2.4.0 (2025-05-12)

Features

• Add "dayofyear" property for dt accessors (#1692) (9d4a59d)
• Add .dt.days, .dt.seconds, dt.microseconds, and dt.total_seconds() for timedelta series. (#1713) (2b3a45f)
• Add DatetimeIndex class (#1719) (c3c830c)
• Add isocalendar() for dt accessor" (#1717) (0479763)
• Add bigframes.bigquery.json_value (#1697) (46a9c53)
• Add blob.exif function support (#1703) (3f79528)
• Add inplace arg support to sort methods (#1710) (d1ccb52)
• Improve error message in Series.apply for direct udfs (#1673) (1a658b2)
• Publish bigframes blob(Multimodal) to preview (#1693) (e4c85ba)
• Support () operator between timedeltas (#1702) (edaac89)
• Support forecast_limit_lower_bound and forecast_limit_upper_bound in ARIMA_PLUS (and ARIMA_PLUS_XREG) models (#1305) (b16740e)
• Support to_strip parameter for str.strip, str.lstrip and str.rstrip (#1705) (a84ee75)

Bug Fixes

• Fix dayofyear doc test (#1701) (9b777a0)
• Fix issues with chunked arrow data (#1700) (e3289b7)
• Rename columns with protected names such as _TABLE_SUFFIX in to_gbq() (#1691) (8ec6079)

Performance Improvements

• Defer query in read_gbq with wildcard tables (#1661) (5c125c9)
• Rechunk result pages client side (#1680) (67d8760)

Dependencies

• Move bigtable and pubsub to extras (#1696) (597d817)

Documentation

• Add snippets for Matrix Factorization tutorials (#1630) (24b37ae)
• Deprecate bpd.options.bigquery.allow_large_results in favor of bpd.options.compute.allow_large_results (#1597) (18780b4)
• Include import statement in the bigframes code snippet (#1699) (08d70b6)
• Include the clean-up step in the udf code snippet (#1698) (48992e2)
• Move multimodal notebook out of experimental folder (#1712) (68b6532)
• Update blob_display option in snippets (#1714) (8b30143)

2.3.0 (2025-05-06)

Features

• Add dry_run parameter to read_gbq(), read_gbq_table() and read_gbq_query() (#1674) (4c5dee5)

Bug Fixes

• Guarantee guid thread safety across threads (#1684) (cb0267d)
• Support large lists of lists in bpd.Series() constructor (#1662) (0f4024c)
• Use value equality to check types for unix epoch functions and timestamp diff (#1690) (81e8fb8)

Performance Improvements

• to_datetime() now avoids caching inputs unless data is inspected to infer format (#1667) (dd08857)

Documentation

• Add a visualization notebook to BigFrame samples (#1675) (ee062bf)
• Fix spacing of k-means code snippet (#1687) (99f45dd)
• Update snippet for Create a k-means model tutorial (#1664) (761c364)

2.2.0 (2025-04-30)

Features

• Add gemini-2.0-flash-001 and gemini-2.0-flash-lite-001 to fine tune score endponts and multimodal endpoints (#1650) (4fb54df)
• Add GeminiTextGenerator.predict structured output (#1653) (6199023)
• DataFrames.getitem support for slice input (#1668) (563f0cb)
• Print right origin of PreviewWarning for the bpd.udf (#1629) (48d10d1)
• Session.bytes_processed_sum will be updated when allow_large_re… (#1669) (ae312db)
• Short circuit query for local scan (#1618) (e84f232)
• Support names parameter in read_csv for bigquery engine (#1659) (3388191)
• Support passing list of values to bigframes.core.sql.simple_literal (#1641) (102d363)
• Support write api as loading option (#1617) (c46ad06)

Bug Fixes

• DataFrame accessors is not pupulated (#1639) (28afa2c)
• Prefer remote schema instead of throwing on materialize conflicts (#1644) (53fc25b)
• Remove itertools.pairwise usage (#1638) (9662745)
• Resolve issue where pre-release versions of google-auth are installed (#1491) (ebb7a5e)
• Resolve some of the typo errors (#1655) (cd7fbde)

Performance Improvements

• Fold row count ops when known (#1656) (c958dbe)
• Use flyweight for node fields (#1654) (8482bfc)

Dependencies

• Support shapely 1.8.5+ again (#1651) (ae83e61)

Documentation

• Add JSON data types notebook (#1647) (9128c4a)
• Add sample code snippets for udf (#1649) (53caa8d)
• Fix bq_dataframes_template notebook to work if partial ordering mode is enabled (#1665) (f442e7a)
• Note that udf is in preview and must be python 3.11 compatible (#1629) (48d10d1)

2.1.0 (2025-04-22)

Features

• Add bigframes.bigquery.st_distance function (#1637) (bf1ae70)
• Enable local json string validations (#1614) (233347a)
• Enhance read_csv index_col parameter support (#1631) (f4e5b26)

