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JPA Method in javax.persistence.Query Query setParameter (    int  position,    Date value,     TemporalType  temporalType ) Bind an instance of java.util.Date to a positional parameter. Parameters: position - position value - parameter value

JPA Method in javax.persistence.Query Query setParameter (    int  position,    Calendar value,     TemporalType  temporalType ) Bind an instance of java.util.Calendar to a positional parameter. Parameters: position - position value - parameter

JPA Method in javax.persistence.Query Query setParameter (    int  position,    Object value ) Bind an argument value to a positional parameter. Parameters: position - position value - parameter value Return: the same query instance Throws: IllegalArgumentException

JPA Method in javax.persistence.Query Query setFirstResult (    int  startPosition ) Set the position of the first result to retrieve. Parameters: startPosition - position of the first result, numbered from 0 Return: the same query instance Throws: IllegalArgumentException - if the argument is negative Since: JPA 1.0

JPA Method in javax.persistence.Query int getMaxResults () The maximum number of results the query object was set to retrieve. Returns Integer.MAX_VALUE if setMaxResults was not applied to the query object. Return: maximum number of results Since: JPA 2.0

JPA Method in javax.persistence.Query Query setMaxResults (    int  maxResult ) Set the maximum number of results to retrieve. Parameters: maxResult - maximum number of results to retrieve Return: the same query instance Throws: IllegalArgumentException - if the argument is negative Since: JPA 1.0

JPA Method in javax.persistence.Query int executeUpdate () Execute an update or delete statement. Return: the number of entities updated or deleted Throws: IllegalStateException - if called for a Java Persistence query language SELECT statement or for a criteria query TransactionRequiredException

JPA Annotation Attribute in javax.persistence.MapKeyColumn int scale default 0 (Optional) The scale for a decimal (exact numeric) column. (Applies only if a decimal column is used.) Since: JPA 2.0

JPA Annotation Attribute in javax.persistence.MapKeyColumn int precision default 0 (Optional) The precision for a decimal (exact numeric) column. (Applies only if a decimal column is used.) Default: 0. (The value must be set by the developer.) Since: JPA 2.0

JPA Annotation Attribute in javax.persistence.MapKeyColumn int length default 255 (Optional) The column length. (Applies only if a string-valued column is used.) Since: JPA 2.0

JPA Method in javax.persistence.Query int getFirstResult () The position of the first result the query object was set to retrieve. Returns 0 if setFirstResult was not applied to the query object. Return: position of the first result Since: JPA 2.0 The Running JPA Queries article explains how to use getFirstResult .

JPA Method in javax.persistence.StoredProcedureQuery int getUpdateCount () Return the update count or -1 if there is no pending result or if the next result is not an update count. Return: update count or -1 if there is no pending result or if the next result is not an update count Throws

JPA Method in javax.persistence.TypedQuery TypedQuery setFirstResult (    int  startPosition ) Set the position of the first result to retrieve. Parameters: startPosition - position of the first result, numbered from 0 Return: the same query instance Throws: IllegalArgumentException - if the argument is negative Since: JPA 2.0

JPA Method in javax.persistence.TypedQuery TypedQuery setMaxResults (    int  maxResult ) Set the maximum number of results to retrieve. Parameters: maxResult - maximum number of results to retrieve Return: the same query instance Throws: IllegalArgumentException - if the argument is negative Since: JPA 2.0

JPA Annotation Attribute in javax.persistence.SequenceGenerator int allocationSize default 50 (Optional) The amount to increment by when allocating sequence numbers from the sequence. Since: JPA 1.0

JPA Annotation Attribute in javax.persistence.SequenceGenerator int initialValue default 1 (Optional) The value from which the sequence object is to start generating. Since: JPA 1.0

JPA Method in javax.persistence.Tuple Object get (    int  i ) Get the value of the element at the specified position in the result tuple. The first position is 0. Parameters: i - position in result tuple Return: value of the tuple element Throws: IllegalArgumentException - if i exceeds length of result tuple Since: JPA 2.0

JPA Method in javax.persistence.Tuple X get (    int  i,    Class  type ) Get the value of the element at the specified position in the result tuple. The first position is 0. Parameters: i - position in result tuple type - type of the tuple element Return: value

JPA Annotation Transient Target: METHOD, FIELD Implemented Interfaces: Annotation Specifies that the property or field is not persistent. It is used to annotate a property or field of an entity class, mapped superclass, or embeddable class. Example: @Entity public class Employee { @Id int id

JPA Annotation Attribute in javax.persistence.Column int scale default 0 (Optional) The scale for a decimal (exact numeric) column. (Applies only if a decimal column is used.) Since: JPA 1.0

JPA Annotation Attribute in javax.persistence.Column int precision default 0 (Optional) The precision for a decimal (exact numeric) column. (Applies only if a decimal column is used.) Value must be set by developer if used when generating the DDL for the column. Since: JPA 1.0

JPA Annotation Attribute in javax.persistence.TableGenerator int allocationSize default 50 (Optional) The amount to increment by when allocating id numbers from the generator. Since: JPA 1.0

JPA Annotation Attribute in javax.persistence.TableGenerator int initialValue default 0 (Optional) The initial value to be used to initialize the column that stores the last value generated. Since: JPA 1.0

JPA Annotation Attribute in javax.persistence.Column int length default 255 (Optional) The column length. (Applies only if a string-valued column is used.) Since: JPA 1.0

JPA Method in javax.persistence.criteria.CriteriaBuilder Expression substring (    Expression  x,     int  from ) Create an expression for substring extraction. Extracts a substring starting at the specified position through to end of the string. First position

