About unique

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Manual
12

SSL Configuration

a unique signature of your server. This file contains general details (such as a company name), an RSA
FAQ
12

What is the Java Persistence API (JPA)?

portable. The unique benefit of using ObjectDB is that the overhead of an intermediate ORM layer
Manual
12

Defining a JPA Entity Class

, this.y); } } As you can see above, an entity class is an ordinary Java class. The only unique
JDO Doc
11

javax.jdo.Query

of results, and flags indicating whether the query result is unique and whether the query can be modified ... in the type namespace. Imported type names must be unique. When used (e.g. in a parameter declaration ... declareParameters hides the name of a candidate class field of the same name. Parameter names must be unique
JDO Doc
10

javax.jdo.annotations.Element

unique Whether a unique constraint should be generated or assumed. Whether a unique constraint should be generated or assumed. Returns: whether a unique constraint should be generated or assumed Default value: "" Since: JDO 2.1 String uniqueKey The name of the unique key constraint to generate
JDO Doc
10

javax.jdo.annotations.Join

: "" Since: JDO 2.1 String unique Whether the join column is unique. Whether the join column is unique. Returns: whether the join column(s) is(are) is unique Default value: "" Since: JDO 2.1 String uniqueKey The name of the unique key constraint to generate. The name of the unique key constraint to generate
JDO Doc
10

javax.jdo.annotations.Key

Default value: {} Since: JDO 2.1 String unique Whether the element column(s) contents should be considered unique Whether the element column(s) contents should be considered unique Returns: whether the element column(s) contents should be considered unique Default value: "" Since: JDO 2.1 String
JDO Doc
10

javax.jdo.annotations.Value

value: {} Since: JDO 2.1 String unique Whether the element column(s) contents should be considered unique Whether the element column(s) contents should be considered unique Returns: whether the element column(s) contents should be considered unique Default value: "" Since: JDO 2.1 String uniqueKey
JDO Doc
7

javax.jdo.annotations.ForeignKey

String unique Whether this foreign key is unique. Whether this foreign key is unique. Returns: whether this foreign key is unique Default value: "" Since: JDO 2.1 ForeignKeyAction updateAction
JDO Doc
7

javax.jdo.annotations.Index

: the table on which the index is defined Default value: "" Since: JDO 2.1 String unique Whether this index is unique Whether this index is unique Returns: whether this index is unique Default value: "" Since: JDO 2.1