reduce non-essential

Author: qsliu2017

src/pgduckdb_duckdb.cpp

@@ -95,6 +95,9 @@ void
 DuckDBManager::Initialize() {
 	elog(DEBUG2, "(PGDuckDB/DuckDBManager) Creating DuckDB instance");
 
+	// Block signals before initializing DuckDB to ensure signal is handled by the Postgres main thread only
+	pgduckdb::ThreadSignalBlockGuard guard;
+
 	// Make sure directories provided in config exists
 	std::filesystem::create_directories(duckdb_temp_directory);
 	std::filesystem::create_directories(duckdb_extension_directory);