Docs.rs

Blocks, row groups, column chunks, statistics and the buffer manager.

The JSON reader and the backing representation for the JSON functions.

The Parquet reader and writer, with page skipping and dictionary passthrough.

The generated cross product of operator, physical form and type, with runtime SIMD dispatch.

Reading and writing DuckDB storage format, at every version we claim to support.

The typed SSA expression IR that all four execution tiers share.

Every encoding, the cascade machinery, the cost model and multi-column detection.

Arrow interchange, zero copy where the layouts permit.

Stable Agent model, tool, inbox, and trusted-plugin contracts.

A regular expression engine, written rather than depended on: a parser, a program and a Pike virtual machine.

Vectors, physical forms, validity, selection vectors and the string representation.

The logical and physical plan representations, their textual forms and Substrait conversion.

The SQL lexer, parser and AST, with a textual form that round trips.

Files, direct I/O, io_uring, object storage, and the interception shim the crash tests drive.

Block compression codecs, written rather than depended on: Snappy first.