JPA Method in javax.persistence.StoredProcedureQuery Object getOutputParameterValue (    int  position ) Retrieve a value passed back from the procedure through an INOUT or OUT parameter. For portability, all results corresponding to result sets and update counts must be retrieved

JPA Method in javax.persistence.StoredProcedureQuery StoredProcedureQuery registerStoredProcedureParameter (    int  position,    Class type,     ParameterMode  mode ) Register a positional parameter. All parameters must be registered

JPA Method in javax.persistence.StoredProcedureQuery int executeUpdate () Return the update count of -1 if there is no pending result or if the first result is not an update count. The provider will call execute on the query if needed. Return: the update count or -1 if there is no pending result

JPA Method in javax.persistence.StoredProcedureQuery StoredProcedureQuery setParameter (    int  position,    Object value ) Bind an argument value to a positional parameter. Parameters: position - position value - parameter value Return: the same query instance

JPA Method in javax.persistence.StoredProcedureQuery StoredProcedureQuery setParameter (    int  position,    Calendar value,     TemporalType  temporalType ) Bind an instance of java.util.Calendar to a positional parameter. Parameters: position

JPA Method in javax.persistence.StoredProcedureQuery StoredProcedureQuery setParameter (    int  position,    Date value,     TemporalType  temporalType ) Bind an instance of java.util.Date to a positional parameter. Parameters: position

JDO Interface Sequence Implementations of this interface can be used to obtain sequences. The behavior with regard to the transaction and rollover behavior are defined in the metadata. Since: JDO 2.0 Public Methods void allocate ( int  additional) Provides a hint to the implementation

JDO Method in javax.jdo.datastore.Sequence void allocate (    int  additional ) Provides a hint to the implementation that the application will need additional sequence value objects in short order. There is no externally visible behavior of this method. It is used to potentially

JDO Method in javax.jdo.identity.CharIdentity int compareTo (   Object o ) Determine the ordering of identity objects. Parameters: o - Other identity Return: The relative ordering between the objects Since: JDO 2.2

JDO Method in javax.jdo.spi.StateManager void setCharField (   PersistenceCapable pc,     int  field,    char currentValue,    char newValue ) Mark the field as modified by the user. Parameters: pc - the calling

JDO Method in javax.jdo.spi.StateManager String getStringField (   PersistenceCapable pc,     int  field,    String currentValue ) Return the value for the field. Parameters: pc - the calling PersistenceCapable instance field - the field number

JDO Method in javax.jdo.spi.StateManager double getDoubleField (   PersistenceCapable pc,     int  field,    double currentValue ) Return the value for the field. Parameters: pc - the calling PersistenceCapable instance field - the field number

JDO Method in javax.jdo.spi.StateManager void setBooleanField (   PersistenceCapable pc,     int  field,    boolean currentValue,    boolean newValue ) Mark the field as modified by the user. Parameters: pc - the calling

JDO Method in javax.jdo.spi.StateManager Object getObjectField (   PersistenceCapable pc,     int  field,    Object currentValue ) Return the value for the field. Parameters: pc - the calling PersistenceCapable instance field - the field number

JDO Method in javax.jdo.spi.StateManager short getShortField (   PersistenceCapable pc,     int  field,    short currentValue ) Return the value for the field. Parameters: pc - the calling PersistenceCapable instance field - the field number

JDO Method in javax.jdo.spi.StateManager float getFloatField (   PersistenceCapable pc,     int  field,    float currentValue ) Return the value for the field. Parameters: pc - the calling PersistenceCapable instance field - the field number

JDO Method in javax.jdo.spi.StateManager long getLongField (   PersistenceCapable pc,     int  field,    long currentValue ) Return the value for the field. Parameters: pc - the calling PersistenceCapable instance field - the field number

JDO Method in javax.jdo.spi.StateManager boolean getBooleanField (   PersistenceCapable pc,     int  field,    boolean currentValue ) Return the value for the field. Parameters: pc - the calling PersistenceCapable instance field - the field

JDO Method in javax.jdo.identity.ByteIdentity int compareTo (   Object o ) Determine the ordering of identity objects. Parameters: o - Other identity Return: The relative ordering between the objects Since: JDO 2.2

JDO Method in javax.jdo.spi.StateManager byte getByteField (   PersistenceCapable pc,     int  field,    byte currentValue ) Return the value for the field. Parameters: pc - the calling PersistenceCapable instance field - the field number

JDO Method in javax.jdo.spi.StateManager char getCharField (   PersistenceCapable pc,     int  field,    char currentValue ) Return the value for the field. Parameters: pc - the calling PersistenceCapable instance field - the field number

JDO Annotation Attribute in javax.jdo.annotations.Column int length default -1 Maximum length of data stored in this column. Since: JDO 2.1

JDO Annotation Attribute in javax.jdo.annotations.Column int scale default -1 Scale for the column when handling floating point values. Since: JDO 2.1

JDO Method in javax.jdo.FetchGroup int getRecursionDepth (   String memberName ) Get the recursion-depth for this member. Parameters: memberName - the name of the field or property Return: the recursion-depth for this member Throws: JDOUserException - if the member is not in the FetchGroup Since: JDO 2.2

JDO Method in javax.jdo.FetchGroup FetchGroup setRecursionDepth (   String memberName,     int  recursionDepth ) Set the recursion-depth for this member. The default is 1. A value of 0 means don't fetch the member (as if the member were omitted entirely). A value