8 | Database Management Settings results is very useful for recurring queries with identical arguments. As long as the relevant data |
8 | FROM clause (JPQL / Criteria API) a simpler long path expression (which is not an option for a collection). For example: SELECT c, c |
8 | Retrieving JPA Entity Objects of the current fetch policy, as long as the EntityManager is open. This also includes fields that reference |
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8 | Literals in JPQL and Criteria Queries. Following are examples of valid numeric literals in JPQL: int: 100, -127, 0, 07777 long: 100L, -127L, 0L |
8 | CRUD Database Operations with JPA when exactly one result value is expected (a single Long object in the query above). Let's |
1 | Step 4: Add a Servlet Class class GuestServlet extends HttpServlet { private static final long serialVersionUID = 1L |
1 | [ODB1] Chapter 5 - JDO Connections transactions may be a good choice when long running transactions are required. This would avoid the excessively long object locking periods that datastore transactions may cause. On short running |
1 | [ODB1] Chapter 4 - JDO Metadata, short, char, int, long, float or double) embedded wrapper (Boolean, Byte, Short, Character, Integer, Long, Float or Double) embedded java.lang.String embedded java.util.Date external (non embedded |
0 | [ODB1] Chapter 6 - Persistent Objects, and so on. Once assigned, the object ID cannot be modified or replaced. It represents the object as long as |
