# How Developers Are Using Aerospike **URL:** https://discuss.aerospike.com/c/how-developers-are-using-aerospike/135.md?page=2 [Latest](https://discuss.aerospike.com/latest.md) · [Categories](https://discuss.aerospike.com/categories.md) · [Tags](https://discuss.aerospike.com/tags.md) **Page:** 3 --- ## [Feedback/Help on Designing Database Schema](https://discuss.aerospike.com/t/feedback-help-on-designing-database-schema/3487)
**Author:** [@bhagyashree](https://discuss.aerospike.com/u/bhagyashree)\ **Replies:** 1\ **Last updated:** [September 28, 2017, 10:26pm UTC](https://discuss.aerospike.com/t/feedback-help-on-designing-database-schema/3487 "2017-09-28T22:26:51Z")
Hello everyone, We are planning to use Aerospike. We have design database schema for our use case. We would like some feedback or help from you guys on designed schema. Because of some reason, we can not put designed sc… --- ## [Info about how adtech manage user profiles in aerospike](https://discuss.aerospike.com/t/info-about-how-adtech-manage-user-profiles-in-aerospike/4396)
**Author:** [@info2000](https://discuss.aerospike.com/u/info2000)\ **Replies:** 0\ **Last updated:** [July 16, 2017, 9:22pm UTC](https://discuss.aerospike.com/t/info-about-how-adtech-manage-user-profiles-in-aerospike/4396 "2017-07-16T21:22:32Z")
Hello, i want know how manage adtech companies as adform or bluekai their cookie profiles? In special, how manage the different inserts along the time. I will read data by cookie id to retrieve the user interests in real… --- ## [Sorting a Very Large set repeatedly](https://discuss.aerospike.com/t/sorting-a-very-large-set-repeatedly/4279)
**Author:** [@izmaya01](https://discuss.aerospike.com/u/izmaya01)\ **Replies:** 1\ **Last updated:** [June 18, 2017, 1:43am UTC](https://discuss.aerospike.com/t/sorting-a-very-large-set-repeatedly/4279 "2017-06-18T01:43:15Z")
Hi, I’m developing an application that might potentially store billions of records in a single set on our Aerospike cluster. A very common use case will be fetching the top n most popular records from the DB.(We can ex… --- ## [About the geo-spatial query performance](https://discuss.aerospike.com/t/about-the-geo-spatial-query-performance/4216)
**Author:** [@kiss01](https://discuss.aerospike.com/u/kiss01)\ **Replies:** 0\ **Last updated:** [June 2, 2017, 2:25am UTC](https://discuss.aerospike.com/t/about-the-geo-spatial-query-performance/4216 "2017-06-02T02:25:38Z")
In my use case,I deal hundreds of millions of data once an hour using hadoop mapreduce program.Every record has to query on latitude and longitude to find out nearest place.And I have about 67millions geo point stored in… --- ## [Query result order](https://discuss.aerospike.com/t/query-result-order/3924)
**Author:** [@smrt28](https://discuss.aerospike.com/u/smrt28)\ **Replies:** 2\ **Last updated:** [May 24, 2017, 6:28pm UTC](https://discuss.aerospike.com/t/query-result-order/3924 "2017-05-24T18:28:08Z")
Hi, I would like to ask if there is an order guaranteed for the query result? Is the result sorted for instance by the key? thx --- ## [If I only use memory to store all data, need I keep each record less than write-block-size?](https://discuss.aerospike.com/t/if-i-only-use-memory-to-store-all-data-need-i-keep-each-record-less-than-write-block-size/4169)
