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javax.persistence.MapKeyJoinColumn

: "" Since: JPA 2.0 boolean insertable (Optional) Whether the column is included in SQL INSERT statements generated by the persistence provider. (Optional) Whether the column is included in SQL INSERT
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javax.persistence.JoinColumn

to the generated SQL for the column. Default value: "" Since: JPA 1.0 boolean insertable (Optional) Whether the column is included in SQL INSERT statements generated by the persistence provider. (Optional) Whether the column is included in SQL INSERT statements generated by the persistence provider
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javax.persistence.Column

to create a column of the inferred type. Default value: "" Since: JPA 1.0 boolean insertable (Optional) Whether the column is included in SQL INSERT statements generated by the persistence provider. (Optional) Whether the column is included in SQL INSERT statements generated by the persistence provider
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javax.persistence.MapKeyColumn

of the inferred type. Default value: "" Since: JPA 2.0 boolean insertable (Optional) Whether the column is included in SQL INSERT statements generated by the persistence provider. (Optional) Whether the column is included in SQL INSERT statements generated by the persistence provider. Default value
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Storing JPA Entity Objects

().commit(); Splitting a batch store into multiple transactions is more efficient than using
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Step 4: Add a Controller Class

is automatically constructed and injected by Spring into the guestDao field (because it is annotated
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Step 2: Define a JPA Entity Class

the new class. Copy and paste the following code into the newly created Point class: package tutorial
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Step 6: Set the Spring XML

To integrate the Spring Framework into a web application we have to add the definition of the Spring dispatcher servlet to the web.xml configuration file and to configure that servlet using another xml configuration file. Open the web.xml file (under src/main/webapp/WEB-INF) in a text editor (by
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Step 6: Set the Spring XML

To integrate the Spring Framework into a web application we have to add the definition of the Spring dispatcher servlet to the web.xml configuration file and to configure that servlet using another xml configuration file. Open the web.xml file (under Web Pages > WEB-INF) in a text editor (by right
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[ODB1] Chapter 6 - Persistent Objects

Object States Objects in a JDO application are divided into persistent objects, which represent

Getting Started

ObjectDB is very easy to use. Follow the Getting Started Tutorial and the Quick Tour manual chapter and in minutes you may be able to write and run first Java programs against ObjectDB.

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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