Add chdb_set_named_collections

This allows to create named collections that are kept only in memory for the duration of the session
Dennitz · Sep 10, 2023 · ad5afb3 · ad5afb3
1 parent 28886a2
commit ad5afb3
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Showing 3 changed files with 15 additions and 0 deletions.
diff --git a/programs/local/LocalServer.cpp b/programs/local/LocalServer.cpp
@@ -985,6 +985,13 @@ void LocalServer::free_result(chdb_local_result * result)
 
     delete result;
 }
+
+void LocalServer::set_named_collections(char * named_collection_config_xml)
+{
+    ConfigurationPtr named_collection_config = getConfigurationFromXMLString(named_collection_config_xml);
+    NamedCollectionUtils::reloadFromConfig(*named_collection_config);
+}
+
 }
 
 #pragma GCC diagnostic ignored "-Wunused-function"
@@ -1138,6 +1145,12 @@ chdb_local_result * chdb_query(ChdbLocalServerPtr obj, char * query, char * form
     }
 }
 
+void chdb_set_named_collections(ChdbLocalServerPtr obj, char * named_collection_config_xml)
+{
+    DB::LocalServer* app = static_cast<DB::LocalServer*>(obj);
+    app->set_named_collections(named_collection_config_xml);
+}
+
 // todo fix the memory leak and unnecessary copy
 chdb_local_result * query_stable(int argc, char ** argv)
 {

diff --git a/programs/local/LocalServer.h b/programs/local/LocalServer.h
@@ -40,6 +40,7 @@ class LocalServer : public ClientBase, public Loggers
         ClientBase::uninitialize();
     }
 
+    void set_named_collections(char * named_collection_config_xml);
 protected:
     void connect() override;
 

diff --git a/programs/local/chdb.h b/programs/local/chdb.h
@@ -21,4 +21,5 @@ chdb_init_result * chdb_connect(int argc, char ** argv);
 void chdb_disconnect(ChdbLocalServerPtr obj);
 chdb_local_result * chdb_query(ChdbLocalServerPtr obj, char * query, char * format);
 void chdb_free_result(ChdbLocalServerPtr obj, chdb_local_result * result);
+void chdb_set_named_collections(ChdbLocalServerPtr obj, char * named_collection_config_xml);
 }