||A Java enum that is stored in database using 1 as first value,
and 0 as no value.
||In java a java.util.Date and in database 3 columns of
||In java an Enum and in database a letter corresponding
to the position in the string that it's in property 'letters'.
||In java an Enum and in database a String corresponding
to the position in the string that it's in property 'strings'.
||Allows to remove null for strings on save and on load from database.
||Stores a boolean value as 'S' or 'N' in database.
||Supports Blob (and also other types for byte ) in as column type in DB.