diff --git a/dbal/cpp/src/entities/package/batch_create_packages.hpp b/dbal/cpp/src/entities/package/batch_create_packages.hpp
new file mode 100644
index 000000000..dd74c751b
--- /dev/null
+++ b/dbal/cpp/src/entities/package/batch_create_packages.hpp
@@ -0,0 +1,46 @@
+/**
+ * @file batch_create_packages.hpp
+ * @brief Batch create packages operation
+ */
+
+#pragma once
+
+#include "dbal/types.hpp"
+#include "dbal/errors.hpp"
+#include "../store/in_memory_store.hpp"
+#include "create_package.hpp"
+#include "../validation/package_validation.hpp"
+
+namespace dbal {
+namespace entities {
+
+/**
+ * @brief Batch create multiple packages
+ */
+inline Result<int> batchCreatePackages(InMemoryStore& store, const std::vector<CreatePackageInput>& inputs) {
+    if (inputs.empty()) {
+        return Result<int>(0);
+    }
+
+    std::vector<std::string> created_ids;
+    for (const auto& input : inputs) {
+        auto result = createPackage(store, input);
+        if (result.isError()) {
+            // Rollback on error
+            for (const auto& id : created_ids) {
+                auto it = store.packages.find(id);
+                if (it != store.packages.end()) {
+                    store.package_keys.erase(validation::packageKey(it->second.name, it->second.version));
+                    store.packages.erase(it);
+                }
+            }
+            return result.error();
+        }
+        created_ids.push_back(result.value().id);
+    }
+
+    return Result<int>(static_cast<int>(created_ids.size()));
+}
+
+} // namespace entities
+} // namespace dbal
diff --git a/dbal/cpp/src/entities/package/batch_delete_packages.hpp b/dbal/cpp/src/entities/package/batch_delete_packages.hpp
new file mode 100644
index 000000000..b8c7f3ae3
--- /dev/null
+++ b/dbal/cpp/src/entities/package/batch_delete_packages.hpp
@@ -0,0 +1,37 @@
+/**
+ * @file batch_delete_packages.hpp
+ * @brief Batch delete packages operation
+ */
+
+#pragma once
+
+#include "dbal/types.hpp"
+#include "dbal/errors.hpp"
+#include "../store/in_memory_store.hpp"
+#include "delete_package.hpp"
+
+namespace dbal {
+namespace entities {
+
+/**
+ * @brief Batch delete multiple packages
+ */
+inline Result<int> batchDeletePackages(InMemoryStore& store, const std::vector<std::string>& ids) {
+    if (ids.empty()) {
+        return Result<int>(0);
+    }
+
+    int deleted = 0;
+    for (const auto& id : ids) {
+        auto result = deletePackage(store, id);
+        if (result.isError()) {
+            return result.error();
+        }
+        deleted++;
+    }
+
+    return Result<int>(deleted);
+}
+
+} // namespace entities
+} // namespace dbal
diff --git a/dbal/cpp/src/entities/package/batch_update_packages.hpp b/dbal/cpp/src/entities/package/batch_update_packages.hpp
new file mode 100644
index 000000000..e935dab71
--- /dev/null
+++ b/dbal/cpp/src/entities/package/batch_update_packages.hpp
@@ -0,0 +1,37 @@
+/**
+ * @file batch_update_packages.hpp
+ * @brief Batch update packages operation
+ */
+
+#pragma once
+
+#include "dbal/types.hpp"
+#include "dbal/errors.hpp"
+#include "../store/in_memory_store.hpp"
+#include "update_package.hpp"
+
+namespace dbal {
+namespace entities {
+
+/**
+ * @brief Batch update multiple packages
+ */
+inline Result<int> batchUpdatePackages(InMemoryStore& store, const std::vector<UpdatePackageBatchItem>& updates) {
+    if (updates.empty()) {
+        return Result<int>(0);
+    }
+
+    int updated = 0;
+    for (const auto& item : updates) {
+        auto result = updatePackage(store, item.id, item.data);
+        if (result.isError()) {
+            return result.error();
+        }
+        updated++;
+    }
+
+    return Result<int>(updated);
+}
+
+} // namespace entities
+} // namespace dbal
diff --git a/dbal/cpp/src/entities/package_ops.hpp b/dbal/cpp/src/entities/package_ops.hpp
new file mode 100644
index 000000000..6aeb731f3
--- /dev/null
+++ b/dbal/cpp/src/entities/package_ops.hpp
@@ -0,0 +1,15 @@
+/**
+ * @file package_operations.hpp
+ * @brief Package operations - wrapper including all micro-functions
+ */
+
+#pragma once
+
+#include "package/create_package.hpp"
+#include "package/get_package.hpp"
+#include "package/update_package.hpp"
+#include "package/delete_package.hpp"
+#include "package/list_packages.hpp"
+#include "package/batch_create_packages.hpp"
+#include "package/batch_update_packages.hpp"
+#include "package/batch_delete_packages.hpp"
diff --git a/dbal/ts/src/core/entities/package/update-package.ts b/dbal/ts/src/core/entities/package/update-package.ts
index 97c99cdce..29f94bfd8 100644
--- a/dbal/ts/src/core/entities/package/update-package.ts
+++ b/dbal/ts/src/core/entities/package/update-package.ts
@@ -2,45 +2,76 @@
  * @file update-package.ts
  * @description Update package operation
  */
-import type { Package, UpdatePackageInput, Result } from '../types';
-import type { InMemoryStore } from '../store/in-memory-store';
-import { validateVersion } from '../validation/package-validation';
+import type { Package, Result, UpdatePackageInput } from '../../types'
+import type { InMemoryStore } from '../../store/in-memory-store'
+import { validateId } from '../../validation/validate-id'
+import { validatePackageUpdate } from '../../validation/validate-package-update'
 