**Author:** [@RockyTu](https://discuss.aerospike.com/u/RockyTu)\ **Replies:** 10\ **Last updated:** [May 24, 2017, 6:25pm UTC](https://discuss.aerospike.com/t/if-i-only-use-memory-to-store-all-data-need-i-keep-each-record-less-than-write-block-size/4169 "2017-05-24T18:25:56Z")
If I don’t persist data to SSD or HDD, only in memory, can I make record larger than wirte-block-size? If so, what about the index and secondary index, still need 64 bytes for primary index? --- ## [Solr search functionality](https://discuss.aerospike.com/t/solr-search-functionality/1224)
**Author:** [@barum](https://discuss.aerospike.com/u/barum)\ **Replies:** 3\ **Last updated:** [May 19, 2017, 11:25am UTC](https://discuss.aerospike.com/t/solr-search-functionality/1224 "2017-05-19T11:25:17Z")
I am new to Aerospike and had a question. How does Aerospike give functionality similar to Solr? If it does not, has anyone integrated Solr with Aerospike? --- ## [Simultaneous Scan of Set](https://discuss.aerospike.com/t/simultaneous-scan-of-set/4145)
**Author:** [@nsharad](https://discuss.aerospike.com/u/nsharad)\ **Replies:** 4\ **Last updated:** [May 16, 2017, 6:02am UTC](https://discuss.aerospike.com/t/simultaneous-scan-of-set/4145 "2017-05-16T06:02:15Z")
I am trying to scan a set (has ~3million entries) from two different threads (for some reason I need to scan the same set twice) but for one of the scan fails and the other one succeeds. In the log I can see the line May… --- ## [Stale Data Comes Up on Node restart temporarily](https://discuss.aerospike.com/t/stale-data-comes-up-on-node-restart-temporarily/3966)
**Author:** [@Arpit\_Wanchoo](https://discuss.aerospike.com/u/Arpit_Wanchoo)\ **Replies:** 3\ **Last updated:** [March 21, 2017, 4:00pm UTC](https://discuss.aerospike.com/t/stale-data-comes-up-on-node-restart-temporarily/3966 "2017-03-21T16:00:10Z")
Scenario: In a 3 node cluster with replication factor 2, a node was stopped. Some updates were pushed to all the keys in a given set Down node was started again with cold start empty false. When down node was up, i con… --- ## [Using Generation Code to do concurrency safe write-aside cache](https://discuss.aerospike.com/t/using-generation-code-to-do-concurrency-safe-write-aside-cache/1631)
**Author:** [@jmacinnes](https://discuss.aerospike.com/u/jmacinnes)\ **Replies:** 2\ **Last updated:** [March 21, 2017, 1:38am UTC](https://discuss.aerospike.com/t/using-generation-code-to-do-concurrency-safe-write-aside-cache/1631 "2017-03-21T01:38:18Z")
We want to use Aerospike as a write-aside cache. We need to be careful not to store data that is stale due to concurrent changes. What is the best way to set a single value into a key and assert the key has not changed s… --- ## [Batch Reads Causing Timeout in normal get operations](https://discuss.aerospike.com/t/batch-reads-causing-timeout-in-normal-get-operations/3784)
**Author:** [@Arpit\_Wanchoo](https://discuss.aerospike.com/u/Arpit_Wanchoo)\ **Replies:** 0\ **Last updated:** [January 22, 2017, 1:29pm UTC](https://discuss.aerospike.com/t/batch-reads-causing-timeout-in-normal-get-operations/3784 "2017-01-22T13:29:24Z")
Hi Our web application is using ruby aerospike client. Its batch read operations latency increases occasionally depending upon batch size but the issue is I see timeout errors occurring in other get requests ? Doesn’t a… --- ## [Aerospikes strange behaviour when link between nodes goes down](https://discuss.aerospike.com/t/aerospikes-strange-behaviour-when-link-between-nodes-goes-down/3767)
