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PERF: Optimize fetchone, fetchmany(1) and fetchval paths - #829

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Jahnvi Thakkar (jahnvi480) wants to merge 21 commits into

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jahnvi/candidate-a-fetchone-column-count

Commits on Oct 1, 2026
- PERF: Cache full column counts for fetchone
  
  Jahnvi Thakkar (jahnvi480)
  and
  Copilot
  committed
  191e2a5
- FIX: Isolate mixed fetch cache test connections
  
  Jahnvi Thakkar (jahnvi480)
  and
  Copilot
  committed
  814de78
- Merge branch 'main' into jahnvi/candidate-a-fetchone-column-count
  Jahnvi Thakkar (jahnvi480)
  authored
  6fdfe89
Commits on Oct 5, 2026
Commits on Oct 6, 2026
- PERF: Reduce single-row count and value construction overhead
  
  Jahnvi Thakkar (jahnvi480)
  and
  Copilot
  committed
  cc75f50
- PERF: Add guarded shared fetch and Row construction
  
  Jahnvi Thakkar (jahnvi480)
  and
  Copilot
  committed
  80487e1
- FIX: Correct parametrized fetch regression test signature
  
  Jahnvi Thakkar (jahnvi480)
  and
  Copilot
  committed
  08d5701
- Merge branch 'main' into jahnvi/candidate-a-fetchone-column-count
  Jahnvi Thakkar (jahnvi480)
  authored
  81494a2
- PERF: Wire latency-first single-row PR performance reports
  
  Jahnvi Thakkar (jahnvi480)
  and
  Copilot
  committed
  f539caf
- PERF: simplify fetchone routing and attest per-method report routes
  
  Jahnvi Thakkar (jahnvi480)
  and
  Copilot
  committed
  3e7fcff
Commits on Oct 7, 2026
- FIX: Align fetch recovery spies and annotate source fingerprints
  
  Jahnvi Thakkar (jahnvi480)
  and
  Copilot
  committed
  8a4472b
- FIX: Restore original PR performance report presentation
  
  Jahnvi Thakkar (jahnvi480)
  and
  Copilot
  committed
  06eba44
- PERF: Use inline scratch storage for small NVARCHAR fetches
  
  Jahnvi Thakkar (jahnvi480)
  and
  Copilot
  committed
  4dbfb55
Commits on Oct 8, 2026
- CHORE: Keep fetch tests focused on driver coverage
  
  Jahnvi Thakkar (jahnvi480)
  and
  Copilot
  committed
  2695900
- PERF: Remove fetchmany single-row construction detour
  
  Jahnvi Thakkar (jahnvi480)
  and
  Copilot
  committed
  1468a23
- PERF: Reduce fetch options, LOB copies, and converter dispatch
  
  Jahnvi Thakkar (jahnvi480)
  and
  Copilot
  committed
  c928b63
- FIX: Correct LOB fixtures and benchmark review findings
  
  Jahnvi Thakkar (jahnvi480)
  and
  Copilot
  committed
  84db936
Commits on Oct 10, 2026
- DOC: Explain bounded fetchmany batching
  
  Jahnvi Thakkar (jahnvi480)
  and
  Copilot
  committed
  d533112

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PERF: Optimize fetchone, fetchmany(1) and fetchval paths - #829

PERF: Optimize fetchone, fetchmany(1) and fetchval paths#829
Jahnvi Thakkar (jahnvi480) wants to merge 21 commits into
mainfrom
jahnvi/candidate-a-fetchone-column-count

Commits on Oct 1, 2026

PERF: Cache full column counts for fetchone

FIX: Isolate mixed fetch cache test connections

Merge branch 'main' into jahnvi/candidate-a-fetchone-column-count

Commits on Oct 5, 2026

Merge branch 'main' into jahnvi/candidate-a-fetchone-column-count

Merge branch 'main' into jahnvi/candidate-a-fetchone-column-count

PERF: Consolidate single-row fetch optimizations

FIX: Match single-row tests to native profiler and bind errors

Commits on Oct 6, 2026

PERF: Reduce single-row count and value construction overhead

PERF: Add guarded shared fetch and Row construction

FIX: Correct parametrized fetch regression test signature

Merge branch 'main' into jahnvi/candidate-a-fetchone-column-count

PERF: Wire latency-first single-row PR performance reports

PERF: simplify fetchone routing and attest per-method report routes

Commits on Oct 7, 2026

FIX: Align fetch recovery spies and annotate source fingerprints

FIX: Restore original PR performance report presentation

PERF: Use inline scratch storage for small NVARCHAR fetches

Commits on Oct 8, 2026

CHORE: Keep fetch tests focused on driver coverage

PERF: Remove fetchmany single-row construction detour

PERF: Reduce fetch options, LOB copies, and converter dispatch

FIX: Correct LOB fixtures and benchmark review findings

Commits on Oct 10, 2026

DOC: Explain bounded fetchmany batching