elastic · carlosdelest · Jan 12, 2026 · Dec 18, 2025 · Dec 18, 2025 · Dec 18, 2025
diff --git a/docs/changelog/139774.yaml b/docs/changelog/139774.yaml
@@ -0,0 +1,6 @@
+pr: 139774
+summary: ES|QL - fix ENRICH command when using dense_vector columns
+area: ES|QL
+type: bug
+issues:
+ - 137699
diff --git a/x-pack/plugin/esql/compute/build.gradle b/x-pack/plugin/esql/compute/build.gradle
@@ -961,6 +961,11 @@ tasks.named('stringTemplates').configure {
     it.inputFile = enrichResultBuilderInput
     it.outputFile = "org/elasticsearch/xpack/compute/operator/lookup/EnrichResultBuilderForBoolean.java"
   }
+  template {
+    it.properties = floatProperties
+    it.inputFile = enrichResultBuilderInput
+    it.outputFile = "org/elasticsearch/xpack/compute/operator/lookup/EnrichResultBuilderForFloat.java"
+  }
 
   // TODO: add {value}_over_time for other types: boolean, bytes_refs
   def generateTimestampAggregatorClasses = { inputFilename, prefix = "" ->

diff --git a/...ated-src/org/elasticsearch/xpack/compute/operator/lookup/EnrichResultBuilderForFloat.java b/...ated-src/org/elasticsearch/xpack/compute/operator/lookup/EnrichResultBuilderForFloat.java
diff --git a/.../compute/src/main/java/org/elasticsearch/compute/operator/lookup/EnrichResultBuilder.java b/.../compute/src/main/java/org/elasticsearch/compute/operator/lookup/EnrichResultBuilder.java
@@ -55,6 +55,7 @@ static EnrichResultBuilder enrichResultBuilder(ElementType elementType, BlockFac
             case INT -> new EnrichResultBuilderForInt(blockFactory, channel);
             case LONG -> new EnrichResultBuilderForLong(blockFactory, channel);
             case DOUBLE -> new EnrichResultBuilderForDouble(blockFactory, channel);
+            case FLOAT -> new EnrichResultBuilderForFloat(blockFactory, channel);
             case BOOLEAN -> new EnrichResultBuilderForBoolean(blockFactory, channel);
             case BYTES_REF -> new EnrichResultBuilderForBytesRef(blockFactory, channel);
             default -> throw new IllegalArgumentException("no enrich result builder for [" + elementType + "]");

diff --git a/...server/src/main/java/org/elasticsearch/xpack/esql/qa/rest/AllSupportedFieldsTestCase.java b/...server/src/main/java/org/elasticsearch/xpack/esql/qa/rest/AllSupportedFieldsTestCase.java
@@ -1018,9 +1018,7 @@ private static boolean supportedInEnrich(DataType t) {
             // https://github.com/elastic/elasticsearch/issues/127350
             case AGGREGATE_METRIC_DOUBLE, SCALED_FLOAT,
                 // https://github.com/elastic/elasticsearch/issues/139255
-                EXPONENTIAL_HISTOGRAM, TDIGEST,
-                // https://github.com/elastic/elasticsearch/issues/137699
-                DENSE_VECTOR -> false;
+                EXPONENTIAL_HISTOGRAM, TDIGEST -> false;
             default -> true;
         };
     }

