--- /dev/null
+-- @tag: chart_taxkey_id_from_taxkeys
+-- @description: chart.taxkey_id aus taxkeys aktualisieren
+-- @depends: release_2_6_2
+-- @charset: utf-8
+UPDATE chart
+SET taxkey_id = (
+ SELECT taxkey_id
+ FROM taxkeys
+ WHERE taxkeys.chart_id = chart.id
+ ORDER BY startdate DESC
+ LIMIT 1
+);