package
25.1.0+incompatible
Repository: https://github.com/cockroachdb/cockroach.git
Documentation: pkg.go.dev
# Packages
Package bench houses benchmarks for the SQL optimizer.
Package cat contains interfaces that are used by the query optimizer to avoid including specifics of sqlbase structures in the opt code.
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Package exec contains execution-related utilities.
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Package memo exposes logic for `Memo`, the central data structure for `opt`.
Package norm implements normalization for queries.
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Package ordering contains operator-specific logic related to orderings - whether
ops can provide Required orderings, what orderings do they need to require from
their children, etc.
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Package xform contains logic for transforming SQL queries.
# README
The opt package defines common high-level interfaces and classes that multiple
sub-packages share. None of these definitions depend on any sub-packages, so all
sub-packages can therefore depend on opt without causing cyclical dependencies
(which Go does not allow).