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JPA Doc
1

substring(x, from)

Method javax.persistence.criteria.CriteriaBuilder Expression substring(   Expression x,   int from ) Create an expression for substring extraction. Extracts a substring starting ... expression from - start position Returns: expression corresponding to substring extraction Since: JPA 2.0
JPA Doc
1

substring(x, from)

a substring starting at the specified position through to end of the string. First position is 1. Parameters: x - string expression from - start position expression Returns: expression corresponding to substring extraction Since: JPA 2.0
JPA Doc
1

substring(x, from, len)

a substring of given length starting at the specified position. First position is 1. Parameters: x - string expression from - start position expression len - length expression Returns: expression corresponding to substring extraction Since: JPA 2.0
JPA Doc
1

substring(x, from, len)

of given length starting at the specified position. First position is 1. Parameters: x - string expression from - start position len - length Returns: expression corresponding to substring extraction Since: JPA 2.0
JPA Doc
1

substring(x, from, len)

extraction. Extracts a substring of given length starting at the specified position. First position is 1. Parameters: x - string expression from - start position expression len - length expression Returns
JDO Doc
1

javax.jdo.Query

must be declared in the candidate class or must be a navigation expression starting with a field in ... - 0-based inclusive start index toExcl - 0-based exclusive end index, or Long.MAX_VALUE for no limit
Forum
1

find() cost unreasonable time!

("===========%n");   int iSum = 0;   for (int i=0;i<3*iBlock;i++){    long start ... ", (System.currentTimeMillis()-start)/1000f);    if (null== o){     System.out.printf("%s is not Nodes %n", o);     continue;    }    em.refresh(o);    start = System.currentTimeMillis();    List
Forum
1

query on calendar class

;     private String A;     @Temporal(TemporalType.TIMESTAMP) private Calendar start; I tested: Query query=em.createQuery("SELECT c FROM Cdr c where c.start.DAY_OF_WEEK = ?1",Cdr.class); query.setParameter ... on that same class but results should be objects where c.start > {t '23:00:00'} I tested: Query query=em
Forum
0

Problem to use find method on an abstract Class: AbstractMethodError is thrown

" starting 08:17:22,209 INFO [org.xnio] XNIO Version 3.0.3.GA 08:17:22,209 INFO [org.jboss.as.server ... .jboss.as.connector] (MSC service thread 1-13) JBAS010408: Starting JCA Subsystem (JBoss IronJacamar 1.0.9.Final) 08:17:22,316 INFO [org.jboss.as.naming] (MSC service thread 1-9) JBAS011802: Starting
Forum
0

Schema Evolution Question

the following steps: Stop old client application. Stop ObjectDB. Start ObjectDB. Start NEW client application. Or, is it necessary to do the following: Stop old client application. Start NEW client application (errors will occur due to "Field xxxx not found in type yyyy") Stop ObjectDB Start ObjectDB