Mon, 20 Feb 2023 11:34:31 +0100 wenzelm more elementary data structures, to fit better to SQL database;
Mon, 20 Feb 2023 10:51:16 +0100 wenzelm clarified signature (see also 68a7ad1385bc);
Mon, 20 Feb 2023 10:42:07 +0100 wenzelm clarified signature;
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