datanucleus-core | DataNucleus core persistence support - the basis for anything in DataNucleus | Object-Relational Mapping library
kandi X-RAY | datanucleus-core Summary
kandi X-RAY | datanucleus-core Summary
DataNucleus core persistence support - the basis for anything in DataNucleus. This is built using Maven, by executing mvn clean install which installs the built jar in your local Maven repository.
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Top functions reviewed by kandi - BETA
- Read the bytecode instructions .
- Returns the JPQL for the given expression
- Creates an expression for the primary key .
- Compares two expression values
- Adds fields not in meta data .
- Process an embedded member .
- Entry point for debugging .
- Loads the metadata for persistence unit .
- Sets relation .
- Compiles the FROM clause .
datanucleus-core Key Features
datanucleus-core Examples and Code Snippets
Community Discussions
Trending Discussions on datanucleus-core
QUESTION
For to enhance the classes and to make normal Java classes "persistable", I have used DataNucleus Enhancer. The issue I am having is: No files to run datanucleus tool (error log shown below) and because of that datanucleus is not enhancing the classes. How the datanucleus run the files for enhancement?
Pom.xml
Dependencies of datanucleus
...ANSWER
Answered 2022-Mar-09 at 13:43My setup for enhance the classes, I hope it could help you to find a solution. You need to add a persistence.xml, update the Datanucleus dependency artifact versions and add a dependency of javax.jdo for datanuclues which provides an interface to java model abstraction for persistence.
pom.xml
Depandancy for Datanucleus
QUESTION
Trying to solve the error
...ANSWER
Answered 2020-Nov-17 at 04:35It sounds like some other dependency has version 5.2.4 as a dependency.
In your section you need to force the version, like this:
QUESTION
I am facing error while submitting spark job:
What could be the cause for this? I am submitting spark job through:
...ANSWER
Answered 2020-Feb-26 at 03:57It's quite possible it needs to be updated in the VM. It's included in the VM purely as a convenience - as it's not an officially supported or included part of CDH it doesn't go through all the same testing as everything else.
Community Discussions, Code Snippets contain sources that include Stack Exchange Network
Vulnerabilities
No vulnerabilities reported
Install datanucleus-core
You can use datanucleus-core like any standard Java library. Please include the the jar files in your classpath. You can also use any IDE and you can run and debug the datanucleus-core component as you would do with any other Java program. Best practice is to use a build tool that supports dependency management such as Maven or Gradle. For Maven installation, please refer maven.apache.org. For Gradle installation, please refer gradle.org .
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