JSONをmySqlに文字列として保存しようとしています。私は、エラーの下に取得しています： Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: You have an error in your SQL syntax; check the manual that corresponds to your MyS
MySQLサーバをしようとすると、この下の例外に com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed.
at sun.reflect.NativeConstructorAccessorImpl.newInst
//creating a resultset + connecting with the connection method and typing in query
ResultSet rowCount = MainApp.dataBaseSelect("SELECT COUNT(isFoundStatus) FROM damageclaim");
//creating int variab
String sql = "SELECT 1 AS T Union SELECT 2 AS T Union SELECT 3 AS T \n";
sql += "Union SELECT 4 AS T Union SELECT 5 AS T Union SELECT 6 AS T\n";
sql += "Union SELECT 4 AS T Union SELECT 5 AS T Union