v2.26.0

2.26.0 (2025-10-17)

⚠ BREAKING CHANGES

• turn Series.struct.dtypes into a property to match pandas (#2169)

Features

• Add df.sort_index(axis=1) (#2173) (ebf95e3)
• Enhanced multimodal error handling with verbose mode for blob image functions (#2024) (f9e28fe)
• Implement cos, sin, and log operations for polars compiler (#2170) (5613e44)
• Make all and any compatible with integer columns on Polars session (#2154) (6353d6e)

Bug Fixes

• blob.display() shows <NA> for null rows (#2158) (ddb4df0)
• Turn Series.struct.dtypes into a property to match pandas (#2169) (62f7e9f)

Documentation

• Clarify that only NULL values are handled by fillna/isna, not NaN (#2176) (8f27e73)
• Remove import bigframes.pandas as bpd boilerplate from many samples (#2147) (1a01ab9)

v2.25.0

2.25.0 (2025-10-13)

Features

• Add barh, pie plot types (#2146) (5cc3c5b)
• Add Index.eq for consts, aligned objects (#2141) (8514200)
• Add output_schema parameter to ai.generate() (#2139) (ef0b0b7)
• Create session-scoped cut, DataFrame, MultiIndex, Index, Series, to_datetime, and to_timedelta methods (#2157) (5e1e809)
• Replace ML.GENERATE_TEXT with AI.GENERATE for audio transcription (#2151) (a410d0a)
• Support string literal inputs for AI functions (#2152) (7600001)

Bug Fixes

• Address typo in error message (#2142) (cdf2dd5)
• Avoid possible circular imports in global session (#2115) (095c0b8)
• Fix too many cluster columns requested by caching (#2155) (35c1c33)
• Show progress even in job optional queries (#2119) (1f48d3a)
• Yield row count from read session if otherwise unknown (#2148) (8997d4d)

Documentation

• Add a brief intro notebook for bbq AI functions (#2150) (1f434fb)
• Fix ai function related docs (#2149) (93a0749)
• Remove progress bar from getting started template (#2143) (d13abad)

v2.24.0

2.24.0 (2025-10-07)

Features

• Add ai.classify() to bigframes.bigquery package (#2137) (56e5033)
• Add ai.generate() to bigframes.bigquery module (#2128) (3810452)
• Add ai.if_() and ai.score() to bigframes.bigquery package (#2132) (32502f4)

Bug Fixes

• Fix internal type errors with temporal accessors (#2125) (c390da1)
• Fix row count local execution bug (#2133) (ece0762)
• Join on, how args are now positional (#2140) (b711815)
• Only show JSON dtype warning when accessing dtypes directly (#2136) (eca22ee)
• Remove noisy AmbiguousWindowWarning from partial ordering mode (#2129) (4607f86)

Performance Improvements

• Scale read stream workers to cpu count (#2135) (67e46cd)

v2.23.0

2.23.0 (2025-09-29)

Features

• Add ai.generate_double to bigframes.bigquery package (#2111) (6b8154c)

Bug Fixes

• Prevent invalid syntax for no-op .replace ops (#2112) (c311876)

Documentation

• Add timedelta notebook sample (#2124) (d1a9888)

v2.22.0

2.22.0 (2025-09-25)

Features

• Add GroupBy.__iter__ (#1394) (c56a78c)
• Add ai.generate_int to bigframes.bigquery package (#2109) (af6b862)
• Add Groupby.describe() (#2088) (328a765)
• Implement Index.to_list() (#2106) (60056ca)
• Implement inplace parameter for DataFrame.drop (#2105) (3487f13)
• Support callable for series map method (#2100) (ac25618)
• Support df.info() with null index (#2094) (fb81eea)

Bug Fixes

• Avoid ibis fillna warning in compiler (#2113) (7ef667b)
• Negative start and stop parameter values in Series.str.slice() (#2104) (f57a348)
• Throw type error for incomparable join keys (#2098) (9dc9695)
• Transformers with non-standard column names throw errors (#2089) (a2daa3f)

v2.21.0

2.21.0 (2025-09-17)