**Author:** [@vytas-dauksa](https://discuss.aerospike.com/u/vytas-dauksa)\ **Replies:** 8\ **Last updated:** [January 17, 2017, 4:52am UTC](https://discuss.aerospike.com/t/aerospikes-strange-behaviour-when-link-between-nodes-goes-down/3767 "2017-01-17T04:52:03Z")
Strange behaviour when link between nodes goes down. Network In a cluster of 3 with a replication factor of 5, all nodes were interconnected and each had 198066 records ( Each node master for 1/3 and replicas for 2/3 ). … --- ## [Aerospike Primary in memory Secondray on Disk?](https://discuss.aerospike.com/t/aerospike-primary-in-memory-secondray-on-disk/3764)
**Author:** [@Arpit\_Wanchoo](https://discuss.aerospike.com/u/Arpit_Wanchoo)\ **Replies:** 5\ **Last updated:** [January 13, 2017, 9:52am UTC](https://discuss.aerospike.com/t/aerospike-primary-in-memory-secondray-on-disk/3764 "2017-01-13T09:52:57Z")
Is is possible to have passive replicas in aerospike i.e I don;t need my replicas for reads but only for fault tolerance. Is there any way to configure it so that my primary data remains in RAM with secondary on disk --- ## [Can we use Aerospike with VirtualRAM (RAM + SSD(as addtionaol ram))?](https://discuss.aerospike.com/t/can-we-use-aerospike-with-virtualram-ram-ssd-as-addtionaol-ram/3763)
**Author:** [@Arpit\_Wanchoo](https://discuss.aerospike.com/u/Arpit_Wanchoo)\ **Replies:** 3\ **Last updated:** [January 13, 2017, 8:01am UTC](https://discuss.aerospike.com/t/can-we-use-aerospike-with-virtualram-ram-ssd-as-addtionaol-ram/3763 "2017-01-13T08:01:38Z")
If we configure out namespace with everything data in DRAM mode and configure my box to use SSD as additional RAM (i.e swap space) , will this configuration give me better performance compared to hybrid appraoch of stori… --- ## [Removing a node without causing client failure](https://discuss.aerospike.com/t/removing-a-node-without-causing-client-failure/1793)
**Author:** [@esiegel](https://discuss.aerospike.com/u/esiegel)\ **Replies:** 6\ **Last updated:** [September 23, 2016, 5:38am UTC](https://discuss.aerospike.com/t/removing-a-node-without-causing-client-failure/1793 "2016-09-23T05:38:12Z")
We’re in the middle of transitioning to some new hardware, and as part of the process I have to remove a few old nodes from our cluster. I’ve been careful to remove nodes at the right time (e.g., removing one node at a t… --- ## [Storing \>10billion small keys](https://discuss.aerospike.com/t/storing-10billion-small-keys/3286)
**Author:** [@aduranel](https://discuss.aerospike.com/u/aduranel)\ **Replies:** 1\ **Last updated:** [August 25, 2016, 5:30pm UTC](https://discuss.aerospike.com/t/storing-10billion-small-keys/3286 "2016-08-25T17:30:30Z")
Hi, I am testing Aerospike to see if it could be a good Cassandra replacement. Here is my use case: Being able to store around 17 billion keys on a cluster. The structure of the values is a JSON converted into a bin … --- ## [Modelling large data structures](https://discuss.aerospike.com/t/modelling-large-data-structures/3195)
**Author:** [@mlove-au](https://discuss.aerospike.com/u/mlove-au)\ **Replies:** 1\ **Last updated:** [July 23, 2016, 7:57am UTC](https://discuss.aerospike.com/t/modelling-large-data-structures/3195 "2016-07-23T07:57:18Z")
Hi, We are trying to use aerospike with the following use-case, and are looking for feed-back/recommendations as to how we are thinking of modelling the data. In our use-case, we have a large number of “entities” (init… --- ## [How well suited is Aerospike for this niche use case](https://discuss.aerospike.com/t/how-well-suited-is-aerospike-for-this-niche-use-case/3093)
