[Fusion] Add Grouping for ExecutionNode

[michaelstaib]

No description provided.

[github-actions]

Fusion Gateway Performance Results

Simple Composite Query

	Req/s	Err%
Constant (50 VUs)	6975.56	0.00%
Ramping (0-500-0 VUs)	7442.44	0.00%

Response Times & Query

	Min	Med	Avg	P90	P95	Max
Constant	0.57ms	5.92ms	7.03ms	10.83ms	15.69ms	177.03ms
Ramping	0.60ms	24.00ms	29.64ms	63.33ms	75.24ms	177.72ms

query TestQuery {
  topProducts(first: 5) {
    inStock
    name
    price
    shippingEstimate
    upc
    weight
    reviews {
      id
      body
      author {
        id
        username
        name
      }
    }
  }
}

---

Deep Recursion Query

	Req/s	Err%
Constant (50 VUs)	1304.76	0.00%
Ramping (0-500-0 VUs)	1352.91	0.00%

Response Times & Query

	Min	Med	Avg	P90	P95	Max
Constant	4.23ms	33.78ms	37.22ms	50.52ms	59.26ms	443.46ms
Ramping	1.86ms	129.37ms	157.14ms	339.99ms	396.68ms	854.93ms

query TestQuery {
  users {
    id
    username
    name
    reviews {
      id
      body
      product {
        inStock
        name
        price
        shippingEstimate
        upc
        weight
        reviews {
          id
          body
          author {
            id
            username
            name
            reviews {
              id
              body
              product {
                inStock
                name
                price
                shippingEstimate
                upc
                weight
              }
            }
          }
        }
      }
    }
  }
  topProducts(first: 5) {
    inStock
    name
    price
    shippingEstimate
    upc
    weight
    reviews {
      id
      body
      author {
        id
        username
        name
        reviews {
          id
          body
          product {
            inStock
            name
            price
            shippingEstimate
            upc
            weight
          }
        }
      }
    }
  }
}

---

Variable Batching Throughput

	Req/s	Err%
Constant (50 VUs)	23639.83	0.00%
Ramping (0-500-0 VUs)	18541.86	0.00%

Response Times & Query

	Min	Med	Avg	P90	P95	Max
Constant	0.08ms	1.72ms	2.06ms	3.96ms	4.80ms	45.56ms
Ramping	0.08ms	9.38ms	11.39ms	23.38ms	28.28ms	106.88ms

query TestQuery($upc: ID!, $price: Long!, $weight: Long!) {
  productByUpc(upc: $upc) {
    inStock
    shippingEstimate(weight: $weight, price: $price)
  }
}

Variables (5 sets batched per request)

[
  { "upc": "1", "price": 899, "weight": 100 },
  { "upc": "2", "price": 1299, "weight": 1000 },
  { "upc": "3", "price": 15, "weight": 20 },
  { "upc": "4", "price": 499, "weight": 100 },
  { "upc": "5", "price": 1299, "weight": 1000 }
]

---

Run 22351182030 • Commit 23b4808 • Tue, 24 Feb 2026 12:57:01 GMT

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 0.00%. Comparing base (13c5200) to head (435882d).
⚠️ Report is 12 commits behind head on main.

Additional details and impacted files

@@     Coverage Diff      @@
##   main   #9162   +/-   ##
============================
============================

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