Changelog

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Contributors

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Release History

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v0.4.24

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What’s Changed

• Update imagen model in tests and docs (3.0 is deprecated) by @aaron-siegel in #929
• Allow hyphens in table and dir names by @aaron-siegel in #926
• Skip download when replicating the same version of a table a second time by @aaron-siegel in #927
• Several fixes and improvements for data sharing by @aaron-siegel in #928
• PXT-862: bug fix for drop_table() by @mkornacker in #930
• Various docs updates by @aaron-siegel in #923

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v0.4.23

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What’s Changed

• Add PIXELTABLE_API_KEY to CI environment by @aaron-siegel in #914
• create_store_tbls: bool option in Catalog.create_replica() by @aaron-siegel in #916
• [PXT-380] Remove NamedFunction object and related code in named_function.py by @sergey-mkhitaryan in #911
• Switch to new random ops script in CI by @aaron-siegel in #909
• [PXT-799] Allow setting fps greater than the framerate of the video in FrameIterator by @aaron-siegel in #918
• Intelligible error message when replicating a view of an existing original base table by @aaron-siegel in #897
• [PXT-837] Support creating/inserting directly from an existing Table by @aaron-siegel in #919
• Add parameters to make stresstest by @aaron-siegel in #920
• Introduce “anchor tables” in TableVersion(Handle) for live replicas; working pull() by @aaron-siegel in #917
• Time travel for view over snapshot; replicas of view over snapshot by @aaron-siegel in #924
• Proper display of embeddings by @aaron-siegel in #925

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v0.4.22

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What’s Changed

• Manage additional_md from Catalog, rather than TableVersion by @aaron-siegel in #913

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v0.4.21

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What’s Changed

• Hotfix for bug when publishing older versions of a table by @aaron-siegel in #910

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v0.4.20

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What’s Changed

• pyscenedetect udfs by @mkornacker in #899
• CockroachDB fixes + CI target by @aaron-siegel in #900
• Add protocol for replica operations. by @amithadke in #819
• [PXT-822, PXT-674] Fix for querying snapshots of tables with unstored columns by @aaron-siegel in #895
• Switch to using random_tbl_ops_2 in stress-tests by @aaron-siegel in #898
• Fix nondeterminism in unit test by @aaron-siegel in #905
• [PXT-817] UDFs for reve.com by @sergey-mkhitaryan in #901
• [PXT-826] Refactor index creation logic by @aaron-siegel in #908
• UV_OPTS in Makefile by @aaron-siegel in #896
• Ignore additional_mds when checking table or table version metadata by @amithadke in #903
• [PXT-786] push() and pull() implementations by @amithadke in #907

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v0.4.19

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What’s Changed

• Add image recipes to cookbook by @apreshill in #857
• Add display-name to CI matrix (prep for testing global media destination) by @aaron-siegel in #879
• Enable all media destinations in CI by @aaron-siegel in #876
• [PXT-814] UDF to encode a numpy array to an audio file by @sergey-mkhitaryan in #881
• Convert notebooks to use YAML frontmatter and fix formatting issues by @goodlux in #880
• Rename a public constant by @sergey-mkhitaryan in #884
• Multi-phase create_table() by @mkornacker in #854
• Initial integration of TwelveLabs Embed API by @mkornacker in #885
• Fix pxt.__version__ by @aaron-siegel in #887
• Update many error messages for consistency by @aaron-siegel in #869
• Replace Optional[T] with T | None (Python 3.10 style) throughout the codebase by @aaron-siegel in #888
• Docs-related updates to Makefile and pyproject by @aaron-siegel in #889
• [PXT-685] Add recompute_columns() to computed columns fundamentals notebook by @aaron-siegel in #892
• [PXT-811, PXT-812] Improve two error messages with helpful hints by @aaron-siegel in #891
• Revert two uses of Optional in unit tests by @aaron-siegel in #893
• Dependency updates for Python 3.14 by @aaron-siegel in #894
• Azure support by @aaron-siegel in #886
• Default media destination as configuration parameter by @aaron-siegel in #883

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v0.4.18

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What’s Changed

• Updates to nightly.yml by @aaron-siegel in #866
• Streamline CI configs on PRs by @aaron-siegel in #858
• Update WhisperX to >=3.7 and enable for Python 3.13 by @aaron-siegel in #860
• elements parameter for DocSplitter by @mkornacker in #865
• Fix examples docstring for add_embedding_index() by @aaron-siegel in #871
• Improvements to random_tbl_ops script by @aaron-siegel in #868
• Enforce numpy>=2.2 by @aaron-siegel in #872
• Segmentation-related improvements by @mkornacker in #873
• Randomize the behavior of sample() in the case seed=None by @aaron-siegel in #828
• [PXT-729] Documentation deploy scripts for Mintlify website and local development by @goodlux in #867
• Properly reconstruct btree and vector indices when a replica is restored by @aaron-siegel in #875
• Fix various errors and typos in README and the notebooks by @sergey-mkhitaryan in #877
• UDFs for Hugging Face Auto model integrations by @aaron-siegel in #870

