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Questions tagged [aerospike]

Aerospike is an open source, distributed NoSQL database and key-value store built to achieve speed at scale out on commodity hardware. Aerospike is commonly used as a key-value store, cache replacement, user profile store, recommendation engine, and fraud detection use cases.

Overview

Aerospike is an open source, distributed NoSQL database and key-value store built to achieve speed at scale out on commodity hardware. Aerospike is commonly used as a key-value store, cache replacement, user profile store, recommendation engine, and fraud detection use cases.

Features

  • An operational NoSQL database with simple real-time analytics capabilities built in.
  • A fast key value store with support for complex objects, user defined functions and distributed queries.
  • The first in-memory NoSQL database optimized for flash (indexes in DRAM and data in DRAM or natively stored on flash devices) with dramatic price/performance benefits.
  • A distributed database with a shared-nothing, clustered architecture and single row ACID properties. Aerospike ensures high availability, replicating data synchronously within clusters and asynchronously across data centers.
  • The system of engagement for personalized and revenue critical user interactions, Aerospike was architected to scale with zero touch and zero downtime operations.

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Aeropsike 3.7.4 does not see changes in udf file

We have an aerospike cluster with 3 nodes (v. 3.7.4) We encountered a problem with udf. We registered new version of udf file, but when we query we get the same results as before. From the aql when we do show modules we see that the hash of the…
Gaukhar Taspolatova
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Aerospike - change storage type and size

I'm just starting to learn about aerospike and thinking about the storage type for my application. Right now there is not too much data, so I'm plannning to use storage-engine device with data-in-memory true. However, should the size of the data…
xaxa
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Aerospike Abnormal Increase In Memory Consumption when using UDF via Java Client (Query Aggregation)

So let me explain first. I have a sample snippet of code from Java that is written like this: Statement statement = new…
ManongGuard
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Aerospike udf lua stream skip filter if condition met

Situation: I have complex bins in aerospike like: object_id,status,create_time,end_at_time,status_client,assigned_to_id,created_by_id,is_s_provider,is_s_client,start_at_time,_id,end_time And I need to do aggregation on any of bins field. In sql…
baubas
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How to change the serializer/deserializer to be used by Aerospike?

I am using java client of aerospike. I wish to change the serializer that aerospike uses for java objects i.e. java serializer. I intend to use other faster serialization libraries e.g. PROTOSTUFF/AVRO. How do i set my custom serializer for use by…
Sachin Sharma
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Aerospike client connections for a node is very high than other nodes in cluster and causing read connection timeouts

We are using aerospike-go-client to access data from aerospike cluster and we are facing "read: connection timed out" issues We monitored all the nodes using AMC(Aerospike Management Console), Of them one of the node is behaving badly in number of…
Tej
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Aerospike aql: Periods in Namespace Name

We have namespaces with periods in their names. E.g. budget.region1. How can we use aql to query these namespaces? aql uses periods to delimit namespace from set, and appears to be confused by the periods in our namespace name: aql> select * from…
ron rothman
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How to organize a rails app using nosql

I'm trying to create a Ruby on Rails app and I have recently started using NoSQL databases to store the data. However, I'm not sure how to organize the database files within the file tree. For instance, is the code for NoSQL only supposed to be put…
metaco57
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How to pass Array[Long] ids into Aerospike Record UDF?

I store many sub records as Map in the same top record, now I need remove some sub records according to passing keys, I plan to use UDF to implement it. When I invoked from Java, the log shows the length is 0. Why? and how to correct this?…
Casel Chen
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Unable to install Aerospike with the default vagrant image

It seems there is a problem when configuring the ssh keys when installing Aerospike via the a: ==> default: Forwarding ports... default: 3000 (guest) => 3000 (host) (adapter 1) default: 8081 (guest) => 8081 (host) (adapter 1) default: 22…
youssef aani
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How do I make a bin unique without taking it as key in Aerospike?

I want to store two records in a set only when those records have different values in a specified bin. For example, in a set containing 3 bins of (CS, P, Fees), I tried to store 3 different records: Record1(CS1, P1, Fees1) Record2(CS2, P1,…
Aman Kansal
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Spring-data-aerospike incompatibility with aql created indexes

I have aerospike server v 3.8.3 installed on my machine and I tried to create an index using the following command in aql: aql> CREATE INDEX indexA ON namespace.setA(binA) STRING Here is the result of aql> show indexes command…
Mustafa Abuelfadl
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Wrong balance between Aerospike instances in cluster

I have an application with a high load for batch read operations. My Aerospike cluster (v 3.7.2) has 14 servers, each one with 7GB RAM and 2 CPUs in Google Cloud. By looking at Google Cloud Monitoring Graphs, I noticed a very unbalanced load between…
Daniel Cukier
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Does Aerospike support rank functions?

I am evaluating Aerospike and one of the requirements that i have is the support for rank function (RowNumber , Rank , DenseRank , Ntile). I tried to find it but couldnt succeed. Can you help me out whether the rank function support is there in…
Dongoo
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How to store a key which has multiple values pair in Redis or Aerospike

I have a usecase where data transitions from one state to another. There are Four values which I can use. Order number - ( An order has multiple transitions) Current State Date of Transition Previous State. I need to store the data in such a way…
Pardha.Saradhi
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