 /**
  * Update an existing package
  */
-export async function updatePackage(
+export const updatePackage = async (
   store: InMemoryStore,
   id: string,
   input: UpdatePackageInput
-): Promise<Result<Package>> {
-  if (!id) {
-    return { success: false, error: { code: 'VALIDATION_ERROR', message: 'ID required' } };
+): Promise<Result<Package>> => {
+  const idErrors = validateId(id)
+  if (idErrors.length > 0) {
+    return { success: false, error: { code: 'VALIDATION_ERROR', message: idErrors[0] } }
   }
 
-  const pkg = store.packages.get(id);
+  const pkg = store.packages.get(id)
   if (!pkg) {
-    return { success: false, error: { code: 'NOT_FOUND', message: `Package not found: ${id}` } };
+    return { success: false, error: { code: 'NOT_FOUND', message: `Package not found: ${id}` } }
   }
 
-  if (input.name !== undefined) {
-    if (!input.name || input.name.length > 100) {
-      return { success: false, error: { code: 'VALIDATION_ERROR', message: 'Invalid name' } };
+  const validationErrors = validatePackageUpdate(input)
+  if (validationErrors.length > 0) {
+    return { success: false, error: { code: 'VALIDATION_ERROR', message: validationErrors[0] } }
+  }
+
+  const nextName = input.name ?? pkg.name
+  const nextVersion = input.version ?? pkg.version
+  const currentKey = `${pkg.name}@${pkg.version}`
+  const nextKey = `${nextName}@${nextVersion}`
+
+  if (nextKey !== currentKey) {
+    const existingId = store.packageKeys.get(nextKey)
+    if (existingId && existingId !== id) {
+      return { success: false, error: { code: 'CONFLICT', message: 'Package name+version already exists' } }
     }
-    pkg.name = input.name;
+    store.packageKeys.delete(currentKey)
+    store.packageKeys.set(nextKey, id)
   }
 
-  if (input.version !== undefined) {
-    if (!validateVersion(input.version)) {
-      return { success: false, error: { code: 'VALIDATION_ERROR', message: 'Invalid version' } };
-    }
-    pkg.version = input.version;
+  pkg.name = nextName
+  pkg.version = nextVersion
+
+  if (input.description !== undefined) {
+    pkg.description = input.description
   }
 
-  if (input.description !== undefined) pkg.description = input.description;
-  if (input.metadata !== undefined) pkg.metadata = input.metadata;
-  if (input.isActive !== undefined) pkg.isActive = input.isActive;
+  if (input.author !== undefined) {
+    pkg.author = input.author
+  }
 
-  pkg.updatedAt = new Date();
-  return { success: true, data: pkg };
+  if (input.manifest !== undefined) {
+    pkg.manifest = input.manifest
+  }
+
+  if (input.isInstalled !== undefined) {
+    pkg.isInstalled = input.isInstalled
+  }
+
+  if (input.installedAt !== undefined) {
+    pkg.installedAt = input.installedAt
+  }
+
+  if (input.installedBy !== undefined) {
+    pkg.installedBy = input.installedBy
+  }
+
+  pkg.updatedAt = new Date()
+
+  return { success: true, data: pkg }
 }