Stats - Paradedb — ContextQMD

The stats aggregation returns the count, sum, min, max, and average all at once.

<CodeGroup> ```sql SQL SELECT pdb.agg('{"stats": {"field": "rating"}}') FROM mock_items WHERE id @@@ pdb.all(); ```

import { search } from "@paradedb/drizzle-paradedb";

await db
  .select({
    agg: search.agg({ stats: { field: "rating" } }),
  })
  .from(mockItems)
  .where(search.all(mockItems.id));

python

from paradedb import Agg, All, ParadeDB

MockItem.objects.filter(
    id=ParadeDB(All())
).aggregate(agg=Agg('{"stats": {"field": "rating"}}'))

python

from sqlalchemy import select
from sqlalchemy.orm import Session
from paradedb.sqlalchemy import facets, pdb, search

stmt = (
    select(pdb.agg(facets.stats(field="rating")))
    .select_from(MockItem)
    .where(search.all(MockItem.id))
)

with Session(engine) as session:
    session.execute(stmt).all()

ruby

MockItem.search(:id)
        .match_all
        .facets_agg(agg: ParadeDB::Aggregations.stats(:rating))

await dbContext
    .MockItems.Where(item => EF.Functions.All(item.Id))
    .Select(item => EF.Functions.Agg(new { stats = new { field = "rating" } }))
    .ToListAsync();

</CodeGroup>

ini

                                      agg
--------------------------------------------------------------------------------
 {"avg": 3.8536585365853657, "max": 5.0, "min": 1.0, "sum": 158.0, "count": 41}
(1 row)

See the Tantivy documentation for all available options.