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JPA 2.0 Criteria API: (When) Fully supported ?

implementations is how data is fetched: the JPA 1.0 implementation creates a JPQL query string ... supported in either string based JPQL or criteria queries. support Support

JPA does not seem to be db agnostic

)); return em.createQuery(query).getSingleResult(); } kasavbere kasav A valid JPQL query ... the standard JPQL by supporting queries with no SELECT. support Support

Examples of queries

> jpql/select#multiple_select_expressions">Multiple SELECT Expressions jpql/select#result_classes_constructor_expressions">Result

String Contains Query Result - Possible?

> Is there a more optimal way to do this? DragonRulerX Jared Hinze You can use JPQL jpql/string#locate_-_locating_substrings">Locate: SELECT FROM

String representation of a query

Hi, Is it possible to get a JPQL string having a Query object instance? JpaQuery class doesn't have any method like "getQueryString" or "getDatabaseQuery", maybe it's going ... would like to measure time of query execution and log that information with JPQL string

How to delete a specific column data form a entity.

it. Thank You Manoj Manoj Kumar Maharana jpql/delete ... ="/java/jpa/query/jpql/update">UPDATE query instead and set the field (column) to

order by string with numbers

> ORDER BY CAST(SUBSTR(username FROM 4) AS UNSIGNED) ASC Using JPQL SELECT ... > is supported by ObjectDB in JPQL string queries. You may try using Integer.parseInt

Query fails with numerical values > 2^31

this in the online help (e.g. jpql/delete#selective_deletion">https://www.objectdb.com/java/jpa/query/jpql/delete#Selective_Deletion_) ? Thanks for your quick

native sql queries

and JPQL are very similar it could be possible in future releases to support "native SQL". But JPQL

JPA Query Criteria API (JPA 2.0)

The JPA Criteria API supports dynamic definition of JPQL queries using CriteriaBuilder as a factory. ObjectDB supports dynamic definition of JPQL queries as strings.Support