Hi Zoltan, How hard would it be to use `CatalogUtil` [1] instead?
Thanks, Peter [1] - CatalogUtil.java - https://github.com/apache/iceberg/blob/d2fbe427ecec298f1600260f40fcab1b7ab2e695/core/src/main/java/org/apache/iceberg/CatalogUtil.java Zoltán Borók-Nagy <[email protected]> ezt írta (időpont: 2026. febr. 25., Sze, 10:59): > Hey Anton, > > Sorry for being late to the discussion. > > Impala uses Catalogs from iceberg-mr: > https://github.com/apache/iceberg/blob/main/mr/src/main/java/org/apache/iceberg/mr/Catalogs.java > > https://github.com/apache/impala/blob/master/fe/src/main/java/org/apache/impala/catalog/iceberg/IcebergCatalogs.java > > Do you plan to deprecate this class or move it to iceberg-core? > I don't think it is critical for our users, but in case you want to > deprecate it, we should also deprecate this functionality in the upcoming > Impala 5. > > Cheers, > Zoltan > > On Mon, Jan 26, 2026 at 11:14 PM Anton Okolnychyi <[email protected]> > wrote: > >> Great, was just checking we are making a deliberate choice. Thanks for >> the context, Vladislav! >> >> It looks like the only candidate for deprecation/removal is iceberg-mr >> then. I'll submit a separate discussion for it. >> >> пн, 19 січ. 2026 р. о 04:37 Vladislav Sidorovich via dev < >> [email protected]> пише: >> >>> Hey Anton, >>> >>> Yes, that is correct. I am focusing on the translation logic. >>> >>> Regarding completeness, I plan to cover all Delta Lake features that >>> have equivalents in Apache Iceberg v3. For example, we will convert Delta’s >>> deletion >>> vectors to Iceberg deletion vectors. However, features like appendOnly >>> won't be included as Iceberg doesn't natively support them in the same way. >>> >>> In terms of *XTable*, while the tools solve similar problems, XTable is >>> a more generic solution. My implementation is specific to the >>> Delta-to-Iceberg path and directly extends the existing Iceberg API >>> <https://iceberg.apache.org/docs/1.4.3/delta-lake-migration/>. >>> >>> Additionally, I’ve been tracking XTable for over six months; it appears >>> to be less active recently and currently lacks support for key features >>> like Iceberg deletion vectors. >>> >>> >>> On Fri, Jan 16, 2026 at 3:36 AM Anton Okolnychyi <[email protected]> >>> wrote: >>> >>>> Vladislav, am I correct that you plan to focus on translation? How >>>> complete do you plan the implementation to be? Will it be different from >>>> the existing tools like X table? >>>> >>>> Maninder, thanks for sharing! It is great to know it is being used. >>>> >>>> чт, 15 січ. 2026 р. о 17:12 Maninder Parmar < >>>> [email protected]> пише: >>>> >>>>> Hi Anton, >>>>> Here are the details: >>>>> - Public documentation: >>>>> https://docs.snowflake.com/en/user-guide/tables-iceberg-catalog >>>>> - Yes, it's working and being actively used >>>>> - No ongoing active development, currently in maintenance mode for any >>>>> bug/security fixes >>>>> >>>>> On Tue, Jan 13, 2026 at 2:28 PM Anton Okolnychyi < >>>>> [email protected]> wrote: >>>>> >>>>>> - Talat, can you share how you see the future of the >>>>>> iceberg-delta-lake module and what you plan to contribute? >>>>>> - Maninder, do we have enough public documentation to explain the >>>>>> state of the module? Is it still working? Is it deprecated? What's the >>>>>> plan? >>>>>> - iceberg-dell and iceberg-aliyun may not be actively developed but >>>>>> primarily target storage and could still be functional? >>>>>> - It seems iceberg-mr is a candidate for deprecation / removal? >>>>>> >>>>>> - Anton >>>>>> >>>>>> пн, 12 січ. 2026 р. о 12:04 Maninder Parmar < >>>>>> [email protected]> пише: >>>>>> >>>>>>> While we are not actively developing the iceberg-snowflake module, >>>>>>> we still see many active usages for it since the migration away from >>>>>>> this >>>>>>> catalog to iceberg rest based catalogs is ongoing. Would like to keep it >>>>>>> here for some more time until we see the usage trend dropping to an >>>>>>> acceptable level. >>>>>>> >>>>>>> On Tue, Jan 6, 2026 at 2:42 PM Talat Uyarer via dev < >>>>>>> [email protected]> wrote: >>>>>>> >>>>>>>> We plan to upgrade iceberg-delta-lake module. >>>>>>>> >>>>>>>> -1 for iceberg-delta-lake >>>>>>>> >>>>>>>> On Tue, Dec 23, 2025 at 5:52 PM Manu Zhang <[email protected]> >>>>>>>> wrote: >>>>>>>> >>>>>>>>> Hi Anton, >>>>>>>>> >>>>>>>>> I checked related issues and PRs of these modules. Except for a >>>>>>>>> recent PR for aliyun[1], there are no activities or interests on other >>>>>>>>> modules. >>>>>>>>> For iceberg-delta-lake and iceberg-snowflake, I think there are >>>>>>>>> already good external tools and platforms. For iceberg-mr and >>>>>>>>> iceberg-dell, I doubt whether there's any usage nowadays. >>>>>>>>> >>>>>>>>> +1 to deprecate/remove these modules except iceberg-aliyun. >>>>>>>>> >>>>>>>>> >>>>>>>>> 1. https://github.com/apache/iceberg/pull/14443 >>>>>>>>> >>>>>>>>> >>>>>>>>> Merry Christmas >>>>>>>>> Manu >>>>>>>>> >>>>>>>>> On Tue, Dec 23, 2025 at 11:13 AM Anton Okolnychyi < >>>>>>>>> [email protected]> wrote: >>>>>>>>> >>>>>>>>>> Are there any inactive modules that we can deprecate / remove >>>>>>>>>> similar to Pig? >>>>>>>>>> >>>>>>>>>> - iceberg-delta-lake (last meaningful commit in 2023) >>>>>>>>>> - iceberg-snowflake (last meaningful commit in 2023) >>>>>>>>>> - iceberg-mr (last meaningful commit in early 2024) >>>>>>>>>> - iceberg-dell (last meaningful commit in 2023) >>>>>>>>>> - iceberg-aliyun (last meaningful commit in 2024) >>>>>>>>>> >>>>>>>>>> - Anton >>>>>>>>>> >>>>>>>>> >>> >>> -- >>> Best regards, >>> Vladislav Sidorovich >>> >>> Feedback: *go/feedback-for-vladislav >>> <https://goto.google.com/feedback-for-vladislav> * >>> [image: Google Logo] >>> >>> >>>