Bug Fixes

• Add retry for test_clean_up_via_context_manager (#1627) (58e7cb0)
• Improve robustness of managed udf code extraction (#1634) (8cc56d5)

Documentation

• Add code samples in the udf API docstring (#1632) (f68b80c)

2.0.0 (2025-04-17)

⚠ BREAKING CHANGES

• make dataset and name params mandatory in udf (#1619)
• Locational endpoints support is not available in BigFrames 2.0.
• change default LLM model to gemini-2.0-flash-001, drop PaLM2TextGenerator and PaLM2TextEmbeddingGenerator (#1558)
• change default ingress setting for remote_function to internal-only (#1544)
• make remote_function params keyword only (#1537)
• make remote_function default service account explicit (#1537)
• set allow_large_results=False by default (#1541)

Features

• Add on parameter in dataframe.rolling() and dataframe.groupby.rolling() (#1556) (45c9d9f)
• Add component to manage temporary tables (#1559) (0a4e245)
• Add Series.to_pandas_batches() method (#1592) (09ce979)
• Add support for creating a Matrix Factorization model (#1330) (b5297f9)
• Allow input_types, output_type, and dataset to be used positionally in remote_function (#1560) (bcac8c6)
• Allow pandas.cut 'labels' parameter to accept a list of string (#1549) (af842b1)
• Change default ingress setting for remote_function to internal-only (#1544) (c848a80)
• Detect duplicate column/index names in read_gbq before send query. (#1615) (40d6960)
• Drop support for locational endpoints (#1542) (4bf2e43)
• Enable time range rolling for DataFrame, DataFrameGroupBy and SeriesGroupBy (#1605) (b4b7073)
• Improve local data validation (#1598) (815e471)
• Make remote_function default service account explicit (#1537) (9eb9089)
• Set allow_large_results=False by default (#1541) (e9fb712)
• Support bigquery connection in managed function (#1554) (f6f697a)
• Support bq connection path format (#1550) (e7eb918)
• Support gemini-2.0-X models (#1558) (3104fab)
• Support inlining small list, struct, json data (#1589) (2ce891f)
• Support time range rolling on Series. (#1590) (6e98a2c)
• Use session temp tables for all ephemeral storage (#1569) (9711b83)
• Use validated local storage for data uploads (#1612) (aee4159)
• Warn the deprecated max_download_size, random_state and sampling_method parameters in (DataFrame|Series).to_pandas() (#1573) (b9623da)

Bug Fixes

• to_pandas_batches() respects page_size and max_results again (#1572) (27c5905)
• Ensure page_size works correctly in to_pandas_batches when max_results is not set (#1588) (570cff3)
• Include role and service account in IAM exception (#1564) (8c50755)
• Make dataset and name params mandatory in udf (#1619) (637e860)
• Pandas.cut returns labels index for numeric breaks when labels=False (#1548) (b2375de)
• Prevent KeyError in bpd.concat with empty DF and struct/array types DF (#1568) (b4da1cf)
• Read_csv supports for tilde local paths and includes index for bigquery_stream write engine (#1580) (352e8e4)
• Use dictionaries to avoid problematic google.iam namespace (#1611) (b03e44f)

Performance Improvements

• Directly read gbq table for simple plans (#1607) (6ad38e8)

Dependencies

• Remove jellyfish dependency (#1604) (1ac0e1e)
• Remove parsy dependency (#1610) (293f676)
• Remove test dependency on pytest-mock package (#1622) (1ba72ea)
• Support a shapely versions 1.8.5+ (#1621) (e39ee3b)

Documentation

• Add details for bigquery_connection in [@bpd](https://github.com/bpd).udf docstring ([#1609](https://github.com/googleapis/python-bigq...

2.0.0.dev0 (2025-03-31)

⚠ BREAKING CHANGES

• Locational endpoints support is not available in BigFrames 2.0.
• change default LLM model to gemini-2.0-flash-001, drop PaLM2TextGenerator and PaLM2TextEmbeddingGenerator (#1558)
• change default ingress setting for remote_function to internal-only (#1544)
• make remote_function params keyword only (#1537)
• make remote_function default service account explicit (#1537)
• set allow_large_results=False by default (#1541)

Features

• Add component to manage temporary tables (#1559) (0a4e245)
• Allow input_types, output_type, and dataset to be used positionally in remote_function (#1560) (bcac8c6)
• Allow pandas.cut 'labels' parameter to accept a list of string (#1549) (af842b1)
• Change default ingress setting for remote_function to internal-only (#1544) (c848a80)
• Drop support for locational endpoints (#1542) (4bf2e43)
• Make remote_function default service account explicit (#1537) (9eb9089)
• Set allow_large_results=False by default (#1541) (e9fb712)
• Support bigquery connection in managed function (#1554) (f6f697a)
• Support bq connection path format (#1550) (e7eb918)
• Support gemini-2.0-X models (#1558) (3104fab)