diff --git a/x-pack/plugin/esql/qa/testFixtures/src/main/resources/dense_vector.csv-spec b/x-pack/plugin/esql/qa/testFixtures/src/main/resources/dense_vector.csv-spec
@@ -105,3 +105,40 @@ row hex_str = "0102030405060708090a0b0c0d0e0f"
 vector:dense_vector
  [1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0, 10.0, 11.0, 12.0, 13.0, 14.0, 15.0]
 ;
+
+denseVectorWithEnrich
+required_capability: enrich_load
+required_capability: enrich_dense_vector_bugfix
+
+from colors 
+| enrich colors_policy
+| sort color_name
+| limit 10
+| keep color_name, cmyk_vector
+;
+
+color_name:text | cmyk_vector:dense_vector
+aqua marine     | [50.0, 0.0, 17.0, 0.0]
+azure           | [6.0, 0.0, 0.0, 0.0]
+beige           | [0.0, 0.0, 10.0, 4.0]
+bisque          | [0.0, 11.0, 23.0, 0.0]
+black           | [0.0, 0.0, 0.0, 100.0]
+blue            | [100.0, 100.0, 0.0, 0.0]
+brown           | [0.0, 75.0, 75.0, 35.0]
+burly wood      | [0.0, 17.0, 39.0, 13.0]
+chartreuse      | [50.0, 0.0, 100.0, 0.0]
+chocolate       | [0.0, 50.0, 86.0, 18.0]
+;
+
+denseVectorRowWithEnrich
+required_capability: enrich_load
+required_capability: enrich_dense_vector_bugfix
+
+row id=0
+| enrich colors_policy
+| keep color_name, cmyk_vector
+;
+
+color_name:text | cmyk_vector:dense_vector
+maroon          | [0.0, 100.0, 100.0, 50.0]
+;
diff --git a/x-pack/plugin/esql/qa/testFixtures/src/main/resources/enrich-policy-colors_cmyk.json b/x-pack/plugin/esql/qa/testFixtures/src/main/resources/enrich-policy-colors_cmyk.json
@@ -2,6 +2,6 @@
   "match": {
     "indices": "colors_cmyk",
     "match_field": "id",
-    "enrich_fields": ["color_name"]
+    "enrich_fields": ["color_name", "cmyk_vector"]
   }
 }
diff --git a/x-pack/plugin/esql/qa/testFixtures/src/main/resources/vector-cosine-similarity.csv-spec b/x-pack/plugin/esql/qa/testFixtures/src/main/resources/vector-cosine-similarity.csv-spec
@@ -178,27 +178,28 @@ silver      | 0.9258201122283936 | [0.0, 0.0, 0.0, 25.0]
 cosineSimilarityWithEnrich
 required_capability: vector_similarity_functions_pushdown
 required_capability: enrich_load
+required_capability: enrich_dense_vector_bugfix
 
 from colors
 | where color != "black" 
 | eval s = v_cosine(rgb_vector, [1, 2, 3])
 | enrich colors_policy
-| keep color_name, s
+| keep color_name, cmyk_vector, s  
 | sort s desc, color_name asc
 | limit 10
 ;
 
-color_name:text | s:double
-turquoise       | 0.9721468091011047
-aqua marine     | 0.9580987691879272
-cyan            | 0.9449111819267273
-teal            | 0.9449111819267273
-lavender        | 0.9381157159805298
-azure           | 0.9347044825553894
-mint cream      | 0.9287823438644409
-gainsboro       | 0.9258201122283936
-gray            | 0.9258201122283936
-silver          | 0.9258201122283936
+color_name:text | cmyk_vector:dense_vector | s:double     
+turquoise       | [71.0, 0.0, 7.0, 12.0]   | 0.9721468091011047
+aqua marine     | [50.0, 0.0, 17.0, 0.0]   | 0.9580987691879272
+cyan            | [100.0, 0.0, 0.0, 0.0]   | 0.9449111819267273
+teal            | [100.0, 0.0, 0.0, 50.0]  | 0.9449111819267273
+lavender        | [8.0, 8.0, 0.0, 2.0]     | 0.9381157159805298
+azure           | [6.0, 0.0, 0.0, 0.0]     | 0.9347044825553894
+mint cream      | [4.0, 0.0, 2.0, 0.0]     | 0.9287823438644409
+gainsboro       | [0.0, 0.0, 0.0, 14.0]    | 0.9258201122283936
+gray            | [0.0, 0.0, 0.0, 50.0]    | 0.9258201122283936
+silver          | [0.0, 0.0, 0.0, 25.0]    | 0.9258201122283936    
 ;
 
 similarityWithFork

diff --git a/x-pack/plugin/esql/qa/testFixtures/src/main/resources/vector-dot-product.csv-spec b/x-pack/plugin/esql/qa/testFixtures/src/main/resources/vector-dot-product.csv-spec
@@ -196,26 +196,27 @@ indigo     | 438.0
 dotProductWithEnrich
 required_capability: vector_similarity_functions_pushdown
 required_capability: enrich_load
+required_capability: enrich_dense_vector_bugfix
 
 from colors
 | eval s = v_dot_product(rgb_vector, [1, 2, 3])
 | enrich colors_policy
-| keep color_name, s
+| keep color_name, cmyk_vector, s
 | sort s desc, color_name asc
 | limit 10
 ;
 
