ObjectDB Database Search

How to delete a specific column data form a entity.

big (import lot of data from other source). I didn't catch the size of record log file. For now I ... ; lwalkowski Lukasz Walkowski Some new data . After 5 hours of running database memory usage is quite high ... and works fine. When you want to unfold object and check all the data , there is an exception: Exception in

; Here is my scenario (Groovy 1.8 and Eclipse 3.6) used. I have a com.epimss.lab. data .toxicology.TherapeauticDrugScreenRqst. Nested in this class are the following two classes: com.epimss.lab. data .misc.OtherRqst and com.epimss.lab. data .misc.RequestDateAndNumber. In my Eclipse wizard performFinish() method I persist

would be for API and BI, one would need to read data from the xyz.odb and the other one would be for exposing the DB data via web services. Do all these apps need to have the same DB schema. The BIRT ... would like to use our APP but he asks how the data from the DB can be used to fill its DWH

was attempted. Java Data Objects (JDO) was inspired and supported primarily by the object-oriented ... the status of being an extension of the JDK, but never became an integrated part of the enterprise Java ... is more popular than JDO and it is has some important advantages such as better integration in Java EE

of AI and spatial data analysis, exploring how ObjectDB might integrate geospatial queries and data ... Do you have any plan to integrate GIS to objectdb like PostgreSQL's PostGIS. Its not hard to implement with AI in these days... Like searching Point , Polygon , geojson etc...  kadirbasol Kadir

outage). We are using following configuration: Is there any possibility of data loss when power ... affected? Thanks Marta Maruta M Sedlakova The main purpose of the recovery is to preserve the integrity ... the ObjectDB Doctor. Regarding data lose, recovery returns your database to the most recent stable state

data is divided between nodes. All the servers handle WRITE requests and READ requests of data that they manage. This is usually slower but it provides better scalability when the data is too large ... of the master node, right? It is better to handle scalable data for ObjectDB clustering. BTW

which processes the stock data of an exchange market. The program creates one processor bean ... of stock and updates, I need to use many threads to process this data which may be more that 10 threads ... updates to the processor bean (such as price data ). The rest of updates are written in ObjectDB by

hi, i'm still testing objectdb together with spring- data -jpa. i made a test which should simulate ... file: 5/4/11 10:46:52 AM IDT: Missing artifact org.springframework.data:spring- data -jpa:jar:1.0.0.M2 ... have checked the zip content again and the test resource file spring- data -jpa-lazy-loading/src/test

. in your persistance.xml use placeholders for the data you want. In this example I have the place ... with ObjectDB but also using PostgreSQL warehousing bulk data that is perceived to be seldomly used ... environment in Glassfish 3.1 - the environment already is set up with the Postgres jta- data -source

in the monitoring data for the master instance. We do collect quite a lot of monitoring data ... . The only reason for running the slave instance is to have a live copy of the data with assured data integrity .   Secondly, after the slave went down we tried to restart it, but got an error similar

and unattended restarts?  Is database integrity maintained during such events?  I have seen ... to protect your data . Finally, if everything goes wrong you can use the Doctor to fix the database. In general the risk of losing data is very small.       support Support Thank

. integration .util.WeakUtil$WeakClassBytecodeProcessorAdapter.process(SourceFile:287) at com.zeroturnaround ... .EjbDeployer.load(EjbDeployer.java:99) at org.glassfish.internal. data .ModuleInfo.load(ModuleInfo.java:206) at org.glassfish.internal. data .ApplicationInfo.load(ApplicationInfo.java:313) at com.sun.enterprise.v3

instance(s). The clients do not need to share any data , so each could have its own ObjectDB. Clients ... if not for objectdb. Its a standard web app with an average amount of data being fetched per page view. I see two ways to integrate objectdb: first, since during 99% of the time

Hi, we are using ObjectDB 2.4.6_10 (embedded mode). The pre-registration of a data type (see below) fails because ODB can't create a new file in a non-existing folder hierarchy. The user ... it beforehand? This issue is affecting our integration tests against ODB and is pretty major for us. Thanks

, etc. (with code for running queries). I will do some checks to see if ObjectDB - Birt integration ... of a new ObjectDB data source. A detailed tutorial on using ObjectDB with Birt will be published very soon.   support Support

://i.imgur.com/G7UVu.png (old link) any ideas ? I installed m2eclipse plugin and Maven Integration ... somehow but sometimes on lists of my db objects I got 2 elements sometimes 7 elements and sometimes not full data

EmbeddedSystems The stack trace indicates an unexpected error while reading data from the database during a query execution. It is recommended to use the ObjectDB Doctor to check the integrity

Since: JPA 1.0 DataSource getJtaDataSource () Returns the JTA-enabled data source to be used by the persistence provider. The data source corresponds to the jta- data -source element in the persistence.xml file or is provided at deployment or by the container. Return: the JTA-enabled data source to be used

interacts with the second-level cache when data is read from the database and when data is written to the database. USE indicates that data may be written to the second-level cache. BYPASS indicates that data may not be written to the second-level cache. REFRESH indicates that data must be written

is not used when OrderColumn is specified. The order column must be of integral type

: info - metadata for use by the persistence provider map - a Map of integration -level properties

for use by the persistence provider map - a Map of integration -level properties for use by

