Merge branch 'main' into agg-metric-block

Author: limotova

docs/changelog/124708.yaml

@@ -0,0 +1,5 @@
+pr: 124708
+summary: Throw exception for unknown token in RestIndexPutAliasAction
+area: Indices APIs
+type: enhancement
+issues: []

docs/changelog/124737.yaml

@@ -0,0 +1,5 @@
+pr: 124737
+summary: Throw exception for unsupported values type in Alias
+area: Indices APIs
+type: enhancement
+issues: []

docs/changelog/127134.yaml

@@ -0,0 +1,5 @@
+pr: 127134
+summary: Define a default oversample value for dense vectors with bbq_hnsw/bbq_flat
+area: Vector Search
+type: enhancement
+issues: []

docs/changelog/127139.yaml

@@ -0,0 +1,5 @@
+pr: 127139
+summary: Add `suggested_cast`
+area: ES|QL
+type: enhancement
+issues: []

qa/smoke-test-http/src/internalClusterTest/java/org/elasticsearch/http/SearchRestCancellationIT.java

@@ -12,8 +12,6 @@
 import org.apache.http.nio.entity.NByteArrayEntity;
 import org.apache.logging.log4j.LogManager;
 import org.apache.lucene.util.SetOnce;
-import org.elasticsearch.action.admin.cluster.node.info.NodeInfo;
-import org.elasticsearch.action.admin.cluster.node.info.NodesInfoResponse;
 import org.elasticsearch.action.admin.cluster.node.tasks.list.ListTasksResponse;
 import org.elasticsearch.action.bulk.BulkRequestBuilder;
 import org.elasticsearch.action.search.MultiSearchRequest;
@@ -46,7 +44,6 @@
 import java.util.ArrayList;
 import java.util.Collection;
 import java.util.Collections;
-import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 import java.util.concurrent.CancellationException;
@@ -94,7 +91,7 @@ public void testAutomaticCancellationMultiSearchDuringQueryPhase() throws Except
     }
 
     void verifyCancellationDuringQueryPhase(String searchAction, Request searchRequest) throws Exception {
-        Map<String, String> nodeIdToName = readNodesInfo();
+        Map<String, String> nodeIdToName = nodeIdsToNames();
 
         List<ScriptedBlockPlugin> plugins = initBlockFactory();
         indexTestData();
@@ -137,7 +134,7 @@ public void testAutomaticCancellationMultiSearchDuringFetchPhase() throws Except
     }
 
     void verifyCancellationDuringFetchPhase(String searchAction, Request searchRequest) throws Exception {
-        Map<String, String> nodeIdToName = readNodesInfo();
+        Map<String, String> nodeIdToName = nodeIdsToNames();
 
         List<ScriptedBlockPlugin> plugins = initBlockFactory();
         indexTestData();
@@ -153,16 +150,6 @@ void verifyCancellationDuringFetchPhase(String searchAction, Request searchReque
         expectThrows(CancellationException.class, future::actionGet);
     }
 
-    private static Map<String, String> readNodesInfo() {
-        Map<String, String> nodeIdToName = new HashMap<>();
-        NodesInfoResponse nodesInfoResponse = clusterAdmin().prepareNodesInfo().get();
-        assertFalse(nodesInfoResponse.hasFailures());
-        for (NodeInfo node : nodesInfoResponse.getNodes()) {
-            nodeIdToName.put(node.getNode().getId(), node.getNode().getName());
-        }
-        return nodeIdToName;
-    }
-
     private static void ensureSearchTaskIsCancelled(String transportAction, Function<String, String> nodeIdToName) throws Exception {
         SetOnce<TaskInfo> searchTask = new SetOnce<>();
         ListTasksResponse listTasksResponse = clusterAdmin().prepareListTasks().get();

rest-api-spec/src/yamlRestTest/resources/rest-api-spec/test/indices.create/10_basic.yml

@@ -86,6 +86,38 @@
   - is_false: test_index.aliases.test_clias.index_routing
   - is_false: test_index.aliases.test_clias.search_routing
 
