v6: Bugfixes and minor improvements

pom.xml

@@ -410,7 +410,7 @@
           <executions>
             <execution>
               <id>sign-artifacts</id>
-              <phase>verify</phase>
+              <phase>deploy</phase>
               <goals>
                 <goal>sign</goal>
               </goals>

src/it/java/io/weaviate/integration/CollectionsITest.java

@@ -13,6 +13,7 @@
 import io.weaviate.client6.v1.api.collections.DataType;
 import io.weaviate.client6.v1.api.collections.InvertedIndex;
 import io.weaviate.client6.v1.api.collections.Property;
+import io.weaviate.client6.v1.api.collections.Quantization;
 import io.weaviate.client6.v1.api.collections.ReferenceProperty;
 import io.weaviate.client6.v1.api.collections.Replication;
 import io.weaviate.client6.v1.api.collections.VectorConfig;
@@ -194,7 +195,7 @@ public void testInvalidCollectionName() throws IOException {
   }
 
   @Test
-  public void testNestedProperties() throws IOException, Exception {
+  public void testNestedProperties() throws IOException {
     var nsBuildings = ns("Buildings");
 
     client.collections.create(
@@ -227,4 +228,27 @@ public void testNestedProperties() throws IOException, Exception {
         .extracting(Property::dataTypes).extracting(types -> types.get(0))
         .containsExactly(DataType.INT, DataType.NUMBER);
   }
+
+  @Test
+  public void test_updateQuantization() throws IOException {
+    // Arrange
+    var nsThings = ns("Things");
+
+    var things = client.collections.create(nsThings,
+        c -> c.vectorConfig(VectorConfig.selfProvided(
+            self -> self.quantization(Quantization.uncompressed()))));
+
+    // Act
+    things.config.update(
+        c -> c.vectorConfig(VectorConfig.selfProvided(
+            self -> self.quantization(Quantization.bq()))));
+
+    // Assert
+    var config = things.config.get();
+    Assertions.assertThat(config).get()
+        .extracting(CollectionConfig::vectors)
+        .extracting("default", InstanceOfAssertFactories.type(VectorConfig.class))
+        .extracting(VectorConfig::quantization)
+        .returns(Quantization.Kind.BQ, Quantization::_kind);
+  }
 }

src/it/java/io/weaviate/integration/DataITest.java

@@ -24,11 +24,11 @@
 import io.weaviate.client6.v1.api.collections.data.BatchReference;
 import io.weaviate.client6.v1.api.collections.data.DeleteManyResponse;
 import io.weaviate.client6.v1.api.collections.data.Reference;
+import io.weaviate.client6.v1.api.collections.query.Filter;
 import io.weaviate.client6.v1.api.collections.query.Metadata;
 import io.weaviate.client6.v1.api.collections.query.Metadata.MetadataField;
 import io.weaviate.client6.v1.api.collections.query.QueryMetadata;
 import io.weaviate.client6.v1.api.collections.query.QueryReference;
-import io.weaviate.client6.v1.api.collections.query.Filter;
 import io.weaviate.containers.Container;
 
