Merge pull request #64 from fkchang/add_named_vector_support

Add named vector support

Author: andreibondarev

README.md

@@ -139,6 +139,44 @@ client.schema.create(
         },
     },
 )
+
+# Creating named schemas
+
+client.schema.create(
+  class_name: 'ArticleNV',
+  description: 'Articles with named vectors',
+  properties: [
+    {
+      "dataType": ["text"],
+      "name": "title"
+    },
+    {
+      "dataType": ["text"],
+      "name": "body"
+    }
+  ],
+  # cannot use vectorizer and vector_config at the same time
+  # will need to specify for each property
+  vector_config: {
+    "title": {
+      "vectorizer": {
+        "text2vec-openai": {
+          "properties": ["title"]
+        }
+      },
+      "vectorIndexType": "hnsw",  # This is the default 
+    },
+    "body": {
+      "vectorizer": {
+        "text2vec-openai": {
+          "properties": ["body"]
+        }
+      },
+      "vectorIndexType": "hnsw",  # This is the default
+
+    }
+  }
+)
 ```
 
 ### Using the Objects endpoint
@@ -268,6 +306,17 @@ client.query.get class_name: 'Question', where: '{ operator: Like, valueText: "S
 
 client.query.get class_name: 'Question', fields: 'answer question category _additional { id }', after: "3c5f7039-37f3-4244-b3e2-8f4a083e448d", limit: "1"
 
+# Named vector query - uses targetVectors
+query_title = client.query.get(
+  class_name: 'ArticleNV',
+  fields: 'title body _additional { id }',
+  near_text: '{
+    targetVectors: ["title"],
+    concepts: ["quantum computers advances"]
+  }',
+  limit: "2"
+)
+
 
 
 ```

lib/weaviate/schema.rb

@@ -34,7 +34,8 @@ def create(
       vectorizer: nil,
       module_config: nil,
       inverted_index_config: nil,
-      replication_config: nil
+      replication_config: nil,
+      vector_config: nil        # added for named vector support
     )
       response = client.connection.post(PATH) do |req|
         req.body = {}
@@ -56,6 +57,7 @@ def create(
 
         req.body["invertedIndexConfig"] = inverted_index_config unless inverted_index_config.nil?
         req.body["replicationConfig"] = replication_config unless replication_config.nil?
+        req.body["vectorConfig"] = vector_config unless vector_config.nil?  # Added for multi vector support
       end
 
       response.body

spec/weaviate/schema_spec.rb

@@ -101,6 +101,56 @@
         expect(@captured_request.body["multiTenancyConfig"]).to eq({enabled: true, autoTenantCreation: true, autoTenantActivation: true})
       end
     end
+
+    context "named vector config" do
+      before do
+        @captured_request = nil
+        allow_any_instance_of(Faraday::Connection).to receive(:post) do |_, path, &block|
+          expect(path).to eq("schema")
+          req = OpenStruct.new(body: {})
+          block.call(req)
+          @captured_request = req
+          response
+        end
+      end
+
+      it "sets up named vector config" do
+        schema.create(
+          class_name: "ArticleNV",
+          description: "Articles with named vectors",
+          properties: [
+            {
+              dataType: ["text"],
+              name: "title"
+            },
+            {
+              dataType: ["text"],
+              name: "body"
+            }
+          ],
+          vector_config: {
+            title: {
+              vectorizer: {
+                "text2vec-openai": {
+                  properties: ["title"]
+                }
+              },
+              vectorIndexType: "hnsw"  # Adding vector index type
+            },
+            body: {
+              vectorizer: {
+                "text2vec-openai": {
+                  properties: ["body"]
+                }
+              },
+              vectorIndexType: "hnsw"  # Adding vector index type
+            }
+          }
+        )
+
+        expect(@captured_request.body["vectorConfig"]).to eq({title: {vectorizer: {"text2vec-openai": {properties: ["title"]}}, vectorIndexType: "hnsw"}, body: {vectorizer: {"text2vec-openai": {properties: ["body"]}}, vectorIndexType: "hnsw"}})
+      end
+    end
   end
 
   describe "#delete" do