+---
+  "Throw exception for unsupported value type":
+    - requires:
+        cluster_features: [ "index.throw_exception_on_index_creation_if_unsupported_value_type_in_alias" ]
+        reason: "Throw exception on index creation if unsupported value type in alias"
+
+    - do:
+        catch: /Unsupported String type value \[true\] for field \[is_write_index\] in alias \[test_alias\]/
+        indices.create:
+          index: test_index
+          body:
+            mappings:
+              properties:
+                field:
+                  type: text
+            aliases:
+              test_alias:
+                is_write_index: "true"
+
+    - do:
+        catch: /Unsupported boolean type value \[true\] for field \[routing\] in alias \[test_alias\]/
+        indices.create:
+          index: test_index
+          body:
+            mappings:
+              properties:
+                field:
+                  type: text
+            aliases:
+              test_alias:
+                routing: true
+
 ---
 "Create index with write aliases":
 

rest-api-spec/src/yamlRestTest/resources/rest-api-spec/test/indices.put_alias/10_basic.yml

@@ -103,3 +103,30 @@
         index: test_index
         name: test_alias
   - match: {test_index.aliases.test_alias: {"filter": {"range": {"date_nanos_field": {"gt": "now-7d/d"}}}}}
+
+---
+"Throw exception for unknown token":
+  - requires:
+      cluster_features: [ "index.throw_exception_for_unknown_token_in_rest_index_put_alias_action" ]
+      reason: "Throw exception for unknown token in RestIndexPutAliasAction"
+
+  - do:
+      indices.create:
+        index: test_index
+
+  - do:
+      catch: /Unsupported field \[foo\]/
+      indices.put_alias:
+        index: test_index
+        name: test_alias
+        body:
+          is_write_index: true
+          foo: "bar"
+
+  - do:
+      catch: / Unexpected token \[START_ARRAY\]/
+      indices.put_alias:
+        index: test_index
+        name: test_alias
+        body:
+          routing: [ "routing" ]

rest-api-spec/src/yamlRestTest/resources/rest-api-spec/test/search.vectors/41_knn_search_bbq_hnsw.yml

@@ -568,3 +568,14 @@ setup:
   - match: { hits.hits.1._score: $default_rescore1 }
   - match: { hits.hits.2._score: $override_score2 }
   - match: { hits.hits.2._score: $default_rescore2 }
+
+---
+"default oversample value":
+  - requires:
+      cluster_features: ["mapper.dense_vector.default_oversample_value_for_bbq"]
+      reason: "Needs default_oversample_value_for_bbq feature"
+  - do:
+      indices.get_mapping:
+        index: bbq_hnsw
+
+  - match: { bbq_hnsw.mappings.properties.vector.index_options.rescore_vector.oversample: 3.0 }

rest-api-spec/src/yamlRestTest/resources/rest-api-spec/test/search.vectors/42_knn_search_bbq_flat.yml

@@ -339,3 +339,14 @@ setup:
   - match: { hits.hits.0._score: $rescore_score0 }
   - match: { hits.hits.1._score: $rescore_score1 }
   - match: { hits.hits.2._score: $rescore_score2 }
+
+---
+"default oversample value":
+  - requires:
+      cluster_features: ["mapper.dense_vector.default_oversample_value_for_bbq"]
+      reason: "Needs default_oversample_value_for_bbq feature"
+  - do:
+      indices.get_mapping:
+        index: bbq_flat
+
+  - match: { bbq_flat.mappings.properties.vector.index_options.rescore_vector.oversample: 3.0 }

rest-api-spec/src/yamlRestTest/resources/rest-api-spec/test/search.vectors/42_knn_search_int4_flat.yml

@@ -495,3 +495,14 @@ setup:
   - match: { hits.hits.0._score: $rescore_score0 }
   - match: { hits.hits.1._score: $rescore_score1 }
   - match: { hits.hits.2._score: $rescore_score2 }
+
+---
+"no default oversample value":
+  - requires:
+      cluster_features: ["mapper.dense_vector.default_oversample_value_for_bbq"]
+      reason: "Needs default_oversample_value_for_bbq feature"
+  - do:
+      indices.get_mapping:
+        index: int4_flat
+
+  - not_exists: int4_flat.mappings.properties.vector.index_options.rescore_vector