 public class DataITest extends ConcurrentTest {

src/it/java/io/weaviate/integration/SearchITest.java

@@ -21,9 +21,11 @@
 import io.weaviate.ConcurrentTest;
 import io.weaviate.client6.v1.api.WeaviateApiException;
 import io.weaviate.client6.v1.api.WeaviateClient;
+import io.weaviate.client6.v1.api.collections.Generative;
 import io.weaviate.client6.v1.api.collections.ObjectMetadata;
 import io.weaviate.client6.v1.api.collections.Property;
 import io.weaviate.client6.v1.api.collections.ReferenceProperty;
+import io.weaviate.client6.v1.api.collections.Reranker;
 import io.weaviate.client6.v1.api.collections.VectorConfig;
 import io.weaviate.client6.v1.api.collections.Vectors;
 import io.weaviate.client6.v1.api.collections.WeaviateMetadata;
@@ -37,8 +39,10 @@
 import io.weaviate.client6.v1.api.collections.query.Metadata;
 import io.weaviate.client6.v1.api.collections.query.QueryMetadata;
 import io.weaviate.client6.v1.api.collections.query.QueryResponseGroup;
+import io.weaviate.client6.v1.api.collections.query.Rerank;
 import io.weaviate.client6.v1.api.collections.query.SortBy;
 import io.weaviate.client6.v1.api.collections.query.Target;
+import io.weaviate.client6.v1.api.collections.rerankers.DummyReranker;
 import io.weaviate.client6.v1.api.collections.vectorindex.Hnsw;
 import io.weaviate.client6.v1.api.collections.vectorindex.MultiVector;
 import io.weaviate.containers.Container;
@@ -52,7 +56,7 @@ public class SearchITest extends ConcurrentTest {
       Weaviate.custom()
           .withModel2VecUrl(Model2Vec.URL)
           .withImageInference(Img2VecNeural.URL, Img2VecNeural.MODULE)
-          .addModules("generative-dummy")
+          .addModules(Generative.Kind.DUMMY.jsonValue(), Reranker.Kind.DUMMY.jsonValue())
           .build(),
       Container.IMG2VEC_NEURAL,
       Container.MODEL2VEC);
@@ -741,7 +745,7 @@ public void teset_filterPropertyLength() throws IOException {
     // Assertions
     Assertions.assertThat(got.objects()).hasSize(2);
   }
-  
+
   /**
    * Ensure the client respects server's configuration for max gRPC size:
    * we create a server with 1-byte message size and try to send a large payload
@@ -768,4 +772,30 @@ public void test_maxGrpcMessageSize() throws Exception {
       }).isInstanceOf(io.grpc.StatusRuntimeException.class);
     }
   }
+
+  @Test
+  public void test_rerankQueries() throws IOException {
+    // Arrange
+    var nsThigns = ns("Things");
+
+    var things = client.collections.create(nsThigns,
+        c -> c
+            .properties(Property.text("title"), Property.integer("price"))
+            .vectorConfig(VectorConfig.text2vecModel2Vec(
+                t2v -> t2v.sourceProperties("title", "price")))
+            .rerankerModules(new DummyReranker()));
+
+    things.data.insertMany(
+        Map.of("title", "Ergonomic chair", "price", 269),
+        Map.of("title", "Height-adjustable desk", "price", 349));
+
+    // Act
+    var got = things.query.nearText(
+        "office supplies",
+        nt -> nt.rerank(Rerank.by("price",
+            rank -> rank.query("cheaper first"))));
+
+    // Assert: ranking not important really, just that the request was valid.
+    Assertions.assertThat(got.objects()).hasSize(2);
+  }
 }

src/main/java/io/weaviate/client6/v1/api/collections/CollectionConfig.java

@@ -276,19 +276,23 @@ public void write(JsonWriter out, CollectionConfig value) throws IOException {
           // Reranker and Generative module configs belong to the "moduleConfig".
           var rerankerModules = jsonObject.remove("rerankerModules").getAsJsonArray();
           var generativeModule = jsonObject.remove("generativeModule");
-          if (!rerankerModules.isEmpty() || !generativeModule.isJsonNull()) {
-            var modules = new JsonObject();
 
+          var modules = new JsonObject();
+          if (!rerankerModules.isEmpty()) {
             // Copy configuration for each reranker module.
             rerankerModules.forEach(reranker -> {
               reranker.getAsJsonObject().entrySet()
                   .stream().forEach(entry -> modules.add(entry.getKey(), entry.getValue()));
             });
+          }
 
+          if (!generativeModule.isJsonNull()) {
             // Copy configuration for each generative module.
             generativeModule.getAsJsonObject().entrySet()
                 .stream().forEach(entry -> modules.add(entry.getKey(), entry.getValue()));
+          }
 
+          if (!modules.isEmpty()) {
             jsonObject.add("moduleConfig", modules);
           }
 

src/main/java/io/weaviate/client6/v1/api/collections/Quantization.java

@@ -19,9 +19,10 @@
 import io.weaviate.client6.v1.api.collections.quantizers.SQ;
 import io.weaviate.client6.v1.api.collections.quantizers.Uncompressed;
 import io.weaviate.client6.v1.internal.ObjectBuilder;
+import io.weaviate.client6.v1.internal.TaggedUnion;
 import io.weaviate.client6.v1.internal.json.JsonEnum;
 
