H2 不支持 REPEATABLE_READ

war/h2/src/main/resources/local.properties

@@ -18,7 +18,7 @@
 # Description: B3log Solo local environment configurations. Configures this file 
 #              if B3log Solo runs on a standard Servlet container or Baidu App Engine, 
 #              it is unnecessary to care this file if B3log Solo runs on Google App Engine.
-# Version: 1.0.2.4, Apr 1, 2013
+# Version: 1.0.2.5, Feb 17, 2014
 # Author: Liang Ding
 #
 
@@ -39,7 +39,7 @@ jdbc.minConnCnt=5
 jdbc.maxConnCnt=15
 
 # Be care to change the transaction isolation 
-jdbc.transactionIsolation=REPEATABLE_READ
+jdbc.transactionIsolation=READ_COMMITTED
 
 # The specific table name prefix
 jdbc.tablePrefix=b3_solo