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New Contributors

• @sergey-mkhitaryan made their first contribution in #877

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v0.4.17

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What’s Changed

• Update model used by Together AI tests by @aaron-siegel in #846
• Fix broken links at the bottom of basics notebook by @apreshill in #844
• Retry failed notebook tests once in CI by @aaron-siegel in #830
• feat(storage): add Backblaze B2 S3-compatible integration and tests by @jeronimodeleon in #840
• cockroachDB: Set null_ordered_last on session start. by @jpeterson-pxt in #838
• cockroachDB: Explicit coercions for arithmetic ops. by @jpeterson-pxt in #839
• Fix for isolated NB tests in CI by @aaron-siegel in #847
• Notebook updates & OpenRouter notebook by @aaron-siegel in #851
• ffmpeg with libx264 by @mkornacker in #855
• Fixed incorrect documentation links by @metadaddy in #859
• Update pixeltable-pgserver dependency to 0.4.0 by @aaron-siegel in #853
• Support packaging of tables with embedding indices for data sharing by @aaron-siegel in #841
• mode ‘accurate’ for VideoSplitter and segment_video() by @mkornacker in #856
• Added PDF-Page-Chunk-Extractor for image extraction (Issue 703) (PR 705) by @kamir in #850
• Formatting fixes by @aaron-siegel in #862
• Fix pyproject and mypy config by @aaron-siegel in #863
• Fixes for load_replica_md() with non-snapshot tables by @aaron-siegel in #861
• Correctly process cellmd in package/restore by @aaron-siegel in #864

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New Contributors

• @jeronimodeleon made their first contribution in #840
• @metadaddy made their first contribution in #859
• @kamir made their first contribution in #850

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v0.4.16

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What’s Changed

• Openrouter Integration by @aaron-siegel in #825
• Concurrency fixes & random_tbl_ops v2 by @aaron-siegel in #814
• Images and arrays in json structures, plus improved storage of array columns by @mkornacker in #812
• Minimal edits to docstrings. by @goodlux in #813
• Add SDK documentation for Mintlify by @goodlux in #835
• Fix for performance problem when importing HF datasets by @mkornacker in #833
• cockroachDB: div, mod operations SQL changed. Timestamp propagated through client stack by @jpeterson-pxt in #823

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v0.4.15

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What’s Changed

• Add a spot for the cookbook in docs/ by @apreshill in #815
• Fixes for notebook tests resource cleanup by @aaron-siegel in #827
• Adding export_lancedb() to API reference by @mkornacker in #824
• Replace create_replica() with separate publish() and replicate() methods by @aaron-siegel in #816
• PXT-638, PXT-675, PXT-682 Handle Keyboard exception by @amithadke in #803
• PXT-772 Filling in missing docstrings by @goodlux in #822
• with_audio() udf by @mkornacker in #826

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New Contributors

• @apreshill made their first contribution in #815

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v0.4.14

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What’s Changed

• Proper implementation of package/restore for non-snapshot replicas by @aaron-siegel in #797
• Set up pydoclint by @aaron-siegel in #805
• upgrade mint.json -> docs.json by @goodlux in #809
• Enable a destination parameter on stored computed columns. by @jpeterson-pxt in #766
• Add support for running tests with cockroachdb as backend by @amithadke in #811

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v0.4.13

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What’s Changed

• Added pxt.io.export_lancedb() by @mkornacker in #795
• Update README.md by @pierrebrunelle in #801
• Use raw.githubusercontent.com instead of raw.github.com in tests by @aaron-siegel in #806
• Simplify & generalize TableDataSource types by @aaron-siegel in #804
• Short Sample App: CLI Media Toolkit for Multimodal Data Processing by @pierrebrunelle in #802
• Table.get_versions() by @aaron-siegel in #800
• Fixes for nightly CI by @aaron-siegel in #807

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v0.4.12

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What’s Changed

• Update model used by groq tests and examples by @aaron-siegel in #790
• Clear TempStore, MediaStore, and HF cache after each test in CI by @aaron-siegel in #792
• Explicitly install pixeltable in run-isolated-nb-tests.sh by @aaron-siegel in #794
• Handle incomplete rate limit headers better by @mkornacker in #788
• SDK changes/fixes for data sharing by @aaron-siegel in #791
• Disable TestWhisperx on Linux w/ GPU by @mkornacker in #789
• recompute_columns(): added where parameter by @mkornacker in #787

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v0.4.11

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What’s Changed

• missing .md for VideoSplitter by @mkornacker in #784
• CI & dev environment enhancements by @aaron-siegel in #785

