Save point only if there are new entities

Line insert is only a single operation with no new entities.

1 files changed, 6 insertions, 3 deletions

diff --git a/src/ingestor.cpp b/src/ingestor.cpp
index 04dd378..33af8cf 100644
--- a/src/ingestor.cpp
+++ b/src/ingestor.cpp
@@ -299,9 +299,12 @@ namespace WebStat {
 				auto valuesEntities = entities(values);
 				fillKnownEntities(valuesEntities);
 				try {
-					DB::TransactionScope dbtx {*dbconn};
-					storeNewEntities(dbconn, valuesEntities);
-					existingEntities.insert_range(valuesEntities | entityIds);
+					std::optional<DB::TransactionScope> lineTx;
+					if (!std::ranges::all_of(valuesEntities, &std::optional<EntityId>::has_value, &Entity::id)) {
+						lineTx.emplace(*dbconn);
+						storeNewEntities(dbconn, valuesEntities);
+						existingEntities.insert_range(valuesEntities | entityIds);
+					}
 					storeLogLine(dbconn, values);
 				}
 				catch (const DB::Error & originalError) {