e7dd656c9-rebase with staging-e7dd656c9-head (e7dd656) #1813 to retry the cherry-pick.

[prestodb-ci]

Failed to cherry-pick commit c357a2c in rebase request #1814:

exit status 1
error: could not apply c357a2cbf... Iceberg core code

Auto-merging velox/connectors/hive/CMakeLists.txt
Auto-merging velox/connectors/hive/HiveDataSink.h
Auto-merging velox/connectors/hive/iceberg/CMakeLists.txt
CONFLICT (content): Merge conflict in velox/connectors/hive/iceberg/CMakeLists.txt
Auto-merging velox/connectors/hive/iceberg/IcebergDataSink.cpp
CONFLICT (content): Merge conflict in velox/connectors/hive/iceberg/IcebergDataSink.cpp
Auto-merging velox/connectors/hive/iceberg/IcebergDataSink.h
CONFLICT (content): Merge conflict in velox/connectors/hive/iceberg/IcebergDataSink.h
Auto-merging velox/connectors/hive/iceberg/tests/CMakeLists.txt
CONFLICT (content): Merge conflict in velox/connectors/hive/iceberg/tests/CMakeLists.txt
Auto-merging velox/dwio/parquet/tests/reader/E2EFilterTest.cpp
Auto-merging velox/dwio/parquet/writer/Writer.cpp
CONFLICT (content): Merge conflict in velox/dwio/parquet/writer/Writer.cpp
Auto-merging velox/dwio/parquet/writer/Writer.h
CONFLICT (content): Merge conflict in velox/dwio/parquet/writer/Writer.h
Auto-merging velox/exec/tests/utils/AssertQueryBuilder.h

Please:

1. Rebase your branch with staging/staging-bef4c3772-rebase and fix the conflict. If the rebase item is a PR, you can change the base branch to this staging branch.
2. Comment on this issue:

alchemy link [updated comma-separated commit SHAs for this issue] @2026-03-14T18:30:45Z

3. Re-open Rebase branch staging-bef4c3772-rebase with staging-bef4c3772-head (bef4c37) #1814 to retry the cherry-pick.