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v0.4.10

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What’s Changed

• Fix local_public_names() to properly exclude private functions by @goodlux in #778
• Add .DS_Store to .gitignore by @goodlux in #779
• More video built-ins by @mkornacker in #768
• Add missing all to gemini and whisper modules by @aaron-siegel in #781

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v0.4.9

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What’s Changed

• WhisperX Speaker Diarization by @aaron-siegel in #770
• Basic support for concurrent pixeltable metadata creation/upgrade by @amithadke in #769
• Support for pydantic models in Table.insert() by @mkornacker in #760
• Add comments for concurrent pixeltable initialization changes by @amithadke in #772
• Disable notebook tests that are failing in CI for unknown reasons by @aaron-siegel in #777
• Publish the existing mypy plugin under pixeltable.mypy module to make it accessible for external use. by @amithadke in #776
• Remove ext package and fold contents into functions by @aaron-siegel in #775

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v0.4.8

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What’s Changed

• Performance test for chat completion integrations by @mkornacker in #746
• Bugfixes related to missing dependencies by @aaron-siegel in #747
• Makefile and pytest improvements by @aaron-siegel in #753
• Update dev version of onnx by @aaron-siegel in #755
• Pytest configuration fix by @aaron-siegel in #756
• RequestRateScheduler improvements by @mkornacker in #752
• Update README.md by @aaron-siegel in #754
• Updating tutorial notebook to use Table.recompute_columns(). by @mkornacker in #757
• Changes to pixeltable shared client for R2 support. by @amithadke in #653
• Fix README spacing and linting issues by @aaron-siegel in #759
• Move stored_img_cols from ExecNode To RowBuilder, add stored_media_cols by @jpeterson-pxt in #749
• Group local media file operations into a MediaStore or TempStore class by @jpeterson-pxt in #748
• Correct construction of two row_builder members. by @jpeterson-pxt in #761
• PXT-661 PXT-662 Adding checks for dropping column used by view predicates by @amithadke in #751

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v0.4.7

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What’s Changed

• Consolidate ColumnMd operations into from_md() and to_md(). by @jpeterson-pxt in #715
• Update README.md + Changelog by @pierrebrunelle in #727
• Consolidate all store_table row prep into DataRow.create_store_table_row. by @jpeterson-pxt in #723
• More rigor in UDF evolution tests by @aaron-siegel in #728
• Rerun tests that fail due to concurrency conflicts by @aaron-siegel in #737
• Replace most uses of Union[] with Python 3.10-style unions by @aaron-siegel in #735
• Extend FrameIterator to output all available frame attributes by @mkornacker in #716
• Clean up pytest output by @aaron-siegel in #740
• Introduce TypedDicts for user-facing table, dir, column, and index metadata by @aaron-siegel in #739
• get_dir_contents(), a more structured replacement for list_tables() / list_dirs() by @aaron-siegel in #742
• Test cleanup by @aaron-siegel in #743
• Prefer public API in tests by @aaron-siegel in #744
• Catching missing sqlalchemy transaction-related exceptions by @mkornacker in #745
• PXT-668: Remove unneeded test_sample_md5_fraction. by @jpeterson-pxt in #750
• PXT-671: fixes to RateLimitsScheduler by @mkornacker in #741
• make_video API Doc by @pierrebrunelle in #736

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v0.4.6

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What’s Changed

• Migrate from poetry to uv by @aaron-siegel in #722

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v0.4.5

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What’s Changed

• Consolidate more MediaStore operations - part 3 by @jpeterson-pxt in #701
• Working Python 3.13 dev installation by @aaron-siegel in #695
• Replace uses of sql.text() in catalog.py with idiomatic SQLAlchemy by @aaron-siegel in #707
• Move some column summary information into RowBuilder. by @jpeterson-pxt in #711
• DataFrameResultSet.to_pydantic() by @mkornacker in #713
• PXT-667: Write media files to MediaStore with correct version. by @jpeterson-pxt in #714
• Time travel by @aaron-siegel in #710
• Correct the table.history status report for newly created views. by @jpeterson-pxt in #719
• Include all columns in packager data preview by @aaron-siegel in #720
• Communicate Column spec for all MediaStore save and move operations by @jpeterson-pxt in #718
• Further simplify DataRowBatch. by @jpeterson-pxt in #724
• Use the method plan._insert_prefetch_node everywhere. by @jpeterson-pxt in #721
• Support Python 3.10 style union types by @aaron-siegel in #726
• Additional config parameters + more flexible rate limit parsing for Azure OpenAI support by @aaron-siegel in #725

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v0.4.4

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What’s Changed

• Consolidate MediaStore file operations, including temp file name creation by @jpeterson-pxt in #694
• Update google-genai dev dependency by @aaron-siegel in #699
• CI changes for random-tbl-ops by @aaron-siegel in #697
• schema_overrides bugfixes by @aaron-siegel in #700
• Load replicas as views by @aaron-siegel in #696
• Multi-phase transactions by @mkornacker in #692

