About sequence

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Forum
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Time Sequence Object Command DB

. The obvious design solution is to write the transactions to the database in sequence.  This is very efficient ... -ordered sequence.  Object schemas are stored in the database and updated schemas are added in sequence in the database without having to update objects defined using the older schemas
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19

ObjectDB Object Database Features [2018-01-27]

fields) Database IDs - automatic allocation of global object database IDs. Sequence IDs - IDs are allocated automatically by application defined sequences. Application IDs - primary key values are set
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ObjectDB Object Database Features [2018-10-27]

fields) Database IDs - automatic allocation of global object database IDs. Sequence IDs - IDs are allocated automatically by application defined sequences. Application IDs - primary key values are set
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19

ObjectDB Object Database Features

- automatic allocation of global object database IDs. Sequence IDs - IDs are allocated automatically by application defined sequences. Application IDs - primary key values are set explicitly by
JPA Doc
14

javax.persistence.SequenceGenerator

is specified for the GeneratedValue annotation. A sequence generator may be specified on the entity ... sequence numbers from the sequence. (Optional) The amount to increment by when allocating sequence numbers from the sequence. Default value: 50 Since: JPA 1.0 String catalog (Optional) The catalog
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What is new in ObjectDB 2.0?

ObjectDB 2.0 supports many new features and improvements, including: Most of the features of the new JPA 2.0 and JDO 2.2 APIs. User defined IDs (primary key) and sequences. Support of unlimited index keys size. SQL like queries ("select from ... where ..."). Real non blocking multithreading in
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Activation completed successfully!

. You can use one ObjectDB configuration file on multiple machines by specifying a sequence of
JDO Doc
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javax.jdo.annotations.DatastoreIdentity

: {} Since: JDO 2.1 String sequence Name of sequence to use when the strategy involves sequences Name of sequence to use when the strategy involves sequences Returns: Name of sequence to use when the strategy involves sequences Default value: "" Since: JDO 2.1 IdGeneratorStrategy strategy Strategy to use
JDO Doc
9

javax.jdo.PersistenceManager

.0 Sequence getSequence(String name) Returns the sequence identified by name. Returns the sequence identified by name. Parameters: name - the name of the Sequence Returns: the Sequence Since: JDO 2.0
JDO Doc
8

getSequence(name)

Method javax.jdo.PersistenceManager Sequence getSequence(   String name ) Returns the sequence identified by name. Parameters: name - the name of the Sequence Returns: the Sequence Since: JDO 2.0