About int

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JDO Doc
3

printStackTrace()

[] args) { crunch(null); } static void crunch(int[] a) { mash(a); } static void mash(int[] b) { System.out.println(b[0]); } } The backtrace
JDO Doc
3

printStackTrace()

[] args) { crunch(null); } static void crunch(int[] a) { mash(a); } static void mash(int[] b) { System.out.println(b[0]); } } The backtrace
JDO Doc
3

printStackTrace()

[] args) { crunch(null); } static void crunch(int[] a) { mash(a); } static void mash(int[] b) { System.out.println(b[0]); } } The backtrace
Result
3

printStackTrace()

[] args) { crunch(null); } static void crunch(int[] a) { mash(a); } static void mash(int[] b) { System.out.println(b[0]); } } The backtrace
JDO Doc
3

providedIntField(pc, field, currentValue)

Method javax.jdo.spi.StateManager void providedIntField(   PersistenceCapable pc,   int field,   int currentValue ) The value of the field requested to be provided to the StateManager. Parameters: pc - the calling PersistenceCapable instance field - the field number currentValue - the current value of the field Since: JDO 1.0
JDO Doc
3

replacingIntField(pc, field)

Method javax.jdo.spi.StateManager int replacingIntField(   PersistenceCapable pc,   int field ) The replacement value of the field in the calling instance. Parameters: pc - the calling PersistenceCapable instance field - the field number Returns: the new value for the field Since: JDO 1.0
JPA Doc
3

substring(x, from, len)

Method javax.persistence.criteria.CriteriaBuilder Expression substring(   Expression x,   int from,   int len ) Create an expression for substring extraction. Extracts a substring of given length starting at the specified position. First position is 1. Parameters: x - string
Forum
3

Database size is much larger than expected (x2)

>) ::=String ::=char ::=int ::=byte[] ::=@ID So simple a class ... .createEntityManager();         for (int i = 0; i < 1000; i++) {             em.getTransaction().begin ... { public static int read(int iNumber){   int i = 0;   int iSpan = 0xFF;   Random rd = new
Forum
3

find() cost unreasonable time!

    @GeneratedValue(strategy=GenerationType.IDENTITY) private int id; @ManyToOne @JoinColumn(name ... ("===========%n");   int iSum = 0;   for (int i=0;i<3*iBlock;i++){    long start ... )/1000f);    if (null==sons) continue;    int iCnt = sons.size();    System.out.printf("%d
Forum
3

openejb jpa jaas module

(); final int id = info.getId(); final TypedQuery namedQuery = entityManager ... ) { final int principalId = userPrincipal.getPrincipalId(); final ... ; @GeneratedValue(strategy = GenerationType.SEQUENCE , generator = "gen") @Id private int