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v0.4.3

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What’s Changed

• Allow config parameters to be specified in pxt.init() by @aaron-siegel in #680
• Prepare to report more status in table.history() by @jpeterson-pxt in #682
• pxt.ls() command for pretty-printing all contents of a Pixeltable dir by @aaron-siegel in #681
• Handle 429 errors in RateLimitScheduler by @mkornacker in #670
• Support dicts and Sequences of dicts in HF datasets [rough-edges PXT-640] by @aaron-siegel in #684
• Allow packaging of non-snapshot tables in TablePackager by @aaron-siegel in #688
• Use a JSON field xxx_cellmd in place of xxx_errortype and xxx_errormsg by @jpeterson-pxt in #685
• Consolidate media operations in the MediaStore module by @jpeterson-pxt in #691
• Enhance UpdateStatus to subsume SyncStatus. Save user and UpdateStatus in a field in TableVersionMd. by @jpeterson-pxt in #689
• Refactor create_replica to conform to concurrency protocol by @aaron-siegel in #690
• Add additional packages & task configurations to nightly.yml by @aaron-siegel in #693
• Doc fixes for audio and video UDFs by @aaron-siegel in #698

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v0.4.2

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What’s Changed

• Revert various accumulated workarounds in CI by @aaron-siegel in #669
• Use ColumnHandles in external stores by @aaron-siegel in #664
• Update versions of a few more libraries by @aaron-siegel in #668
• First part of additional status collection for table.history reporting. by @jpeterson-pxt in #654
• Add table.history() method to return a user-readable list of known changes to a table. by @jpeterson-pxt in #640
• Added Table.recompute_columns() by @mkornacker in #667
• Collect more information on ins, del, upd operations. Freeze UpdateStatus. by @jpeterson-pxt in #673
• Refactor SyncStatus for merge with UpdateStatus. by @jpeterson-pxt in #674
• Adding recompute_columns() to overview in table.md by @mkornacker in #675
• CI workflow for random table ops by @aaron-siegel in #676
• ~40% improvement in insert performance by @aaron-siegel in #658
• Skip whisperx on t4 instances by @aaron-siegel in #678
• Pretty-print update status in notebooks or IPython shells by @aaron-siegel in #677
• Performance improvements in add_computed_column by @aaron-siegel in #679

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v0.4.1

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What’s Changed

• Docs/update model kwargs by @jacobweiss2305 in #662
• Fixes and improvements for nightly CI job by @aaron-siegel in #665
• Docs/changelog v0.4.0 by @jacobweiss2305 in #663
• Update dev versions of many libraries used by Pixeltable by @aaron-siegel in #666

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v0.4.0

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Highlights

• Support for concurrent insert/query and table/view operations
• sample() operator for deterministic, pseudo-random samples of tables and data frames
• More flexible API for optional LLM parameters
• Groq integration
• MCP integration
• HEIC image support
• Numerous bugfixes

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All Changes

• Support for concurrent table operations by @mkornacker in #611
• New Deepseek notebook by @aaron-siegel in #634
• Re-enable 3 of the 4 disabled Labelstudio tests by @mkornacker in #635
• Implement to_sql for many string methods by @aaron-siegel in #636
• Remove extraneous reload_catalog() in test_packager by @aaron-siegel in #637
• fix building with llm link by @jacobweiss2305 in #638
• Allow HEIC images by @aaron-siegel in #639
• Include preview data in request when publishing a table by @aaron-siegel in #631
• WIP: stratified sampling operation on DataFrame by @jpeterson-pxt in #591
• remove main reference and replace with release by @jacobweiss2305 in #646
• docs: add product updates changelog with version history and release notes by @jacobweiss2305 in #645
• remove print statement in gemini tool calls by @jacobweiss2305 in #651
• PXT-595: Raise error if attempting to access metadata from a future v… by @jpeterson-pxt in #642
• Make TableVersion timestamps consistent across propagated changes. by @jpeterson-pxt in #643
• Update RowBuilder.create_table_raw to save PIL image with the jpeg extension by @Yann-CV in #648
• Fix bug in handling “nullary” JsonMapper expressions by @aaron-siegel in #655
• Update release.sh to handle pre-releases by @aaron-siegel in #656
• Refactor inference API integrations to use model_kwargs dicts instead of explicit parameters by @aaron-siegel in #641
• Refactor tool invocation unit tests [techdebt] by @aaron-siegel in #657
• Concurrent view interactions by @mkornacker in #652
• Consolidate all SQL generation related to sampling inside of SqlSampleNode by @jpeterson-pxt in #649
• Suppressing asyncio slow callback warnings by @mkornacker in #660
• Groq integration by @aaron-siegel in #659
• First cut at MCP integration by @aaron-siegel in #661

