In the multi-threaded mode, updating the column selectivity ("analyze") in the…

In the multi-threaded mode, updating the column selectivity ("analyze") in the background sometimes did not work.

h2/src/main/org/h2/result/ResultTempTable.java

@@ -228,8 +228,8 @@ public class ResultTempTable implements ResultExternal {
                 // the transaction must be committed immediately
                 // TODO this synchronization cascade is very ugly
                 synchronized (session) {
-                    synchronized (database) {
                     synchronized (sysSession) {
+                        synchronized (database) {
                             sysSession.commit(false);
                         }
                     }