Bug Fixes

• Include role and service account in IAM exception (#1564) (8c50755)
• Pandas.cut returns labels index for numeric breaks when labels=False (#1548) (b2375de)
• Prevent KeyError in bpd.concat with empty DF and struct/array types DF (#1568) (b4da1cf)

Documentation

• Add message to remove default model for version 3.0 (#1563) (910be2b)
• Add warning for bigframes 2.0 (#1557) (3f0eaa1)
• Remove gemini-1.5 deprecation warning for GeminiTextGenerator (#1562) (0cc6784)
• Use restructured text to allow publishing to PyPI (#1565) (d1e9ec2)

Miscellaneous Chores

• Make remote_function params keyword only (#1537) (9eb9089)

1.42.0 (2025-03-27)

Features

• Add closed parameter in rolling() (#1539) (8bcc89b)
• Add GeoSeries.difference() and bigframes.bigquery.st_difference() (#1471) (e9fe815)
• Add GeoSeries.intersection() and bigframes.bigquery.st_intersection() (#1529) (8542bd4)
• Add df.take and series.take (#1509) (7d00be6)
• Add Linear_Regression.global_explain() (#1446) (7e5b6a8)
• Allow iloc to support lists of negative indices (#1497) (a9cf215)
• Support dry_run in to_pandas() (#1436) (75fc7e0)
• Support window partition by geo column (#1512) (bdcb1e7)
• Upgrade BQ managed udf to preview (#1536) (4a7fe4d)

Bug Fixes

• Add deprecation warning to TextEmbeddingGenerator model, espeically gemini-1.0-X and gemini-1.5-X (#1534) (c93e720)
• Change the default value for pdf extract/chunk (#1517) (a70a607)
• Local data always has sequential index (#1514) (014bd33)
• Read_pandas inline returns None when exceeds limit (#1525) (578081e)
• Temporary fix for StreamingDataFrame not working backend bug (#1533) (6ab4ffd)
• Tolerate BQ connection service account propagation delay (#1505) (6681f1f)

Performance Improvements

• Update shape to use quer_and_wait (#1519) (34ab9b8)

Documentation

• Update GeoSeries.difference() and bigframes.bigquery.st_difference() docs (#1526) (d553fa2)

1.41.0 (2025-03-19)

Features

• Add support for the 'right' parameter in 'pandas.cut' (#1496) (8aff128)
• Support BQ managed functions through read_gbq_function (#1476) (802183d)
• Warn when the BigFrames version is more than a year old (#1455) (00e0750)

Bug Fixes

• Fix pandas.cut errors with empty bins (#1499) (434fb5d)
• Fix read_gbq with ORDER BY query and index_col set (#963) (de46d2f)

Performance Improvements

• Eliminate count queries in llm retry (#1489) (1c934c2)

Documentation

• Add a sample notebook for vector search (#1500) (f3bf139)

1.40.0 (2025-03-11)

⚠ BREAKING CHANGES

• reading JSON data as a custom arrow extension type (#1458)

Features

• Reading JSON data as a custom arrow extension type (#1458) (e720f41)
• Support list output for managed function (#1457) (461e9e0)

Bug Fixes

• Fix list-like indexers in partial ordering mode (#1456) (fe72ada)
• Fix the merge issue between 1424 and 1373 (#1461) (7b6e361)
• Use == instead of is for timedelta type equality checks (#1480) (0db248b)

Performance Improvements

• Compilation no longer bounded by recursion (#1464) (27ab028)

1.39.0 (2025-03-05)

Features

• (Preview) Support diff() for date series (#1423) (521e987)
• (Preview) Support aggregations over timedeltas (#1418) (1251ded)
• (Preview) Support arithmetics between dates and timedeltas (#1413) (962b152)
• (Preview) Support automatic load of timedelta from BQ tables. (#1429) (b2917bb)
• Add allow_large_results option to many I/O methods. Set to False to reduce latency (#1428) (dd2f488)
• Add GeoSeries.boundary() (#1435) (32cddfe)
• Add allow_large_results to peek (#1448) (67487b9)
• Add groupby.rank() (#1433) (3a633d5)
• Iloc multiple columns selection. (#1437) (ddfd02a)
• Support interface for BigQuery managed functions (#1373) (2bbf53f)
• Warn if default ingress_settings is used in remote_functions (#1419) (dfd891a)

Bug Fixes

• Do not compare schema description during schema validation (#1452) (03a3a56)
• Remove warnings for null index and partial ordering mode in prep for GA (#1431) (6785aee)
• Warn if default cloud_function_service_account is used in remote_function (#1424) (fe7463a)
• Window operations over JSON columns (#1451) (0070e77)
• Write chunked text instead of dummy text for pdf chunk (#1444) (96b0e8a)

Performance Improvements

• Speed up DataFrame corr, cov (#1309) (c598c0a)

Documentation

• Add snippet for explaining the linear regression model prediction (#1427) (7c37c7d)