ObjectDB Database Search

( name = "objdbTest.Singleton.getItem", query = "SELECT o FROM Item o WHERE o.cachedKey = :cachedKey"), @NamedQuery( name = "objdbTest.Singleton.count", query = "SELECT COUNT(x) FROM Item x") }) public ... ( name = "objdbTest.Singleton.count", query = "SELECT COUNT(x) FROM objdbTest.Item x

I prefer to keep custom JPQL named queries in an external file, e.g. orm.xml, rather than in ... -type.2.4.a: Invalid content was found starting with element ' named - query '. One of '{"http://java ... }' is expected. Does ObjectDB support externalised named queries , if so what's the recommended way

JPA Annotation Attribute in jakarta.persistence.TableGenerator String name default "" (optional) A unique generator name that can be referenced by one or more classes to be the generator for id values. Defaults to the name of the entity when the annotation occurs on an entity class or primary key attribute. Since: JPA 1.0

JPA Annotation Attribute in jakarta.persistence.AssociationOverride String name default null (Required) The name of the relationship property whose mapping is being overridden if property-based access is being used, or the name of the relationship field if field-based access is used. Since: JPA 1.0

JPA Annotation Attribute in jakarta.persistence.CheckConstraint String name default "" (Optional) The name of the constraint. Defaults to a provider-generated name . Since: JPA 3.2

JPA Annotation Attribute in jakarta.persistence.JoinTable String name default "" (Optional) The name of the join table. Defaults to the concatenated names of the two associated primary entity tables, separated by an underscore. Since: JPA 1.0

JPA Annotation Attribute in jakarta.persistence.MapKeyJoinColumn String name default "" (Optional) The name of the foreign key column for the map key. The table in which it is found depends ... (only applies if a single join column is used.) The concatenation of the following: the name

JPA Annotation Attribute in jakarta.persistence.Table String name default "" (Optional) The name of the table. Defaults to the entity name . Since: JPA 1.0

JPA Annotation Attribute in jakarta.persistence.MapKey String name default "" (Optional) The name of the persistent field or property of the associated entity that is used as the map key. Default: If the name element is not specified, the primary key of the associated entity is used as the map key

JPA Annotation Attribute in jakarta.persistence.MapKeyColumn String name default "" (Optional) The name of the map key column. The table in which it is found depends upon the context. If the map key ... that is the value of the map. Defaults to the concatenation of the following: the name of the referencing

JPA Annotation Attribute in jakarta.persistence.SequenceGenerator String name default "" (Optional) A unique generator name that can be referenced by one or more classes to be the generator for primary key values. Defaults to the name of the entity when the annotation occurs on an entity class or primary key attribute. Since: JPA 1.0

JPA Method in jakarta.persistence.PersistenceConfiguration PersistenceConfiguration property (   String  name ,    Object value ) Set a property of this persistence unit. Parameters: name - the property name value - the property value Return: this configuration Since: JPA 3.2

JPA Constructor in jakarta.persistence.PersistenceConfiguration PersistenceConfiguration (   String  name ) Create a new empty configuration. An empty configuration does not typically hold enough information for successful invocation of () . Parameters: name - the name

JPA Method in jakarta.persistence.PersistenceConfiguration String name () The name of the persistence unit, which may be used by the persistence provider for logging and error reporting. Return: the name of the persistence unit. Since: JPA 3.2

JPA Annotation Attribute in jakarta.persistence.OrderColumn String name default "" (Optional) The name of the ordering column. Defaults to the concatenation of the name of the referencing property or field; " _ "; " ORDER ". Since: JPA 2.0

JPA Annotation Attribute in jakarta.persistence.Column String name default "" (Optional) The name of the column. Defaults to the property or field name . Since: JPA 1.0

JPA Annotation Attribute in jakarta.persistence.ForeignKey String name default "" (Optional) The name of the foreign key constraint. Defaults to a provider-generated name . Since: JPA 2.1

JPA Annotation Attribute in jakarta.persistence.AttributeOverride String name default null (Required) The name of the property whose mapping is being overridden if property-based access is being used, or the name of the field if field-based access is used. Since: JPA 1.0

JPA Annotation Attribute in jakarta.persistence.StoredProcedureParameter String name default "" The name of the parameter as defined by the stored procedure in the database. If a name is not specified, it is assumed that the stored procedure uses positional parameters. Since: JPA 2.1

JPA Annotation Attribute in jakarta.persistence.UniqueConstraint String name default "" (Optional) The name of the constraint. Defaults to a provider-generated name . Since: JPA 2.0

JPA Method in jakarta.persistence.criteria.CriteriaBuilder Expression function (   String  name ,    Class  type,     Expression ... args ) Create an expression for the execution of a database function. Parameters: name - function name type

JPA Annotation Attribute in jakarta.persistence.Index String name default "" (Optional) The name of the index. Defaults to a provider-generated name . Since: JPA 2.1

JPA Annotation Attribute in jakarta.persistence.PersistenceProperty String name default null The name of the property Since: JPA 1.0

JPA Annotation Attribute in jakarta.persistence.PersistenceUnit String name default "" (Optional) The name by which the entity manager factory is to be accessed in the environment referencing context; not needed when dependency injection is used. Since: JPA 1.0

JPA Annotation Attribute in jakarta.persistence.NamedSubgraph String name default null (Required) The name of the subgraph as referenced from a NamedAttributeNode element. Since: JPA 2.1

