ObjectDB ObjectDB

Internal Website Search

51-60 of 121 resultsRefresh

Error using query with MAX() function

WHERE $1.addDate IS NOT NULL"> <symbolManager> <parameters /> <variables ... > </$1> </variables> </symbolManager> <queryCompData> <query exp ... plan="extract($1,type(Notes[all]))" eval="8.9268" var="1" prm="1" reg="1" variable="$1

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

> <parameters /> <variables> <$1 varId="0" type="com.ibm.check.cmvc2git ... ="0" /> </navigations> </$1> </variables> </symbolManager ... " prm="1" reg="1" variable="$1"> <btreePlan plan="type(Notes[all])" eval="3.4214

com.objectdb.o.TEX: Type ... is not found, for a class that's already been enhanced successfully.

Site a"> <symbolManager> <parameters /> <variables> <a varId="0" type="common.model.Site" subtypes="include" typeId="3" binding="null" nav="0"> <keys /> <navigations /> </a> </variables ... ="select(a)" var="a" directVar="a" ext="0"> <variable exp="a" type="common.model.Site" var="a" directVar

Concerning coding style of the example in the posting instructions

private instance variables are used and then accessed by external clients without accessors. One example is in: Does ObjectDB support lazy loading? which has initialisation of instance variables such as ... is represented by instance variables, which may correspond to Java- Beans properties. An instance variable

Pre-detach loading: retrieval by navigation not working in if statement

; } else { return null; } } But this works, storing the test in a temporary variable: test = lz.getPresent ... it has to be somehow stored in a variable that is eventually used OR just used for logging or output ... WITHOUT storing the test in a temporary variable: @Transient public Float getComputed() { Float

com.objectdb.o.NLV cannot be cast to com.objectdb.o.RSV

plan="extract($1,type(ChatHistoryItem[all]))" eval="6.7117" variable="$1"> <btreePlan plan="type(ChatHistoryItem[all])" eval="6.4106" variable="$1 ... "> <extractPlan plan="extract($2,bound($1.recipient))" eval="2.0" variable="$2


by a path with no variable (and maybe it is supported by Hibernate / HQL as an extension to JPQL ... Support The OutOfMemoryError may be related to this issue (result of using many variables in the query, since every JOIN, including JOIN FETCH defines a variable). Until this issue is solved, try using

Optimization of Map Queries

" variable for being used in the query.. I am creating the query using criteriabuilder, then I am converting ... introducing a variable using JOIN that is bound to the expression could help (at least the method ... them instead of the fully qualified names. support Support Hi, How would such a join variable look

Multiple MEMBER OF query

OF is implemented using JOIN with a new synthetic variable for iteration over the collection. In your query item.label appears twice, but the same synthetic variable for iterating over that collection is used for both occurrences, and that variable cannot match both sides of the AND with the same

Issue with DISTINCT Select

() of the CriteriaQuery doesn't contain any variable named $3!!! And even worse.. when debugging in eclipse which calls ... Alexander Adam $n variables are used for both: Explicit variables in criteria queries. Implicit variables that are generated as a result of path navigation (e.g. x.a.b). Only explicit variables are shown in

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.

Need Help?

  1. Search ObjectDB website
  2. Read the FAQ
  3. Follow the Tutorials
  4. View or post in the forum
  5. Search or file an issue
  6. Contact support