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New Contributors

• @Yann-CV made their first contribution in #648

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v0.4.0-pre.3

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What’s Changed

• Update release.sh to handle pre-releases by @aaron-siegel in #656
• Refactor inference API integrations to use model_kwargs dicts instead of explicit parameters by @aaron-siegel in #641
• Refactor tool invocation unit tests [techdebt] by @aaron-siegel in #657

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v0.4.0-pre.2

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What’s Changed

• fix building with llm link by @jacobweiss2305 in #638
• Allow HEIC images by @aaron-siegel in #639
• Include preview data in request when publishing a table by @aaron-siegel in #631
• WIP: stratified sampling operation on DataFrame by @jpeterson-pxt in #591
• remove main reference and replace with release by @jacobweiss2305 in #646
• docs: add product updates changelog with version history and release notes by @jacobweiss2305 in #645
• remove print statement in gemini tool calls by @jacobweiss2305 in #651
• PXT-595: Raise error if attempting to access metadata from a future v… by @jpeterson-pxt in #642
• Make TableVersion timestamps consistent across propagated changes. by @jpeterson-pxt in #643
• Update RowBuilder.create_table_raw to save PIL image with the jpeg extension by @Yann-CV in #648
• Fix bug in handling “nullary” JsonMapper expressions by @aaron-siegel in #655

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New Contributors

• @Yann-CV made their first contribution in #648

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v0.4.0-pre.1

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What’s Changed

• Support for concurrent table operations by @mkornacker in #611
• New Deepseek notebook by @aaron-siegel in #634
• Re-enable 3 of the 4 disabled Labelstudio tests by @mkornacker in #635
• Implement to_sql for many string methods by @aaron-siegel in #636
• Remove extraneous reload_catalog() in test_packager by @aaron-siegel in #637

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v0.3.15

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What’s Changed

• Rename blueprint links to guides in pixelagent documentation by @jacobweiss2305 in #628
• Add documentation for embedding_access feature by @jacobweiss2305 in #626
• Improve import documentation by @jacobweiss2305 in #624
• Update mint.json to use Kandinsky color theme by @jacobweiss2305 in #633
• Merge different versions of base tables consistently when pulling replicas by @aaron-siegel in #625
• Add UDFs for Google Imagen and Veo; Support Tool Calling in Gemini by @aaron-siegel in #632

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v0.3.14

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What’s Changed

• PXT-480: Add DATE type to pixeltable supported types. by @jpeterson-pxt in #599
• PXT-560: Combine ALTER TABLE operations when adding or dropping columns. by @jpeterson-pxt in #608
• Remove support for Python 3.9 by @aaron-siegel in #596
• PXT-514 Add distinct to table, dataframe and columnref by @amithadke in #598
• update pixelagent links by @jacobweiss2305 in #615
• Add Bedrock integration notebook with basic chat and tool-based agent by @jacobweiss2305 in #600
• Updates to UDF API docs [rough-edges] by @aaron-siegel in #616
• Docs/building with llms and chg log v3.13 by @jacobweiss2305 in #610
• Properly resolve ColumnRefs whose reference table differs from the column definition table by @aaron-siegel in #582
• change url to include keyword llms by @jacobweiss2305 in #619
• Add make_video examples to documentation by @jacobweiss2305 in #618
• Logic for reconstituting replica data from a published bundle; new pxt.create_replica() method by @aaron-siegel in #581
• Add configuration page with system settings and API configuration by @jacobweiss2305 in #622
• Switch from deprecated google-generativeai package to newer google-genai by @aaron-siegel in #627
• PXT-573 fixing planner bugs related to aggregate ordering by @mkornacker in #629
• Update object-detection-in-videos notebook by @aaron-siegel in #630

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v0.3.13

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What’s Changed

• Update embedding index and add change log by @jacobweiss2305 in #574
• update changelog and add technical diagram by @jacobweiss2305 in #586
• remove sample snippet from installation page by @jacobweiss2305 in #587
• PXT-551 Remove internal column types from pixeltable top level module by @amithadke in #584
• PXT-553: Use source CTE explicitly to generate GROUP BY. by @jpeterson-pxt in #588
• PXT-550 Add markdown when displaying table/dataframe descriptors in n… by @amithadke in #585
• Ensure that extra_fields is properly set in TableDataConduit. by @jpeterson-pxt in #583
• CI fixes by @aaron-siegel in #593
• Improvements and fixes for Table._descriptors() by @mkornacker in #589
• AWS Bedrock Adapter by @aaron-siegel in #592
• [Sample-App] Reddit Agentic Bot by @pierrebrunelle in #590
• Improved error reporting in ExprEvalError by @aaron-siegel in #595
• CI fixes by @aaron-siegel in #603
• Add OpenAI tool call to integration notebook by @jacobweiss2305 in #601
• Fix docs integration links by @jacobweiss2305 in #605
• Update Reddit BOT README.md by @pierrebrunelle in #602
• Add comprehensive user workflow test script with timing by @pierrebrunelle in #594
• add deepseek integration notebook by @jacobweiss2305 in #606
• fix typo in file name by @jacobweiss2305 in #580
• Removing anthropic import from FnCallEvaluator by @mkornacker in #609

