arangodb · knakatasf · Jun 17, 2025 · Jun 17, 2025 · Jun 17, 2025 · Jun 19, 2025
diff --git a/CHANGELOG b/CHANGELOG
@@ -1,5 +1,9 @@
 devel
 -----
+* Add new API GET /_api/schema to show the sampled schemas of graphs, views, collections along with
-* Add new API GET /_api/schema to show graphs, views, collections along with
+* Add new API GET /_api/schema to show the sampled schema of graphs, views, collections along with
-* Add new API GET /_api/schema to show graphs, views, collections along with
+* Add new API GET /_api/schema to show the sampled schema of graphs, views, collections along with
+  /_api/schema/graph/<graph-name>: Provides the sampled schemas of graph and connected collections
+  /_api/schema/view/<view-name>: Displays the sample schemas of view and linked collections
+  /_api/schema/collection/<collection-name>: Gives the sampled schemas of collection and schemas.
 
 * Move crash handling to a separate thread, this is cleaner and does not
   violate rules for signal and termination handlers.

diff --git a/README b/README
@@ -46,10 +46,10 @@ flexible, extensible, and easily imported from your existing document database.
 **ArangoSearch** - Natively integrated cross-platform indexing, text-search and
 ranking engine for information retrieval, optimized for speed and memory.
 
-ArangoDB is available in a free and open-source **Community Edition**, as well
-as a commercial **Enterprise Edition** with additional features.
+ArangoDB is available in a free and fully featured **Community Edition** as well
+as an **Enterprise Edition** for commercial use and without a dataset size limit.
 
-### Community Edition features
+### Core Features
 
 - **Horizontal scalability**: Seamlessly shard your data across multiple machines.
 - **High availability** and **resilience**: Replicate data to multiple cluster
@@ -71,12 +71,11 @@ as a commercial **Enterprise Edition** with additional features.
 - Easy to use **web interface** and **command-line tools** for interaction
   with the server.
 
-### Enterprise Edition features
+### Scalability Features
 
 Focus on solving enterprise-scale problems for mission critical workloads using
-secure graph data. The Enterprise Edition has all the features of the
-Community Edition and offers additional features for performance, compliance,
-and security, as well as further query capabilities.
+secure graph data. ArangoDB offers special features for performance, compliance,
+and security, as well as advanced query capabilities.
 
 - Smartly shard and replicate graphs and datasets with features like
   **EnterpriseGraphs**, **SmartGraphs**, and **SmartJoins** for lightning fast

diff --git a/arangod/GeneralServer/GeneralServerFeature.cpp b/arangod/GeneralServer/GeneralServerFeature.cpp
@@ -99,6 +99,7 @@
 #include "RestHandler/RestQueryCacheHandler.h"
 #include "RestHandler/RestQueryPlanCacheHandler.h"
 #include "RestHandler/RestQueryHandler.h"
+#include "RestHandler/RestSchemaHandler.h"
 #include "RestHandler/RestShutdownHandler.h"
 #include "RestHandler/RestSimpleHandler.h"
 #include "RestHandler/RestSimpleQueryHandler.h"
@@ -713,6 +714,9 @@ void GeneralServerFeature::defineRemainingHandlers(
   f.addPrefixHandler(RestVocbaseBaseHandler::VIEW_PATH,
                      RestHandlerCreator<RestViewHandler>::createNoData);
 
+  f.addPrefixHandler(RestVocbaseBaseHandler::SCHEMA_PATH,
+                     RestHandlerCreator<RestSchemaHandler>::createNoData);
+
   if (::arangodb::replication2::EnableReplication2 && cluster.isEnabled()) {
     f.addPrefixHandler(std::string{StaticStrings::ApiLogExternal},
                        RestHandlerCreator<RestLogHandler>::createNoData);

diff --git a/arangod/Graph/GraphManager.cpp b/arangod/Graph/GraphManager.cpp
@@ -349,6 +349,39 @@ ResultT<std::unique_ptr<Graph>> GraphManager::lookupGraphByName(
   return {Graph::fromPersistence(_vocbase, result.slice())};
 }
 
+ResultT<std::vector<std::unique_ptr<Graph>>> GraphManager::lookupAllGraphs()
+    const {
+  VPackBuilder graphsBuilder;
+  Result res = readGraphs(graphsBuilder);
+  if (res.fail()) {
+    std::stringstream ss;
+    ss << "while looking up all graphs: " << res.errorMessage();
+    res.reset(res.errorNumber(), ss.str());
+    return {res};
+  }
+
+  VPackSlice graphs = graphsBuilder.slice();
+  if (!graphs.isObject() || !graphs.hasKey("graphs") ||
+      !graphs.get("graphs").isArray()) {
+    TRI_ASSERT(graphs.isObject() && graphs.hasKey("graphs") && graphs.get("graphs").isArray());
+    return Result{TRI_ERROR_GRAPH_INTERNAL_DATA_CORRUPT,
+                  "readGraphs() returned malformed data"};
+  }
+
+  std::vector<std::unique_ptr<Graph>> out;
+  out.reserve(graphs.get("graphs").length());
+  for (auto g : VPackArrayIterator(graphs.get("graphs"))) {
+    auto gPtr = Graph::fromPersistence(_vocbase, g);
+    if (!gPtr) {
+      TRI_ASSERT(gPtr);
+      return Result{TRI_ERROR_INTERNAL,
+                    "Graph::fromPersistence failed for one of the graphs"};
+    }
+    out.emplace_back(std::move(gPtr));
+  }
+  return out;
+}
+
 OperationResult GraphManager::createGraph(VPackSlice document,
                                           bool waitForSync) const {
   OperationOptions options(ExecContext::current());

diff --git a/arangod/Graph/GraphManager.h b/arangod/Graph/GraphManager.h
@@ -78,6 +78,11 @@ class GraphManager {
   ResultT<std::unique_ptr<Graph>> lookupGraphByName(
       std::string const& name) const;
 
+  ////////////////////////////////////////////////////////////////////////////////
+  /// @brief lookup all graphs
+  ////////////////////////////////////////////////////////////////////////////////
+  ResultT<std::vector<std::unique_ptr<Graph>>> lookupAllGraphs() const;
+
   ////////////////////////////////////////////////////////////////////////////////
   /// @brief create a graph
   ////////////////////////////////////////////////////////////////////////////////