Update description of 'max_temp_directory_size' (#13724)

Update description of configuration option
duckdb · Sep 12, 2024 · 1d7e05c · 1d7e05c
2 parents b383f36 + ba3808c
commit 1d7e05c
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/src/include/duckdb/main/settings.hpp b/src/include/duckdb/main/settings.hpp
@@ -596,7 +596,9 @@ struct StreamingBufferSize {
 struct MaximumTempDirectorySize {
 	static constexpr const char *Name = "max_temp_directory_size";
 	static constexpr const char *Description =
-	    "The maximum amount of data stored inside the 'temp_directory' (when set) (e.g. 1GB)";
+	    "The maximum amount of data stored inside the 'temp_directory' (when set). If the `temp_directory` is set to "
+	    "an existing directory, this option defaults to the available disk space on "
+	    "that drive. Otherwise, it defaults to 0 (implying that the temporary directory is not used).";
 	static constexpr const LogicalTypeId InputType = LogicalTypeId::VARCHAR;
 	static void SetGlobal(DatabaseInstance *db, DBConfig &config, const Value &parameter);
 	static void ResetGlobal(DatabaseInstance *db, DBConfig &config);