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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i from User i where i.status = :status and (UPPER(i.email) like :value) Now we assume ... the example user. The like statment operates like "test%" EclispeLink/OpenJPA/HibernateJPA handles the like stament like an exact search '='. This JPA impls returns an empty list. This behaviour isn't a problem
Hi, AFter the upgrade from 2.2.8_02 (not sure if it was build 03/04 as I skipped 03) - my LIKE ... Company $1 WHERE ((($1.companyId LIKE :p1) AND ($1.conditionOne=true)) AND ((($1.conditionTwo=false ... that should fix it. support Support This release carries out the grouping and likes correctly. Thanks! Willks William
Hi!, Does anyone know how I can use this type of Query with Like and that does not give an error when you search in an Integer type field? I have been forced to change the "CodigoTienda" record in ... Interesting question. LIKE is a query operator for strings not for numbers, and apparently JPA does not
When using a like query that has both _ and % in it, ObjectDB seems to fail. Here is a unit test to demonstrate: import org.junit.*; import javax.persistence.*; import javax.persistence ... StringHolder holder WHERE holder.content LIKE :filter"; Query query = em.createQuery
Hi, I am evaluating ObjectDB because its JPA/JDO features, I am wondering is there a similar feature like Oracle Database Change Notification( http://docs.oracle.com/cd/B19306_01/appdev.102/b14251/adfns_dcn.htm ), with which multiple application servers can get notified when something changed in
Can you implement fastest Native JPA for MySQL by ClusterJ like?
to persistent string fields. as results of predefined JPQL string manipulation functions. LIKE - String Pattern Matching with Wildcards The [NOT] LIKE operator checks if a specified string matches ... literal). For example: c.name LIKE '_r%' is TRUE for 'Brazil' and FALSE for 'Denmark' c.name LIKE
DataNucleus could start using ObjectDB immediately. SQL-like (but object based) query language - familiar ... languages - JPQL and JDOQL. Query Languages JPQL - Java Persistence (JPA) Query Language - SQL like syntax. JDOQL - Java Data Objects (JDO) Query Language - Java/SQL like syntax. Query Definition and API
that represent database objects (like list in this example) are called persistent objects. An object ... . Lines 36-38 On transaction commit (line 37), new persistent objects (like a new ArrayList that becomes persistent in line 25), and modified persistent objects (like a retrieved ArrayList
. When a more selective retrieval is needed, JDOQL (JDO Query Language) is used. JDOQL for JDO is like SQL ... a persistent class) A filter, which is a boolean expression in a Java like syntax The query result ... .Collection instance and managed like any ordinary Java collection. For example, the number of retrieved