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)