Replace CTE approach with CROSS APPLY / CROSS JOIN LATERAL for reused block-body locals#5

Draft

Copilot wants to merge 11 commits intomasterfrom

copilot/add-cte-support-for-deduplication

Commits on Mar 15, 2026

Initial plan
Copilot
committed
Add CTE infrastructure: CteTableExpression, CteDeduplicatingRewriter, CteAwareQuerySqlGenerator, registration, and BlockStatementConverter reference tracking

Copilot
and
PhenX
committed
Address code review: rename cteName to alias, improve line length, add scalar subquery safety, add generator test

Copilot
and
PhenX
committed
Add net9.0 target, fix TypeLoadException and update snapshot files

Copilot
and
PhenX
committed
Add CTE tests, NormalizedSelectExpressionComparer, and net9.0 target framework support

Copilot
and
PhenX
committed
Add Variable.Wrap marker: emit it for reused block-body locals, strip it in expression replacer

Copilot
and
PhenX
committed
Implement CTE generation: alias normalization, Variable.Wrap CROSS APPLY, postprocessor

Copilot
and
PhenX
committed
Update and add DotNet10_0 snapshot verified files; CROSS APPLY now working for reused locals

Copilot
and
PhenX
committed
Rename CTE→CrossApply, add PostgreSQL LATERAL, new tests with snapshots

Copilot
and
PhenX
committed
Fix remaining CTE→CROSS APPLY references in comments and docs

Copilot
and
PhenX
committed
EF8/9 CROSS APPLY support, stronger PostgreSQL detection, new processor factory

Copilot
and
PhenX
committed