JPA Method in jakarta.persistence.PersistenceConfiguration PersistenceConfiguration mappingFile (   String  name ) Add the path of an XML mapping file loaded as a resource to the configuration. Parameters: name - the resource path of the mapping file Return: this configuration Since: JPA 3.2

JPA Annotation Attribute in jakarta.persistence.PersistenceContext String name default "" (Optional) The name by which the entity manager is to be accessed in the environment referencing context; not needed when dependency injection is used. Since: JPA 1.0

JPA Annotation Attribute in jakarta.persistence.SecondaryTable String name default null (Required) The name of the table. Since: JPA 1.0

JPA Annotation Attribute in jakarta.persistence.QueryHint String name default null Name of the hint. Since: JPA 1.0

JPA Annotation Attribute in jakarta.persistence.DiscriminatorColumn String name default "DTYPE" (Optional) The name of column to be used for the discriminator. Since: JPA 1.0

JPA Annotation Attribute in jakarta.persistence.FieldResult String name default null Name of the persistent field or property of the class. Since: JPA 1.0

JPA Method in jakarta.persistence.criteria.Selection Selection alias (   String  name ) Assigns an alias to the selection item. Once assigned, an alias cannot be changed or reassigned. Returns the same selection item. Parameters: name - alias Return: selection item Since: JPA 2.0

parameter of the given name . This method is not required to be supported for native queries ... - if the parameter of the specified name does not exist IllegalStateException - if invoked on a native query ... parameter of the given name and type. This method is required to be supported for criteria queries

of results Inherited from: Query Since: JPA 2.0 Parameter getParameter (String  name ) Get the parameter ... to be supported for native queries . Parameters: name - parameter name Return: parameter object Throws ... : Query Since: JPA 2.0 Parameter getParameter (String  name , Class  type) Get the parameter

Since: JPA 2.1 Query createNamedQuery (String  name ) Create an instance of Query for executing a named query written in the Jakarta Persistence query language or in native SQL. Parameters: name - the name of a query defined in metadata Return: the new query instance Throws: IllegalArgumentException

directory whose name is the name of the database file with the odr (ObjectDB Recording) suffix. By ... directory contains two types of files: Backup files - with names of the form .odb Recording files - with names of the form .odr A backup file is an ordinary ObjectDB database file that reflects the state

The sequence strategy consists of two parts - defining a named sequence and using the named sequence ... a sequence and accepts a name , an initial value (the default is 1) and an allocation size (the default ... to the previously defined named sequence: @Entity // Define a sequence - might also be in

JPA Method in jakarta.persistence. Query Query setLockMode (    LockModeType  lockMode ) Set the lock mode type to be used for the query execution. Parameters: lockMode - lock mode Return: the same query instance Throws: IllegalStateException - if the query is found not

, enter src/main/java as Folder Name and click Finish . Open the [New Java Class] dialog box, e.g. by ... ; New Class . Enter  guest as the package name - use  exactly that case sensitive package name . Enter  Guest as the class name - use  exactly that case sensitive class name . Click

) and selecting  New Class . Enter  guest as the package name - use  exactly that case sensitive package name . Enter  Guest as the class name - use  exactly that case sensitive class name . Click  Finish to create the new class. A new class that should represent Guest

Guest as the class name - use exactly that case sensitive class name . Enter guest as the package name - use exactly that case sensitive package name . Click Next to create the new entity class. In ... name ; private Date signingDate; // Constructors: public Guest() { } public Guest(String name

  Next ). Enter Guest as the class name - use exactly that case sensitive class name . Enter guest as the package name - use exactly that case sensitive package name . Click Next to create the new ... name ; private Date signingDate; // Constructors: public Guest() { } public Guest(String name

) and selecting New Class . Enter guest as the package name - use exactly that case sensitive package name . Enter Guest as the class name - use exactly that case sensitive class name . Click Finish ... String name ; private Date signingDate; // Constructors: public Guest() { } public Guest(String name

) and selecting New Java Class ... Enter Guest as the class name - use exactly that case sensitive class name . Enter guest as the package name - use exactly that case sensitive package name . Click Finish ... @GeneratedValue Long id; private String name ; private Date signingDate; // Constructors: public

) and selecting  New Class . The package name should be  guest . Enter  GuestController as the class name - use  exactly that case sensitive class name . Click  Finish to create ... name = request.getParameter(" name "); if ( name != null) guestDao.persist(new Guest( name

... Enter GuestServlet as the class name - use exactly that case sensitive class name . The Java package name should be guest. Click Finish to create the new servlet class. Now replace the content ... .http.HttpServletResponse; @WebServlet( name ="GuestServlet", urlPatterns={"/guest"}) public class

; New Other... Web Servlet and clicking  Next . The Java package name should be guest. Enter GuestServlet as the class name - use exactly that case sensitive class name . Click Finish to create ... .http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; @WebServlet( name

  New Other... Web Servlet and clicking  Next . The Java package name should be guest. Enter GuestServlet as the class name - use exactly that case sensitive class name . Click Finish ... a new guest (if any): String name = request.getParameter(" name "); if ( name != null) { em

New Java Class ... Enter GuestController as the class name - use exactly that case sensitive class name . The Package should be guest. Click Finish to create the new Spring Controller class. Now ... (HttpServletRequest request) { // Handle a new guest (if any): String name = request.getParameter(" name

... Enter GuestServlet as the class name - use exactly that case sensitive class name . The Java package name should be guest. Click Finish to create the new servlet class. Now replace the content ... = emf.createEntityManager(); try { // Handle a new guest (if any): String name = request