Defines strategies for fetching data from the database. The EAGER strategy is a requirement on the persistence provider runtime that data must be eagerly fetched. The LAZY strategy is a hint to the persistence provider runtime that data should be fetched lazily when it is first accessed

() Returns the non-JTA-enabled data source to be used by the persistence provider for accessing data outside a JTA transaction. The data source corresponds to the named non-jta- data -source element in the persistence.xml file or provided at deployment or by the container. Return: the non-JTA-enabled data

which this data is written to a temporary file. Even without speed optimizations, but with priority ... situation. For this, we need more information: What is the total size of data in the transaction ... ; What is the total size of data in the transaction? The total size is principle unlimited.    

among transactions attempting to update the entity data . A lock with LockModeType.PESSIMISTIC_READ can be used to query data using repeatable-read semantics without the need to reread the data at the end of the transaction to obtain a lock, and without blocking other transactions reading the data . A lock

with the second-level cache when data is read from the database via the EntityManager.find methods and execution of queries. USE indicates that data may be read from the second-level cache. BYPASS indicates that data may not be read from the second-level cache. Enumerates legal values of the property

in the entity attribute into the data representation to be stored in the database. Parameters: attribute - the entity attribute value to be converted Return: the converted data to be stored in the database column Since: JPA 1.0 X convertToEntityAttribute (Y dbData) Converts the data stored in

the JTA-enabled data source to be used by the persistence provider. The data source corresponds to the jta- data -source element in the persistence.xml file or is provided at deployment or by the container. Return: the JTA-enabled data source to be used by the persistence provider Since: JPA 1.0

boolean contains (Class  cls, Object primaryKey) Whether the cache contains data ... whether the entity is in the cache Since: JPA 2.0 void evict (Class  cls) Remove the data ... Since: JPA 2.0 void evict (Class  cls, Object primaryKey) Remove the data for the given

I have marked this as CRITICAL because although there probably is no database integrity problem ... of office building data corresponding to ownedElements-owner.   webel Dr Darren Kelly Please read ... result I have to iterate over it and somehow reattach it to get the relationship data out ? Should I

have inserted. I'm currently evaluating your product. So i insert and delete a lot of data . I also tried ... reference integrity and it is the application responsibility to avoid deletion from the database

, and then re-import initial data from any configured SQL scripts for data loading. If a SQL

JPA Method in jakarta.persistence.SchemaManager void truncate () Truncate the database tables mapped by entities belonging to the persistence unit, and then re-import initial data from any configured SQL scripts for data loading. If a SQL operation fails, the behavior is undefined. A provider

JPA Method in jakarta.persistence.AttributeConverter X convertToEntityAttribute (   Y dbData ) Converts the data stored in the database column into the value to be stored in ... expected to do such type conversion. Parameters: dbData - the data from the database column

JPA Method in jakarta.persistence.AttributeConverter Y convertToDatabaseColumn (   X attribute ) Converts the value stored in the entity attribute into the data representation ... : the converted data to be stored in the database column Since: JPA 1.0

JPA Enum Constant in jakarta.persistence.CacheStoreMode USE Insert entity data into cache when read from database and insert/update entity data when written to the database: this is the default behavior. Does not force refresh of already cached items when reading from database. Since: JPA 2.0

obtained when insufficient data is available are undefined. Example: {@snippet : Query q = em

JPA Enum Constant in jakarta.persistence.CacheStoreMode REFRESH Insert/update entity data held in the cache when read from the database and when written to the database. Force refresh of cache for items read from database. Since: JPA 2.0

JPA Enum Constant in jakarta.persistence.SharedCacheMode ALL All entities and entity-related state and data are cached. Since: JPA 2.0

of () . Since: JPA 2.0 Enum Constants ALL All entities and entity-related state and data are cached

JPA Method in jakarta.persistence.PersistenceConfiguration PersistenceUnitTransactionType transactionType () The plain. If PersistenceUnitTransactionType.JTA , a JTA data source must be provided via () , or by the container. If PersistenceUnitTransactionType.RESOURCE_LOCAL , database connection

.JTA , a JTA data source must be provided via () , or by the container

JPA Annotation SecondaryTable Target: TYPE Implemented Interfaces: Annotation Specifies a secondary table for the annotated entity class. Specifying one or more secondary tables indicates that the data for the entity class is stored across multiple tables. If no SecondaryTable annotation

JPA Method in jakarta.persistence.Cache void evict (   Class  cls,    Object primaryKey ) Remove the data for the given entity from the cache. Parameters: cls - entity class primaryKey - primary key Since: JPA 2.0

JPA Method in jakarta.persistence.Cache boolean contains (   Class  cls,    Object primaryKey ) Whether the cache contains data for the given entity. Parameters: cls - entity class primaryKey - primary key Return: boolean indicating whether the entity is in the cache Since: JPA 2.0

JPA Method in jakarta.persistence.Cache void evict (   Class  cls ) Remove the data for entities of the specified class (and its subclasses) from the cache. Parameters: cls - entity class Since: JPA 2.0

JPA Enum Constant in jakarta.persistence.CacheRetrieveMode BYPASS Bypass the cache: get data directly from the database. Since: JPA 2.0