Added datapoint bulk insert

src/Server/Helper/DatabaseHelper.cs

@@ -39,6 +39,19 @@ public class DatabaseHelper(ILogger<DatabaseHelper> logger)
         helper.ExecuteSQLNonQuery(query.ToString(), parameters);
     }
 
+    public static int DatabaseInsertEmbeddingBulk(SQLHelper helper, List<(string hash, string model, byte[] embedding)> data)
+    {
+        return helper.BulkExecuteNonQuery(
+            "INSERT INTO embedding (id_datapoint, model, embedding) SELECT d.id, @model, @embedding FROM datapoint d WHERE d.hash = @hash",
+            data.Select(element => new object[] {
+                new MySqlParameter("@model", element.model),
+                new MySqlParameter("@embedding", element.embedding),
+                new MySqlParameter("@hash", element.hash)
+            })
+        );
+    }
+
+
     public static int DatabaseInsertSearchdomain(SQLHelper helper, string name, SearchdomainSettings settings = new())
     {
         Dictionary<string, dynamic> parameters = new()
@@ -83,6 +96,20 @@ public class DatabaseHelper(ILogger<DatabaseHelper> logger)
         );
     }
 
+    public static int DatabaseInsertDatapoints(SQLHelper helper, List<(string name, ProbMethodEnum probmethod_embedding, SimilarityMethodEnum similarityMethod, string hash)> values, int id_entity)
+    {
+        return helper.BulkExecuteNonQuery(
+            "INSERT INTO datapoint (name, probmethod_embedding, similaritymethod, hash, id_entity) VALUES (@name, @probmethod_embedding, @similaritymethod, @hash, @id_entity)",
+            values.Select(element => new object[] {
+                new MySqlParameter("@name", element.name),
+                new MySqlParameter("@probmethod_embedding", element.probmethod_embedding),
+                new MySqlParameter("@similaritymethod", element.similarityMethod),
+                new MySqlParameter("@hash", element.hash),
+                new MySqlParameter("@id_entity", id_entity)
+            })
+        );
+    }
+
     public static int DatabaseInsertDatapoint(SQLHelper helper, string name, ProbMethodEnum probmethod_embedding, SimilarityMethodEnum similarityMethod, string hash, int id_entity)
     {
         Dictionary<string, dynamic> parameters = new()
@@ -155,7 +182,7 @@ public class DatabaseHelper(ILogger<DatabaseHelper> logger)
 
         helper.ExecuteSQLNonQuery("DELETE embedding.* FROM embedding JOIN datapoint dp ON id_datapoint = dp.id JOIN entity ON id_entity = entity.id WHERE entity.id_searchdomain = @searchdomain", parameters);
         helper.ExecuteSQLNonQuery("DELETE datapoint.* FROM datapoint JOIN entity ON id_entity = entity.id WHERE entity.id_searchdomain = @searchdomain", parameters);
-        helper.ExecuteSQLNonQuery("DELETE attribute.* FROM attribute JOIN entity ON id_entity = entity.id WHERE entity.id_searchdomain = @searchdomain", parameters);
+        helper.ExecuteSQLNonQuery("DELETE FROM attribute WHERE id_entity IN (SELECT entity.id FROM entity WHERE id_searchdomain = @searchdomain)", parameters);
         return helper.ExecuteSQLNonQuery("DELETE FROM entity WHERE entity.id_searchdomain = @searchdomain", parameters);
     }
 

