poc: extend exists/2 to traverse embedded array attributes#2705

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nallwhy wants to merge 7 commits into

ash-project:mainfrom

nallwhy:feat/embedded-array-exists

Commits on May 15, 2026

test: add Phase 0 fixtures and baseline for embedded-array exists/2
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committed
feat: support exists/2 over embedded array attributes (in-memory)
nallwhy
committed
feat: add EmbeddedArrayElementField marker for SQL-side exists/2 lowering
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committed

Commits on May 16, 2026

test: add Phase 3 coverage for nested embedded-array exists/2 and parent/1
nallwhy
committed

Commits on May 17, 2026

Commits on May 19, 2026

test: cover parent/1 with relationship path inside embedded-array exists
nallwhy
committed