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em.flush(); em.clear(); loosing data and not persisting managed objects

should fix it. As a side note - ObjectDB doesn't limit the length of primary keys, but large strings as demonstrated by this test should be avoided, if possible, because a primary key whose length

Query in JPA2 with LEFT JOIN on INNER JOIN

<Action> root = cq.from(Action.class); Selection[] selections = new Selection[profiles.length+1 ... i = 0; i < profiles.length; i++) { Join <Action,ActionProfile> actionJoinActionProfile = root

ODB IndexActivation NullPointerException

< threadArray.length; i++) {     if (threadArray[i].getName().equals(indexActivationThreadName ... :33 | changed: Peter Gegner, Anschrift: Gegnerweg 1, 10119 Berlin pos = 3987456 length = 2048 12

Error using query with MAX() function

strings in any length that is supported by Java (i.e. up to 2GB). Your test case demonstrates

Bug: ClassCastException by retrieval

) {   this.sData = sData;   char[] ca = sData.toCharArray();   int iLen = ca.length;   Character[] la

Problem of query With an aggregate function

) { for (int i = 0; i < bigDecimals.length; i++) { listSommeLong.add(bigDecimals[i

NullPointerException using with "refresh" method

with zero length files using atomic moves, and after a power loss. Maybe you should also check ... : - https://thunk.org/tytso/blog/2009/03/12/delayed-allocation-and-the-zero-length-file-problem/ - https

Page cache File handling produced an java.io.IOException: Negative seek offset

we get following exception when we execute a find() in a scenario, we can not readjust with an example. Before the exception throws we get two outputs on std error: pos = -8192 length = 8192 ... : (Now there are other line Numbers in PAG.java) pos = -8192 length = 8192 [ObjectDB 2.6.7

Unexpected Exception (Error 990) with ArrayIndexOutOfBoundsException

.ArrayIndexOutOfBoundsException: Index 5 out of bounds for length 0 java.lang.ArrayIndexOutOfBoundsException: Index 5 out of bounds for length 0 at com.objectdb.o.UTY.L(UTY.java:1440) at com.objectdb.o.ENH

Once served to JSF page via @EJB query bean, many list fields are null (but same query ok after fresh persist in @PostConstruct)

(length)], [class=IntegerQuantity][project=TEST: project 1][id=47][name=deep integer quantity ... : project 1][id=46][name=deep float quantity (length)]) INFO: ConfigBean []: testQuery: element.ownedElement

Getting Started

ObjectDB is very easy to use. Follow the Getting Started Tutorial and the Quick Tour manual chapter and in minutes you may be able to write and run first Java programs against ObjectDB.

Prior knowledge or experience in database programming (SQL, JDBC, ORM, JPA, etc.) is not required, but some background in using the Java language is essential.

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