Questions tagged [geode]

Apache Geode is an open source, distributed in-memory database for scale-out applications that is a top level project at The Apache Software Foundation. Apache Geode started with a 1 million code line grant by Pivotal Software of much of the Pivotal GemFire commercial code base.

Geode is a data management platform that provides real-time, consistent access to data-intensive applications throughout widely distributed cloud architectures.

Geode pools memory (along with CPU, network and optionally local disk) across multiple processes to manage application objects and behavior. It uses dynamic replication and data partitioning techniques for high availability, improved performance, scalability, and fault tolerance. Geode is both a distributed data container and an in-memory data management system providing reliable asynchronous event notifications and guaranteed message delivery.

More Details: Apache Geode

328 questions
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Apache Geode where is region attribute defined?

I am new to apache geode.For example,I want to do a query like in Document: SELECT DISTINCT * FROM /exampleRegion p WHERE p.status = 'active' But it really puzzles me that where does attribute (or maybe called column/key?) status come from. Take…
Shengxin Huang
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Clustering of locators on three different nodes in apache geode

I want to clustering a locator in three different nodes or boxes in Apache Geode and if its possible, is there any way we can make Master slave feature or HA feature. Client can connect to any locator which is less occupied at a time.
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Master Slave Feature in Apache Geode

Apache Geode has the feature of clustering using multi-site WAN but is there any other configuration changes So we can you use HA feature or master - slave feature.
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Availability of Apache Geode releases roadmap

Could you please tell me whether do you have releases roadmap? We are waiting for 1.14 - do you have any planned date for this release? Thanks, Vadim
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Apache geode gemfire pulse

We are using Spring data gemfire, we are planning to migrate to Apache geode latest version. In the VMWare gemfire version we had to explicitly set the path of the gemfire installable for the pulse to work properly. If we are using Apache geode jar,…
Vaidy
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Auto Syncing for Keys in Apache Geode

I have an Apache Geode setup, connected with external Postgres datasource. I have a scenario where I define an expiration time for a key. Let's say after T time the key is going to expire. Is there a way so that the keys which are going to expire…
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Way to call data source only once for multiple keys in apache geode

I have apache geode as inline cache where it is connected to postgres as datasource. Since for getting all keys at once when getall method id invoked from region It calls CacheLoader Sequentially. Is there a way so that i can get all keys and call…
user956021
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Apache Geode Integration with Postgresql DBMS

I am looking to integrate Apache Geode with Postgresql DBMS but not able to find steps to configure Geode to connect and retrieve data from Postgresql. Any suggestions?
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calling getall in apache geode to getall data for the keys in the list is slow

I am using region getall method to get values for all keys, but what i found is that for the key present in apache geode it gets data quickly but for one which is not present in apache geode. it calls the cache loader one by one. Is there any…
user956021
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How can i get complete data from apache geode if geode is having partial data and other data is present in external datasource

I have an apache geode setup. I have connected geode with external datasource which is postgres. There is a scenario where i have few data present in apache geode and rest all is in postgres. I am using query service to fetch data and when i fire…
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How can i create a materialized view in apache geode?

I want to have value based on multiple joins between the table so how can i create a materialized view in apache geode.
user956021
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Unable to Instantiate Class while Alter Region adding cache loaded to that region

I have an apache geode setup where there is one locator and one Server. we have a region employee in that. we were trying to implement in-line cache where a cache miss will lookup into database and will fill apache geode, but after deployment of…
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Geode DUnit Inter-VM communication

I am implementing geode dunit based tests.Each VM executes Callable asynchronously.The logic is having several steps , between which the VMs need to be synced up. Its not possible to separate them into several different callable s because some…
Yulian Oifa
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Geode Client/Server operation - keep the data serialized

According to geode documentation, partitioned data is always kept serialized ( this I believe is sent from client to server in serialized form ): To minimize the cost of serialization and deserialization, Geode avoids changing the data format…
Yulian Oifa
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Apache Geode - Creating region on DUnit Based Test Server/Remote Server with same code from client

I am tryint to reuse the code in following documentation : https://geode.apache.org/docs/guide/11/developing/region_options/dynamic_region_creation.html The first problem that i met is that Cache cache =…
Yulian Oifa
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