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Questions tagged [spring-data-gemfire]

Spring Data GemFire focuses on integrating Spring Framework's powerful, non-invasive programming model and concepts with Pivotal GemFire, simplifying configuration, development and providing high-level abstractions.

Pivotal GemFire is a real-time, in-memory distributed data management platform providing data-intensive applications built for a cloud architecture with enterprise-class features, such as redundancy and high-availability with linear scale-out.

To learn more about Pivotal GemFire, see here.

Spring Data GemFire focuses on integrating Spring Framework's powerful, non-invasive programming model and concepts with Pivotal GemFire to simplify the configuration and development of GemFire-based applications as well as to provide high-level abstractions for many of GemFire's core components.

To get up-to-date information on Spring Data GemFire, visit the project page, on spring.io or see the project's status in JIRA. You can also checkout the source on GitHub and even fork the project in order to submit Pull Requests (PR) if you have have an idea for a new feature or how to make it better. We encourage the community to get involved.

Finally, there is no better place to stay informed or to be involved than by following us in the Spring IO Blog. Every week, Josh Long publishes an fantastic article on "This Week in Spring" loaded with all things related to Spring.

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Can I have two @ClientCacheApplication in the same Spring Boot Application?

Can I have two @ClientCacheApplication instances in the same Spring Boot application? I have two classes: PeopleDataAccess and JobDataAccess. Both of them are a @ClientCacheApplication. @Service @ClientCacheApplication(name =…
Jack
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Transferring single entry between gemfire WAN cluster

I have two gemfire (version 8.2) clusters (sender and receiver) connected through WAN. Sender cluster gets data from DB and transmits entries to Receiver through WAN gateway until both clusters are online. Sometime few cache nodes from Receiver…
sanit
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GemFire Queries gradually slow down after running for few hours

We are in performance testing of our Spring Boot based application which uses Spring Data GemFire to connect with Pivotal GemFire. During these tests what we have observed is OQL queries are slowing down gradually with time. We are already…
Vaibhav Chavan
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How to use NVL to get data from GemFire when query result is null

I am using Spring Data GemFire in a project and I am using a Repository to fetch query results from a cache as mentioned here: https://docs.spring.io/spring-gemfire/docs/1.3.3.RELEASE/reference/html/gemfire-repositories.html Below is my Repository…
KCK
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Transferring data through clusters using gemfire

I have searched solutions for my usecase but did not get right one, so expecting some nice ideas to explore further. I have two gemfire (version 8.2) clusters (private and public) each stores 110+ GB data without persisting to diskstore. Private…
sanit
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GemFire object serialization using Java Serialization

We are using Spring Session management with GemFire for Session handling. Currently we are upgraded the GemFire version to the 2.1.2 release. We have used Delta Serialization for Session object. We have a huge Session object and it has dependent…
User123
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GemFire Session sharing issue

We are using Spring Session management with GemFire for Session handling. We are doing it for container deployment where one complete transaction will be processed by multiple containers. But when we are doing multiple transactions simultaneously…
Sreejith
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Dynamic GemFire Region Creation with PCC

I am using Pivotal GemFire 9.1.1 through Pivotal Cloud Cache 1.3.1 and ran into the following error while using the @EnableClusterConfiguration SDG annotation: 2018-11-17T16:30:35.279-05:00 [APP/PROC/WEB/0] [OUT]…
TuneIt
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Uable to use Apache calcite to connect to Gemfire 9.x using third party DB app

I am using a third party application hosted on tomcat which allows only jdbc connections for querying database. In the new datasource configuration wizard, I have inserted the below details URL:…
KCK
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Session attributes missing intermittently - Spring Session + Pivotal GemFire Implementation

Facing a strange issue for sometime in Spring Session with Pivotal GemFire integration. We have multiple HTTP requests, which eventually does set/get of session attributes in a varying order based on several conditions. At some given point... …
Fredie Thomas
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Not able to retrieve saved objects from GemFire backed session

I was using the GemFire session store to save and retrieve objects. session.getAttribute(sessionKey) and session.setAttribute(sessionKey, value) But, sometimes after saving, when I am trying to retrieve the object on the next button click, I am…
Sreejith
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How to see session attributes in GemFire Pulse/Gfsh when using Spring Session for Pivotal GemFire?

We are able to save/retrieve data to/from GemFire through Spring Session management. session.getAttribute(sessionKey) // session is from gemfire. In GemFire Pulse, we are able to see the session ID by using the query... select * from…
Fredie Thomas
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Container's session object and not GemFire's session object is invoked inside Servlet Filter

From a custom Servlet Filter when trying to access a GemFire session object, it is taking the Container's session object instead. The session object is of the type: org.apache.catalina.session.StandardSessionFacade@517957e2 But from the Controller,…
Fredie Thomas
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Querying GemFire Region by partial key

When the key is a composite of id1, id2 in a GemFire Region and the Region is partitioned with id1, what is the best way of getting all the rows whose key matched id1. Couple of options that we are thinking of: Create another index on id1. If we do…
Karthick
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Update the value in region ONLY IF value.status is 'XXX'

We are trying to use Gemfire in our work. We have a region where we store each request coming in and it goes through its lifecycle (For example, states are A --> B --> C --> D) But we also have a requirement that we need to update the state to C…
Karthick
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