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the following arithmetic operators: Two unary operators: + (plus) and - ( minus ). Four binary operators ... the unary minus ( - ) operator and the ABS and SQRT functions requires one operand

    Hello , i'm developing EJB Application. I was in dilemma using OpenEJB and Glassfish. They all support JDBC Realm but i want to use only ObjectDB solution. So , there is no JPA Realm for any application server.Thats big minus for objectdb.   I will try to integrate for glassfish