Features

• Add bigframes.bigquery.to_json (#2078) (0fc795a)
• Support average='binary' in precision_score() (#2080) (920f381)
• Support pandas series in ai.generate_bool (#2086) (a3de53f)

Bug Fixes

• Allow bigframes.options.bigquery.credentials to be None (#2092) (78f4001)

v2.20.0

2.20.0 (2025-09-16)

Features

• Add __dataframe__ interchange support (#2063) (3b46a0d)
• Add ai_generate_bool to the bigframes.bigquery package (#2060) (70d6562)
• Add bigframes.bigquery.to_json_string (#2076) (41e8f33)
• Add rank(pct=True) support (#2084) (c1e871d)
• Add StreamingDataFrame.to_bigtable and .to_pubsub start_timestamp parameter (#2066) (a63cbae)
• Can call agg with some callables (#2055) (17a1ed9)
• Support astype to json (#2073) (6bd6738)
• Support pandas.Index as key for DataFrame.setitem() (#2062) (b3cf824)
• Support pd.cut() for array-like type (#2064) (21eb213)
• Support to cast struct to json (#2067) (b0ff718)

Bug Fixes

• Deflake ai_gen_bool multimodel test (#2085) (566a37a)
• Do not scroll page selector in anywidget repr_mode (#2082) (5ce5d63)
• Fix the potential invalid VPC egress configuration (#2068) (cce4966)
• Return a DataFrame containing query stats for all non-SELECT statements (#2071) (a52b913)
• Use the remote and managed functions for bigframes results (#2079) (49b91e8)

Performance Improvements

• Avoid re-authenticating if credentials have already been fetched (#2058) (913de1b)
• Improve apply axis=1 performance (#2077) (12e4380)

v2.19.0

2.19.0 (2025-09-09)

Features

• Add str.join method (#2054) (8804ada)
• Support display.max_colwidth option (#2053) (5229e07)
• Support VPC egress setting in remote function (#2059) (5df779d)

Bug Fixes

• Fix issue mishandling chunked array while loading data (#2051) (873d0ee)
• Remove warning for slot_millis_sum (#2047) (425a691)

v2.18.0

2.18.0 (2025-09-03)

⚠ BREAKING CHANGES

• add allow_large_results option to read_gbq_query, aligning with bpd.options.compute.allow_large_results option (#1935)

Features

• Add allow_large_results option to read_gbq_query, aligning with bpd.options.compute.allow_large_results option (#1935) (a7963fe)
• Add parameter shuffle for ml.model_selection.train_test_split (#2030) (2c72c56)
• Can pivot unordered, unindexed dataframe (#2040) (1a0f710)
• Local date accessor execution support (#2034) (7ac6fe1)
• Support args in dataframe apply method (#2026) (164c481)
• Support args in series apply method (#2013) (d9d725c)
• Support callable for dataframe mask method (#2020) (9d4504b)
• Support multi-column assignment for DataFrame (#2028) (ba0d23b)
• Support string matching in local executor (#2032) (c0b54f0)

Bug Fixes

• Fix scalar op lowering tree walk (#2029) (935af10)
• Read_csv fails when check file size for wildcard gcs files (#2019) (b0d620b)
• Resolve the validation issue for other arg in dataframe where method (#2042) (8689199)

Performance Improvements

• Improve axis=1 aggregation performance (#2036) (fbb2094)
• Improve iter_nodes_topo performance using Kahn's algorithm (#2038) (3961637)

v2.17.0

2.17.0 (2025-08-22)

Features

• Add isin local execution impl (#1993) (26df6e6)
• Add reset_index names, col_level, col_fill, allow_duplicates args (#2017) (c02a1b6)
• Support callable for series mask method (#2014) (5ac32eb)