-public interface Quantization {
+public interface Quantization extends TaggedUnion<Quantization.Kind, Object> {
 
   public enum Kind implements JsonEnum<Kind> {
     UNCOMPRESSED("skipDefaultQuantization"),
@@ -112,6 +113,46 @@ public static Quantization rq(Function<RQ.Builder, ObjectBuilder<RQ>> fn) {
     return RQ.of(fn);
   }
 
+  default BQ asBQ() {
+    return _as(Quantization.Kind.BQ);
+  }
+
+  default RQ asRQ() {
+    return _as(Quantization.Kind.RQ);
+  }
+
+  default PQ asPQ() {
+    return _as(Quantization.Kind.PQ);
+  }
+
+  default SQ asSQ() {
+    return _as(Quantization.Kind.SQ);
+  }
+
+  default Uncompressed asUncompressed() {
+    return _as(Quantization.Kind.UNCOMPRESSED);
+  }
+
+  default boolean isBQ() {
+    return _is(Quantization.Kind.BQ);
+  }
+
+  default boolean isRQ() {
+    return _is(Quantization.Kind.RQ);
+  }
+
+  default boolean isPQ() {
+    return _is(Quantization.Kind.PQ);
+  }
+
+  default boolean isSQ() {
+    return _is(Quantization.Kind.SQ);
+  }
+
+  default boolean isUncompressed() {
+    return _is(Quantization.Kind.UNCOMPRESSED);
+  }
+
   public static enum CustomTypeAdapterFactory implements TypeAdapterFactory {
     INSTANCE;
 

src/main/java/io/weaviate/client6/v1/api/collections/Reranker.java

@@ -14,6 +14,7 @@
 import com.google.gson.stream.JsonWriter;
 
 import io.weaviate.client6.v1.api.collections.rerankers.CohereReranker;
+import io.weaviate.client6.v1.api.collections.rerankers.DummyReranker;
 import io.weaviate.client6.v1.api.collections.rerankers.JinaAiReranker;
 import io.weaviate.client6.v1.api.collections.rerankers.NvidiaReranker;
 import io.weaviate.client6.v1.api.collections.rerankers.TransformersReranker;
@@ -24,6 +25,7 @@
 
 public interface Reranker extends TaggedUnion<Reranker.Kind, Object> {
   public enum Kind implements JsonEnum<Kind> {
+    DUMMY("reranker-dummy"),
     JINAAI("reranker-jinaai"),
     VOYAGEAI("reranker-voyageai"),
     NVIDIA("reranker-nvidia"),
@@ -120,6 +122,11 @@ private final void addAdapter(Gson gson, Reranker.Kind kind, Class<? extends Rer
 
     private final void init(Gson gson) {
       addAdapter(gson, Reranker.Kind.COHERE, CohereReranker.class);
+      addAdapter(gson, Reranker.Kind.JINAAI, JinaAiReranker.class);
+      addAdapter(gson, Reranker.Kind.NVIDIA, NvidiaReranker.class);
+      addAdapter(gson, Reranker.Kind.TRANSFORMERS, TransformersReranker.class);
+      addAdapter(gson, Reranker.Kind.VOYAGEAI, VoyageAiReranker.class);
+      addAdapter(gson, Reranker.Kind.DUMMY, DummyReranker.class);
     }
 
     @SuppressWarnings("unchecked")

src/main/java/io/weaviate/client6/v1/api/collections/VectorConfig.java

@@ -1606,15 +1606,18 @@ public VectorConfig read(JsonReader in) throws IOException {
           var vectorIndexConfig = jsonObject.get("vectorIndexConfig").getAsJsonObject();
 