src/Server/Helper/SearchdomainHelper.cs

@@ -245,25 +245,30 @@ public class SearchdomainHelper(ILogger<SearchdomainHelper> logger, DatabaseHelp
         else
         {
             int id_entity = DatabaseHelper.DatabaseInsertEntity(helper, jsonEntity.Name, jsonEntity.Probmethod, _databaseHelper.GetSearchdomainID(helper, jsonEntity.Searchdomain));
-            List<(string attribute, string value, int id_entity)> values = [];
+            List<(string attribute, string value, int id_entity)> toBeInsertedAttributes = [];
             foreach (KeyValuePair<string, string> attribute in jsonEntity.Attributes)
             {
-                values.Add(new() {
+                toBeInsertedAttributes.Add(new() {
                     attribute = attribute.Key,
                     value = attribute.Value,
                     id_entity = id_entity
                 });
             }
-            DatabaseHelper.DatabaseInsertAttributes(helper, values);
+            DatabaseHelper.DatabaseInsertAttributes(helper, toBeInsertedAttributes);
 
             List<Datapoint> datapoints = [];
+            List<(JSONDatapoint datapoint, string hash)> toBeInsertedDatapoints = [];
             foreach (JSONDatapoint jsonDatapoint in jsonEntity.Datapoints)
             {
                 string hash = Convert.ToBase64String(SHA256.HashData(Encoding.UTF8.GetBytes(jsonDatapoint.Text)));
-                Datapoint datapoint = DatabaseInsertDatapointWithEmbeddings(helper, searchdomain, jsonDatapoint, id_entity, hash);
+                toBeInsertedDatapoints.Add(new()
-                datapoints.Add(datapoint);
+                {
+                    datapoint = jsonDatapoint,
+                    hash = hash
+                });
             }
-
+            List<Datapoint> datapoint = DatabaseInsertDatapointsWithEmbeddings(helper, searchdomain, toBeInsertedDatapoints, id_entity);
+            
             var probMethod = Probmethods.GetMethod(jsonEntity.Probmethod) ?? throw new ProbMethodNotFoundException(jsonEntity.Probmethod);
             Entity entity = new(jsonEntity.Attributes, probMethod, jsonEntity.Probmethod.ToString(), datapoints, jsonEntity.Name)
             {
@@ -276,6 +281,38 @@ public class SearchdomainHelper(ILogger<SearchdomainHelper> logger, DatabaseHelp
         }
     }
 
+    public List<Datapoint> DatabaseInsertDatapointsWithEmbeddings(SQLHelper helper, Searchdomain searchdomain, List<(JSONDatapoint datapoint, string hash)> values, int id_entity)
+    {
+        List<Datapoint> result = [];
+        List<(string name, ProbMethodEnum probmethod_embedding, SimilarityMethodEnum similarityMethod, string hash)> toBeInsertedDatapoints = [];
+        List<(string hash, string model, byte[] embedding)> toBeInsertedEmbeddings = [];
+        foreach ((JSONDatapoint datapoint, string hash) value in values)
+        {
+            Datapoint datapoint = BuildDatapointFromJsonDatapoint(value.datapoint, id_entity, searchdomain, value.hash);
+            toBeInsertedDatapoints.Add(new()
+            {
+                name = datapoint.name,
+                probmethod_embedding = datapoint.probMethod.probMethodEnum,
+                similarityMethod = datapoint.similarityMethod.similarityMethodEnum,
+                hash = value.hash
+            });
+            foreach ((string, float[]) embedding in datapoint.embeddings)
+            {
+                toBeInsertedEmbeddings.Add(new()
+                {
+                    hash = value.hash,
+                    model = embedding.Item1,
+                    embedding = BytesFromFloatArray(embedding.Item2)
+                });
+            }
+            result.Add(datapoint);
+        }
+        
+        DatabaseHelper.DatabaseInsertDatapoints(helper, toBeInsertedDatapoints, id_entity);
+        DatabaseHelper.DatabaseInsertEmbeddingBulk(helper, toBeInsertedEmbeddings);
+        return result;
+    }
+
     public Datapoint DatabaseInsertDatapointWithEmbeddings(SQLHelper helper, Searchdomain searchdomain, JSONDatapoint jsonDatapoint, int id_entity, string? hash = null)
     {
         if (jsonDatapoint.Text is null)