By default, when reading the null value from the database it gets replaced by 0. This is due to the implementation of ResultSet.get() implementation. If the allow.null.values ="true" provided in @store annotation, this will override and returns null values as it is.
Purpose
By default, when reading the null value from the database it gets replaced by 0. This is due to the implementation of ResultSet.get() implementation. If the
allow.null.values ="true"provided in @store annotation, this will override and returns null values as it is.Security checks