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v0.3.12

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What’s Changed

• PXT-526: Fix concurrency issues with dir operations by @jpeterson-pxt in #562
• Enable linting of tests by @aaron-siegel in #575
• Two grouping aggregation-related bug fixes by @mkornacker in #576
• Introduce create_replica for replica metadata, and refactor metadata ops in catalog package by @aaron-siegel in #564
• image sim update by @pierrebrunelle in #573
• PXT-410 Handle keyboard interrupt gracefully, clean up in memory stru… by @amithadke in #559
• Client side changes to publish snapshot by @amithadke in #579
• New pxt.retrieval_tool() for easily exposing a table as a RAG data source by @aaron-siegel in #572

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v0.3.11

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What’s Changed

• Cleanup grouping in examples by @jacobweiss2305 in #553
• New Logo with Black Background for Darkmode Readme by @pierrebrunelle in #554
• update pixelagent page by @jacobweiss2305 in #555
• PXT-525: Disallow multiple where clauses in the specification of a DataFrame. by @jpeterson-pxt in #552
• add tool choice options to our tool execution example by @jacobweiss2305 in #557
• Fix mypy error by @aaron-siegel in #551
• Generalize release script so it works with other Pixeltable repos by @aaron-siegel in #558
• PXT-465 Add support to initialize Pixeltable with database connection strings by @amithadke in #530
• Removing unused PathDict by @mkornacker in #561
• PXT-319: Disallow updates to media columns. by @jpeterson-pxt in #545
• Prefer file extension over puremagic format when it matches a known document type by @aaron-siegel in #549
• Support for separate userspaces in the Pixeltable catalog by @aaron-siegel in #556
• Widen numpy version by @aaron-siegel in #565
• [Changelog] Update product-updates.mdx by @pierrebrunelle in #566
• Brand New Readme for Launch Prep by @pierrebrunelle in #567
• PXT-461: Enable table.select(None). by @jpeterson-pxt in #568
• Linting for catalog, exec, io, and tool by @aaron-siegel in #560
• Update README.md by @pierrebrunelle in #570
• Integration of JsonMapper with async expr evaluation. by @mkornacker in #563
• Require type hints for all functions in the code base by @aaron-siegel in #571
• Fix for add_embedding_index() when embedding function has arity > 1 by @aaron-siegel in #569

​

v0.3.10

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What’s Changed

• Introduce pxtf.map() as a replacement for >> to create JsonMappers by @aaron-siegel in #514
• PXT-384 Support string concatenation operations(+ and *) in Arithmeti… by @amithadke in #529
• restructure docs by @jacobweiss2305 in #541
• Fix event loop debug logging by @mkornacker in #544
• Fold import operations into table_create and insert methods. by @jpeterson-pxt in #522
• PXT-336: Add access method for embedding indices. by @jpeterson-pxt in #526
• remove versions from docs by @jacobweiss2305 in #546
• Use pixeltable-yolox by @aaron-siegel in #543
• Documentation updates by @aaron-siegel in #548
• Add unit tests for QueryTemplateFunction in JsonMapper by @aaron-siegel in #542
• Add table ids to pixeltable mds. by @amithadke in #547
• rename extensions to libraries by @jacobweiss2305 in #550

​

v0.3.9

​

What’s Changed

• PXT-499 Add create_parents option to create_dir to create missing ele… by @amithadke in #525
• Jw/fix syntax error by @jacobweiss2305 in #531
• Concurrent directory operations by @mkornacker in #510
• adding pixelagent page by @jacobweiss2305 in #536
• PXT-512 Update the together.ai examples notebook to use the newer mod… by @amithadke in #537
• Bugfix when drop_dir() is the first operation after a catalog load by @aaron-siegel in #539
• Fixing log output of paths. by @mkornacker in #538
• Bugfix related to chained tool calling by @aaron-siegel in #534
• Bugfix involving [@pxt](https://github.com/pxt).query instances whose parameters have default values by @aaron-siegel in #540

​

v0.3.8

​

What’s Changed

• add async support to udfs and column casting to table operations by @jacobweiss2305 in #518
• Jw/docs move mcp server docs by @jacobweiss2305 in #519
• Fix broken link + chatbot by @jacobweiss2305 in #520
• adding jfk mcp server by @jacobweiss2305 in #515
• Update changelogs and added Deepseek to Integration Tab by @pierrebrunelle in #523
• remove default values from udf args in docs by @jacobweiss2305 in #527
• Load jfk index on MCP initialization by @jacobweiss2305 in #528
• Linting for ext, func, share, and utils packages by @aaron-siegel in #517
• Fix bug in JsonPath serialization by @aaron-siegel in #532
• replace get_view with get_table by @jacobweiss2305 in #533

