Specializer SQL support wave 3: builtin long tail + similarity + VARCHAR subscripts — corpus 265 → 383 (TASK-49) - #34

Merged

claude-agent-ahrzb[bot] merged 6 commits into

claude/specializer-sql-support-wave3

Jul 26, 2026

Commits on Jul 26, 2026

chore(backlog): TASK-48 Done; TASK-49 wave 3 (builtin tail + similarity + string subscripts) created In Progress
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docs(specializer): wave-3 builtin pins — six-family fleet, measured before implementation (TASK-49)
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feat(specializer): wave-3 builtins — similarity, string builders, VARCHAR subscripts, math tail, strip_accents (TASK-49)

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test(specializer): 57 wave-3 oracle tests + DuckDB-verbatim overflow trap texts (TASK-49)

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test(specializer): overflow-trap needles track the DuckDB-verbatim texts (TASK-49)

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fix(tests): %-by-zero NaN sign is platform libm — pin engine==oracle bit agreement, not a constant (CI)

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