           String quantizationKind = null;
-          if (vectorIndexConfig.has(Quantization.Kind.BQ.jsonValue())) {
-            quantizationKind = Quantization.Kind.BQ.jsonValue();
-          } else if (vectorIndexConfig.has(Quantization.Kind.PQ.jsonValue())) {
-            quantizationKind = Quantization.Kind.PQ.jsonValue();
-          } else if (vectorIndexConfig.has(Quantization.Kind.SQ.jsonValue())) {
-            quantizationKind = Quantization.Kind.SQ.jsonValue();
-          } else if (vectorIndexConfig.has(Quantization.Kind.RQ.jsonValue())) {
-            quantizationKind = Quantization.Kind.RQ.jsonValue();
-          } else {
+          for (var kind : new String[] {
+              Quantization.Kind.BQ.jsonValue(),
+              Quantization.Kind.PQ.jsonValue(),
+              Quantization.Kind.SQ.jsonValue(),
+              Quantization.Kind.RQ.jsonValue() }) {
+            if (vectorIndexConfig.has(kind)
+                && vectorIndexConfig.get(kind).getAsJsonObject().get("enabled").getAsBoolean()) {
+              quantizationKind = kind;
+            }
+          }
+          if (quantizationKind == null && vectorIndexConfig.has(Quantization.Kind.UNCOMPRESSED.jsonValue())
+              && vectorIndexConfig.get(Quantization.Kind.UNCOMPRESSED.jsonValue()).getAsBoolean()) {
             quantizationKind = Quantization.Kind.UNCOMPRESSED.jsonValue();
           }
 
@@ -1649,7 +1652,7 @@ public VectorConfig read(JsonReader in) throws IOException {
           // Each individual vectorizer has a `Quantization quantization` field.
           // We need to specify the kind in order for
           // Quantization.CustomTypeAdapterFactory to be able to find the right adapter.
-          if (vectorIndexConfig.has(quantizationKind)) {
+          if (quantizationKind != null && vectorIndexConfig.has(quantizationKind)) {
             JsonObject quantization = new JsonObject();
             quantization.add(quantizationKind, vectorIndexConfig.get(quantizationKind));
             concreteVectorizer.add("quantization", quantization);

src/main/java/io/weaviate/client6/v1/api/collections/aggregate/Aggregation.java

@@ -5,11 +5,14 @@
 import java.util.List;
 import java.util.function.Function;
 
+import io.weaviate.client6.v1.api.collections.query.Filter;
 import io.weaviate.client6.v1.internal.ObjectBuilder;
 import io.weaviate.client6.v1.internal.grpc.protocol.WeaviateProtoAggregate;
+import io.weaviate.client6.v1.internal.grpc.protocol.WeaviateProtoBase;
 
 public record Aggregation(
     AggregateObjectFilter filter,
+    Filter whereFilter,
     Integer objectLimit,
     boolean includeTotalCount,
     List<PropertyAggregation> returnMetrics) {
@@ -29,6 +32,7 @@ public static Aggregation of(AggregateObjectFilter objectFilter, Function<Builde
   public Aggregation(Builder builder) {
     this(
         builder.objectFilter,
+        builder.whereFilter,
         builder.objectLimit,
         builder.includeTotalCount,
         builder.metrics);
@@ -41,6 +45,7 @@ public Builder(AggregateObjectFilter objectFilter) {
       this.objectFilter = objectFilter;
     }
 
+    private Filter whereFilter;
     private List<PropertyAggregation> metrics = new ArrayList<>();
     private Integer objectLimit;
     private boolean includeTotalCount = false;
@@ -55,6 +60,24 @@ public final Builder includeTotalCount(boolean include) {
       return this;
     }
 
+    /**
+     * Filter result set using traditional filtering operators: {@code eq},
+     * {@code gte}, {@code like}, etc.
+     * Subsequent calls to {@link #filter} aggregate with an AND operator.
+     */
+    public final Builder filters(Filter filter) {
+      this.whereFilter = this.whereFilter == null
+          ? filter
+          : Filter.and(this.whereFilter, filter);
+      return this;
+    }
+
+    /** Combine several conditions using with an AND operator. */
+    public final Builder filters(Filter... filters) {
+      Arrays.stream(filters).map(this::filters);
+      return this;
+    }
+
     @SafeVarargs
     public final Builder metrics(PropertyAggregation... metrics) {
       this.metrics = Arrays.asList(metrics);
@@ -80,6 +103,12 @@ public void appendTo(WeaviateProtoAggregate.AggregateRequest.Builder req) {
       req.setObjectLimit(objectLimit);
     }
 
+    if (whereFilter != null) {
+      var protoFilters = WeaviateProtoBase.Filters.newBuilder();
+      whereFilter.appendTo(protoFilters);
+      req.setFilters(protoFilters);
+    }
+
     for (final var metric : returnMetrics) {
       var aggregation = WeaviateProtoAggregate.AggregateRequest.Aggregation.newBuilder();
       metric.appendTo(aggregation);