​

v0.3.7

​

What’s Changed

• remove mentions of [”] notation by @jacobweiss2305 in #504
• Catalog changes to prepare for concurrency by @mkornacker in #497
• update configurations page to match api reference by @jacobweiss2305 in #505
• Introduce linting by @aaron-siegel in #482
• add video index to cookbook by @jacobweiss2305 in #507
• Fail gracefully when a backwards incompatibility is detected in a computed column UDF call by @aaron-siegel in #494
• Docs/update vision search example by @jacobweiss2305 in #508
• Add MCP to docs by @jacobweiss2305 in #509
• Refactor Config into a separate abstraction distinct from Env by @aaron-siegel in #511
• Use just-in-time initialization for spaCy, speeding up pxt.init() by @aaron-siegel in #513
• Update Label Studio job to Python 3.10 in nightly CI by @aaron-siegel in #516
• Bugfixes by @aaron-siegel in #512

​

v0.3.6

​

What’s Changed

• [OpenAI/Anthropic] Support multiple invocations of the same tool in tool calling logic by @aaron-siegel in #496

​

v0.3.5

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What’s Changed

• Test suite improvement: Use pytest fixtures for Hugging Face embedding models by @aaron-siegel in #483
• PXT-0126: Enable view creation from dataframes which include a select clause by @WildCard932 in #479
• Add user and additional_md fields to metadata structs by @aaron-siegel in #485
• Update llama_cpp version and disable in non-Linux CI by @aaron-siegel in #486
• Fix documentation for the stored attribute on computed columns. by @WildCard932 in #487
• Update to Poetry 2.x by @aaron-siegel in #488
• Add mintlify by @jacobweiss2305 in #424
• Readme update with developer-focused content by @pierrebrunelle in #490
• [OpenAI] Determine completion token upper bounds on a per-model basis by @aaron-siegel in #493
• Update pyav to 14.2 and WhisperX to 3.3.1 by @aaron-siegel in #492
• Improvements to handling of UDF calls in computed columns by @aaron-siegel in #481
• Data sharing: logic for publishing snapshots by @aaron-siegel in #484
• Add audio file by @jacobweiss2305 in #500
• PXT-279: Refactor import methods, add functionality. by @WildCard932 in #489
• Deepseek integration by @aaron-siegel in #498
• Properly handle relative pathnames and filenames with unusual characters by @aaron-siegel in #499
• Release script fixes for poetry 2.0 by @aaron-siegel in #501

​

v0.3.4

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What’s Changed

• Test resiliency improvements by @aaron-siegel in #476
• A packager for table data by @aaron-siegel in #471
• PXT-0456: Allow numpy.ndarray arrays to be used a Literal constants by @WildCard932 in #478
• Support OpenAI reasoning models by @aaron-siegel in #477
• Update postgres to 16.8 and pgvector to 0.8.0 by @aaron-siegel in #480

​

v0.3.3

​

What’s Changed

• Apply formatting by @aaron-siegel in #463
• Converting more udfs to async by @mkornacker in #455
• fix for notebook test failure by @mkornacker in #464
• Fix add_computed_column() syntax in pxtf.huggingface docs by @aaron-siegel in #465
• Add export_parquet to docs by @aaron-siegel in #467
• PXT-405 AudioSplitter support by @amithadke in #451
• Update README.md by @pierrebrunelle in #474
• Replace deprecated add_computed_column() syntax in docs by @aaron-siegel in #468
• PXT-0455: Enable computed columns of all types to be unstored. by @WildCard932 in #470
• [SHOW] PXT-0416: Enable variable parameter in query limit() clause by @WildCard932 in #454
• Tables as UDFs by @aaron-siegel in #475

​

v0.3.2

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What’s Changed

• dealing with unexpected behavior of AsyncConnectionPool by @mkornacker in #447
• PXT-407 Migrate sample apps to new query syntax by @jacobweiss2305 in #441
• PXT 401/PXT-402 Add verbose system config option by @amithadke in #442
• Pxt-401 Add newline when printing to stdout by @amithadke in #448
• Run tmate in detached mode in pytest action by @aaron-siegel in #453
• Support generalized arrays (unparameterized or with only a dtype) by @aaron-siegel in #450
• Archive Pixeltable logs from every test run by @aaron-siegel in #456
• Remove unused code from arrow.py by @aaron-siegel in #460
• Pxt 429 missing tiktoken by @jacobweiss2305 in #459
• upgrade httpcore by @mkornacker in #461

​

v0.3.1

​

What’s Changed

• fastAPI bug fixed by @2pk03 in #440
• Update Gemini version to 0.8.4 by @aaron-siegel in #444
• PXT-0244: Correct validity of col error properties by @WildCard932 in #443
• PXT-396 Treat collections with all constants as Literals. by @amithadke in #430
• Type checking for tests package by @aaron-siegel in #445
• Phase 1 of parallel execution by @mkornacker in #418
• fix for test_tool_invocations() by @mkornacker in #446

​

New Contributors

• @2pk03 made their first contribution in #440
• @WildCard932 made their first contribution in #443
• @amithadke made their first contribution in #430

​

v0.3.0

​

Important

t['my_col'] = ...

t.add_computed_column(my_col=...)