-color_name:text | s:double
-white           | 1530.0
-azure           | 1515.0
-mint cream      | 1505.0
-snow            | 1505.0
-ivory           | 1485.0
-honeydew        | 1470.0
-sea shell       | 1459.0
-lavender        | 1440.0
-old lace        | 1433.0
-linen           | 1420.0
+color_name:text | cmyk_vector:dense_vector | s:double
+white           | [0.0, 0.0, 0.0, 0.0]     | 1530.0
+azure           | [6.0, 0.0, 0.0, 0.0]     | 1515.0
+mint cream      | [4.0, 0.0, 2.0, 0.0]     | 1505.0
+snow            | [0.0, 2.0, 2.0, 0.0]     | 1505.0
+ivory           | [0.0, 0.0, 6.0, 0.0]     | 1485.0
+honeydew        | [6.0, 0.0, 6.0, 0.0]     | 1470.0
+sea shell       | [0.0, 4.0, 7.0, 0.0]     | 1459.0
+lavender        | [8.0, 8.0, 0.0, 2.0]     | 1440.0
+old lace        | [0.0, 3.0, 9.0, 1.0]     | 1433.0
+linen           | [0.0, 4.0, 8.0, 2.0]     | 1420.0
 ;
 
 similarityWithFork

diff --git a/x-pack/plugin/esql/qa/testFixtures/src/main/resources/vector-hamming.csv-spec b/x-pack/plugin/esql/qa/testFixtures/src/main/resources/vector-hamming.csv-spec
@@ -196,26 +196,27 @@ lime       | 11.0
 hammingWithEnrich
 required_capability: vector_similarity_functions_pushdown
 required_capability: enrich_load
+required_capability: enrich_dense_vector_bugfix
 
 from colors
 | eval s = v_hamming(rgb_byte_vector, [1, 2, 3])
 | enrich colors_policy
-| keep color_name, s
+| keep color_name, cmyk_vector, s  
 | sort s desc, color_name asc
 | limit 10
 ;
 
-color_name:text | s:double
-aqua marine     | 18.0
-coral           | 18.0
-corn silk       | 17.0
-ivory           | 17.0
-sea shell       | 17.0
-white           | 17.0
-beige           | 16.0
-chartreuse      | 16.0
-crimson         | 16.0
-gainsboro       | 16.0
+color_name:text | cmyk_vector:dense_vector | s:double     
+aqua marine     | [50.0, 0.0, 17.0, 0.0]   | 18.0
+coral           | [0.0, 50.0, 69.0, 0.0]   | 18.0
+corn silk       | [0.0, 3.0, 14.0, 0.0]    | 17.0
+ivory           | [0.0, 0.0, 6.0, 0.0]     | 17.0
+sea shell       | [0.0, 4.0, 7.0, 0.0]     | 17.0
+white           | [0.0, 0.0, 0.0, 0.0]     | 17.0
+beige           | [0.0, 0.0, 10.0, 4.0]    | 16.0
+chartreuse      | [50.0, 0.0, 100.0, 0.0]  | 16.0
+crimson         | [0.0, 91.0, 73.0, 14.0]  | 16.0
+gainsboro       | [0.0, 0.0, 0.0, 14.0]    | 16.0     
 ;
 
 similarityWithFork

diff --git a/x-pack/plugin/esql/qa/testFixtures/src/main/resources/vector-l1-norm.csv-spec b/x-pack/plugin/esql/qa/testFixtures/src/main/resources/vector-l1-norm.csv-spec
@@ -196,26 +196,27 @@ crimson    | 170.0
 l1NormWithEnrich
 required_capability: vector_similarity_functions_pushdown
 required_capability: enrich_load
+required_capability: enrich_dense_vector_bugfix
 
 from colors
 | eval s = v_l1_norm(rgb_vector, [1, 2, 3])
 | enrich colors_policy
-| keep color_name, s
+| keep color_name, cmyk_vector, s  
 | sort s desc, color_name asc
 | limit 10
 ;
 
-color_name:text | s:double
-white           | 759.0
-snow            | 749.0
-azure           | 744.0
-ivory           | 744.0
-mint cream      | 744.0
-sea shell       | 732.0
-honeydew        | 729.0
-old lace        | 722.0
-corn silk       | 717.0
-linen           | 714.0
+color_name:text | cmyk_vector:dense_vector | s:double
+white           | [0.0, 0.0, 0.0, 0.0]     | 759.0
+snow            | [0.0, 2.0, 2.0, 0.0]     | 749.0
+azure           | [6.0, 0.0, 0.0, 0.0]     | 744.0
+ivory           | [0.0, 0.0, 6.0, 0.0]     | 744.0
+mint cream      | [4.0, 0.0, 2.0, 0.0]     | 744.0
+sea shell       | [0.0, 4.0, 7.0, 0.0]     | 732.0
+honeydew        | [6.0, 0.0, 6.0, 0.0]     | 729.0
+old lace        | [0.0, 3.0, 9.0, 1.0]     | 722.0
+corn silk       | [0.0, 3.0, 14.0, 0.0]    | 717.0
+linen           | [0.0, 4.0, 8.0, 2.0]     | 714.0
 ;
 
 similarityWithFork