graphql.aggregate.groupby.mdx

import Tabs from '@theme/Tabs'; import TabItem from '@theme/TabItem'; import FilteredTextBlock from '@site/src/components/Documentation/FilteredTextBlock';

import PyCode from '!!raw-loader!/_includes/code/graphql.aggregate.simple.py'; import TSCode from '!!raw-loader!/_includes/code/howto/search.aggregate.ts'; import JavaV6Code from '!!raw-loader!/_includes/code/java-v6/src/test/java/SearchAggregateTest.java'; import CSharpCode from '!!raw-loader!/_includes/code/csharp/SearchAggregateTest.cs';

package main

import (
  "context"
  "fmt"

  "github.com/weaviate/weaviate-go-client/v5/weaviate"
  "github.com/weaviate/weaviate-go-client/v5/weaviate/graphql"
)

func main() {

  cfg := weaviate.Config{
    Host:   "localhost:8080",
    Scheme: "http",
  }
  client, err := weaviate.NewClient(cfg)
  if err != nil {
    panic(err)
  }
  meta := graphql.Field{
    Name: "meta", Fields: []graphql.Field{
      {Name: "count"},
    },
  }
  wordCount := graphql.Field{
    Name: "wordCount", Fields: []graphql.Field{
      {Name: "mean"},
    },
  }
  groupedBy := graphql.Field{
    Name: "groupedBy", Fields: []graphql.Field{
      {Name: "value"},
      {Name: "path"},
    },
  }

  result, err := client.GraphQL().Aggregate().
    WithFields(meta, wordCount, groupedBy).
    WithClassName("Article").
    WithGroupBy("inPublication").
    Do(context.Background())
  if err != nil {
    panic(err)
  }
  fmt.Printf("%v", result)
}

package io.weaviate;

import io.weaviate.client.Config;
import io.weaviate.client.WeaviateClient;
import io.weaviate.client.base.Result;
import io.weaviate.client.v1.graphql.model.GraphQLResponse;
import io.weaviate.client.v1.graphql.query.fields.Field;

public class App {
  public static void main(String[] args) {
    Config config = new Config("http", "localhost:8080");
    WeaviateClient client = new WeaviateClient(config);
    Field meta = Field.builder()
      .name("meta")
      .fields(new Field[]{
        Field.builder().name("count").build()
      }).build();
    Field wordCount = Field.builder()
      .name("wordCount")
      .fields(new Field[]{
        Field.builder().name("mean").build()
      }).build();
    Field groupedBy = Field.builder()
      .name("groupedBy")
      .fields(new Field[]{
        Field.builder().name("value").build(),
        Field.builder().name("path").build()
      }).build();

    Result<GraphQLResponse> result = client.graphQL().aggregate()
      .withClassName("Article")
      .withFields(meta, wordCount, groupedBy)
      .withGroupBy("inPublication")
      .run();
    if (result.hasErrors()) {
      System.out.println(result.getError());
      return;
    }
    System.out.println(result.getResult());
  }
}

echo '{
  "query": "{
    Aggregate {
      Article(groupBy: [\"inPublication\"]) {
        meta {
          count
        }
        wordCount {
          mean
        }
        groupedBy {
          value
          path
        }
      }
    }
  }"
}' | curl \
  -X POST \
  -H 'Content-Type: application/json' \
  -H 'Authorization: Bearer learn-weaviate' \
  -d @- \
  https://edu-demo.weaviate.network/v1/graphql

{
  Aggregate {
    Article (groupBy:["inPublication"]) {
      meta {
        count
      }
      wordCount {
        mean
      }
      groupedBy {
        value
        path
      }
    }
  }
}