​

What’s Changed

• PXT-179 Add a if_exists parameter to add_* APIs by @anushas in #422
• Add a section on UDAs to the UDF feature guide by @aaron-siegel in #437
• Various API changes for version 0.3.0 by @aaron-siegel in #426
• Terminology: use ‘aggregate’ in place of ‘aggregator’ in UDF docs by @aaron-siegel in #438
• Support tool choice in OpenAI and Anthropic by @aaron-siegel in #436

​

v0.2.30

​

What’s Changed

• Add multimodal chat sample app by @jacobweiss2305 in #419
• Windows Support: Update Makefile to enforce file creation with -Force option by @jacobweiss2305 in #420
• Update hf datasets version by @aaron-siegel in #425
• pixeltable.functions.math module by @aaron-siegel in #427
• Sample Apps: AI-Based Trading Chrome Extension by @pierrebrunelle in #428
• PXT-373 - Add if_not_exists parameter to drop_* APIs by @anushas in #423
• Tool calling by @aaron-siegel in #416

​

v0.2.29

​

What’s Changed

• PXT-361 - improve DataFrame docstrings by @anushas in #394
• PXT-354: Bug: Indexed column for a view may not load correctly from persistence by @anushas in #395
• PXT-235 - do not accept bool literals in int columns by @anushas in #400
• PXT-372: Bug: Test-only: Assertion in ReloadTester by @anushas in #409
• PXT-374: Bug: cannot create an index with the same name as one that e… by @anushas in #406
• PXT-388: Change the SQL Engine isolation level to ‘REPEATABLE READ’ by @anushas in #417
• Allow Function instances, UDFs, and UDAs to have multiple signatures by @aaron-siegel in #403
• PXT-179 Add a if_exists parameter to create_* APIs by @anushas in #401
• PXT-382: Bug: Similarity queries do not work correctly with ReloadTester by @anushas in #411
• Adding a Gradio Example to our sample apps by @pierrebrunelle in #415
• Fixes for pgserver by @aaron-siegel in #421
• Support JSON Schemas for validating JsonType columns by @aaron-siegel in #380

​

v0.2.28

​

What’s Changed

• Update Title in Readme.md of Discord Bot by @pierrebrunelle in #399
• Update Expr.id after a call to substitute() by @aaron-siegel in #402
• Working with Gemini notebook by @anushas in #393
• Fixes for PyAV 14 by @aaron-siegel in #405

​

v0.2.27

​

What’s Changed

• Update index.md by @pierrebrunelle in #392
• Gemini adapter by @aaron-siegel in #391
• PXT-345 Add .txt support for DocumentType by @anushas in #389
• fix: use != instead of ‘is not’ for string comparison by @jacobweiss2305 in #396

​

New Contributors

• @jacobweiss2305 made their first contribution in #396

​

v0.2.26

​

What’s Changed

• Refactor the docs and examples folders by @aaron-siegel in #378
• Move examples/ to docs/sample-apps/ by @aaron-siegel in #379
• Readme Update: Added sample apps to table by @pierrebrunelle in #381
• Python 3.13 Support by @aaron-siegel in #382
• Test utility to verify query results after catalog reload by @mkornacker in #365
• Lock av version in dev environment by @aaron-siegel in #385
• Update pyproject.toml by @aaron-siegel in #386
• Fix handling of Optional vs. Required in astype() by @aaron-siegel in #387
• Friendlier repr output for Tables, DataFrames, and Expressions by @aaron-siegel in #384
• Update Ollama integration for ollama 0.4.0 by @aaron-siegel in #390
• Feature guide for time zones by @aaron-siegel in #388
• PXT-288 - Provide pxt.io.export_parquet API by @anushas in #374
• PXT-352 gracefully error when using a catalog.Table after it is dropped by @anushas in #383
• Basic joins by @mkornacker in #377

​

v0.2.25

​

What’s Changed

• Disable sentence_transformers tests on linux ARM by @aaron-siegel in #370
• Fix for backwards-incompatible Mistral API change by @aaron-siegel in #368
• Reusable retry script for CI by @aaron-siegel in #369
• PXT-330 Fix a bug in create_insert_plan by @anushas in #372
• Update README.md by @pierrebrunelle in #373
• Add Context-Aware Discord Bot with Semantic Search Capabilities by @pierrebrunelle in #367
• PXT-290: Allow APIs to accept table/column handles by @anushas in #371
• Partial bindings for Function by @aaron-siegel in #363
• Add config.md documenting configuration options by @aaron-siegel in #376
• TileIterator by @aaron-siegel in #375