Fix TPH projections with ToPageAsync

[michaelstaib]

Fixes #9185

[github-actions]

Fusion Gateway Performance Results

Simple Composite Query

	Req/s	Err%
Constant (50 VUs)	7072.26	0.00%
Ramping (0-500-0 VUs)	7291.15	0.00%

Response Times & Query

	Min	Med	Avg	P90	P95	Max
Constant	0.57ms	5.94ms	6.93ms	10.58ms	14.94ms	177.31ms
Ramping	0.56ms	24.76ms	30.34ms	64.27ms	77.44ms	189.56ms

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)	1287.47	0.00%
Ramping (0-500-0 VUs)	1334.11	0.00%

Response Times & Query

	Min	Med	Avg	P90	P95	Max
Constant	3.90ms	34.18ms	37.71ms	51.19ms	60.31ms	426.24ms
Ramping	2.00ms	134.12ms	158.55ms	343.46ms	392.78ms	704.55ms

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)	23724.81	0.00%
Ramping (0-500-0 VUs)	18460.00	0.00%

Response Times & Query

	Min	Med	Avg	P90	P95	Max
Constant	0.08ms	1.71ms	2.06ms	3.94ms	4.79ms	48.44ms
Ramping	0.08ms	9.42ms	11.42ms	23.48ms	28.35ms	113.26ms

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 22368302343 • Commit d52413b • Tue, 24 Feb 2026 20:52:54 GMT