**Author:** [@the\_beest](https://discuss.aerospike.com/u/the_beest)\ **Replies:** 6\ **Last updated:** [June 30, 2016, 3:20pm UTC](https://discuss.aerospike.com/t/how-well-suited-is-aerospike-for-this-niche-use-case/3093 "2016-06-30T15:20:11Z")
I’m looking for a data store that would be optimal for storing, incrementing, and retrieving only integers, and I’m wondering if Aerospike would be a fair solution. The logical structure of my data would be akin to a Map\<… --- ## [How to use for a simple mapping](https://discuss.aerospike.com/t/how-to-use-for-a-simple-mapping/3104)
**Author:** [@bpearson](https://discuss.aerospike.com/u/bpearson)\ **Replies:** 0\ **Last updated:** [June 28, 2016, 6:32pm UTC](https://discuss.aerospike.com/t/how-to-use-for-a-simple-mapping/3104 "2016-06-28T18:32:49Z")
What is the most efficient way to create a simple UUID–\>UUID mapping where lookup speed is the highest priority? It’s for a distributed transaction processing system that needs to handle thousands of txns per second, ea… --- ## [Why Aerospike Use 5G virtual memory but Redis uses much less virtual memory](https://discuss.aerospike.com/t/why-aerospike-use-5g-virtual-memory-but-redis-uses-much-less-virtual-memory/2382)
**Author:** [@Steve](https://discuss.aerospike.com/u/Steve)\ **Replies:** 0\ **Last updated:** [January 13, 2016, 3:37am UTC](https://discuss.aerospike.com/t/why-aerospike-use-5g-virtual-memory-but-redis-uses-much-less-virtual-memory/2382 "2016-01-13T03:37:34Z")
Our data set is not big,I would store data purely in 2GiB memory.If we are working on 2GiB memory limiation,Is it possible for us to use aerospike for my requirement? I saw ,for example,Redis which support smaller datas… --- ## [Combining OpenMP with asynchronous C API](https://discuss.aerospike.com/t/combining-openmp-with-asynchronous-c-api/3028)
**Author:** [@judits](https://discuss.aerospike.com/u/judits)\ **Replies:** 0\ **Last updated:** [June 2, 2016, 4:01pm UTC](https://discuss.aerospike.com/t/combining-openmp-with-asynchronous-c-api/3028 "2016-06-02T16:01:44Z")
Hello, I just discovered Aerospike and I’m trying it out for my C/C++ application, but I’m not sure about its design. The main body of the application is an OpenMP parallel for loop that inserts a set of key-value pairs… --- ## [Known Limitations of Aerospike](https://discuss.aerospike.com/t/known-limitations-of-aerospike/2190)
**Author:** [@Mnemaudsyne](https://discuss.aerospike.com/u/Mnemaudsyne)\ **Replies:** 0\ **Last updated:** [November 30, 2015, 7:58pm UTC](https://discuss.aerospike.com/t/known-limitations-of-aerospike/2190 "2015-11-30T19:58:13Z")
For known limitations of Aerospike, please read this page. Known limitations of UDFs in particular are listed here. --- ## [Data change Notification scheme](https://discuss.aerospike.com/t/data-change-notification-scheme/2989)
**Author:** [@Steve](https://discuss.aerospike.com/u/Steve)\ **Replies:** 0\ **Last updated:** [May 24, 2016, 12:06pm UTC](https://discuss.aerospike.com/t/data-change-notification-scheme/2989 "2016-05-24T12:06:38Z")
Hi Guys, If specific data record is changed,Some APP want to get its notification,How can I implement it?Need I add callback function？ --- ## [Why do ad tech companies prefer Aerospike?](https://discuss.aerospike.com/t/why-do-ad-tech-companies-prefer-aerospike/1122)
**Author:** [@Samarjit\_Uppal](https://discuss.aerospike.com/u/Samarjit_Uppal)\ **Replies:** 9\ **Last updated:** [May 6, 2016, 1:47pm UTC](https://discuss.aerospike.com/t/why-do-ad-tech-companies-prefer-aerospike/1122 "2016-05-06T13:47:07Z")
I read somewhere that out of the top 24 Ads Targeting companies use Aerospike. Can anyone throw a light on exactly why Aerospike is suitable for this domain. Its a simple matching of user profiles with ads and it could b… --- ## [Full text research queries](https://discuss.aerospike.com/t/full-text-research-queries/2444)
