pivot

This release introduces several performance improvements, new features like Iceberg schema evolution and correlated subqueries, and numerous bug fixes. It also deprecates the `rechunk` parameter and related functions.

This release introduces significant performance improvements across various operations, including pushdown optimizations, enhanced join strategies, and more efficient memory handling. It also brings a host of new features like `struct.drop()`, improved CSV scanning, and experimental out-of-core spilling, alongside numerous bug fixes for enhanced stability and correctness.

This release focuses heavily on performance improvements across various operations, significant stabilization and expansion of the streaming engine capabilities, and numerous enhancements to SQL support and data source handling (like Parquet and cloud storage).

This release introduces streaming support for grouped AsOf joins and numerous performance optimizations across the engine, particularly in streaming operations. Several bugs related to joins, aggregations, and data reading have been fixed, and support for the dataframe interchange protocol has been deprecated.

This release focuses heavily on performance improvements by lowering more operations to the streaming engine and optimizing various internal processes. It also introduces significant enhancements around Categorical/Enum types and fixes numerous bugs across expressions, I/O, and joins.

This release removes the old streaming engine, introduces native Iceberg positional delete support, and includes numerous performance optimizations and bug fixes across various data types and operations.

This release removes the old streaming engine, introduces DataType expressions and Iceberg positional delete support, and includes numerous performance optimizations and bug fixes across various operations.

This release focuses heavily on performance improvements, including optimizations for binary hash tables and join operations, alongside numerous bug fixes across various functionalities like CSV parsing and aggregation.