**Author:** [@teze](https://discuss.aerospike.com/u/teze)\ **Replies:** 3\ **Last updated:** [April 22, 2016, 4:42am UTC](https://discuss.aerospike.com/t/full-text-research-queries/2444 "2016-04-22T04:42:54Z")
Hello, I am very new to Aerospike, I installed it on a server and made some tests using the C# client and it looks very promising. I am currently working on a project involving high amount of data with a big amount of … --- ## [Multidimensional php array](https://discuss.aerospike.com/t/multidimensional-php-array/2754)
**Author:** [@Eran\_Hazout](https://discuss.aerospike.com/u/Eran_Hazout)\ **Replies:** 1\ **Last updated:** [March 31, 2016, 7:14pm UTC](https://discuss.aerospike.com/t/multidimensional-php-array/2754 "2016-03-31T19:14:06Z")
Hey all. We are considering moving parts of our data to erospike servers for storing multidimensional php arrays and I have few basic questions that I didn’t find a complete answer on the web. Is it possible to store mu… --- ## [Aerospike vs Redis for Incrementation of Ad Consumption](https://discuss.aerospike.com/t/aerospike-vs-redis-for-incrementation-of-ad-consumption/2735)
**Author:** [@shuucream2011](https://discuss.aerospike.com/u/shuucream2011)\ **Replies:** 4\ **Last updated:** [March 28, 2016, 5:45am UTC](https://discuss.aerospike.com/t/aerospike-vs-redis-for-incrementation-of-ad-consumption/2735 "2016-03-28T05:45:56Z")
Hi. I was wondering if I should use Aerospike or Redis to store data for incrementing ad consumption (Amount of budget consumed of an advertisement’s total budget). I’m working for a company developing an ad delivery s… --- ## [Using Aerospike for Search Bar Autocomplete](https://discuss.aerospike.com/t/using-aerospike-for-search-bar-autocomplete/2618)
**Author:** [@jsh58home](https://discuss.aerospike.com/u/jsh58home)\ **Replies:** 0\ **Last updated:** [March 9, 2016, 8:06pm UTC](https://discuss.aerospike.com/t/using-aerospike-for-search-bar-autocomplete/2618 "2016-03-09T20:06:41Z")
I’m trying to use Aerospike for autocomplete and content matching basically in the exact same way it’s being used in various places on this forum. I have two use cases, both of which I can see in action but I don’t know… --- ## [How to transfer data from SQL / MySQL database to Aerospike](https://discuss.aerospike.com/t/how-to-transfer-data-from-sql-mysql-database-to-aerospike/2530)
**Author:** [@Mnemaudsyne](https://discuss.aerospike.com/u/Mnemaudsyne)\ **Replies:** 0\ **Last updated:** [February 19, 2016, 2:34am UTC](https://discuss.aerospike.com/t/how-to-transfer-data-from-sql-mysql-database-to-aerospike/2530 "2016-02-19T02:34:35Z")
Want to move data from SQL to Aerospike NoSQL? Learn how here. --- ## [Using RAM and SSD namespaces in a common scenario](https://discuss.aerospike.com/t/using-ram-and-ssd-namespaces-in-a-common-scenario/2434)
**Author:** [@angelo.difino](https://discuss.aerospike.com/u/angelo.difino)\ **Replies:** 4\ **Last updated:** [January 29, 2016, 8:30pm UTC](https://discuss.aerospike.com/t/using-ram-and-ssd-namespaces-in-a-common-scenario/2434 "2016-01-29T20:30:55Z")
Hi all aerospikers ; - ) I’m in the process to choose a nosql db for a new project and I’m looking for some suggestions/ideas to best modelling my problem with aerospike, that so far seems the best solution. I mainly ha… [Previous page](https://discuss.aerospike.com/c/how-developers-are-using-aerospike/135.md?page=1) [Next page](https://discuss.aerospike.com/c/how-developers-are-using-aerospike/135.md?page=3)