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What are the risks of building a database outside IT control?

I've been looking for the best StackExchange community to ask this. I hope it fits well here. As a risk analyst in a trading business, I'm often confronted with large volumes of data, way beyond the ...
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1answer
212 views

optimizing MySQL for traffic analytics system

background : I've developed a URL shortener system like Bitly with same features , so the system also tracks clickers info and represent as graphs to the person who has shorten the link as ...
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0answers
206 views

SQL Server 2008 R2 - Merge Replication - Can the Distribution Database size cause replication problems?

Setup: We have a SQL Server 2008 R2 instance running on a central server. The server is a merge-replication publisher. We have 'N' subsribers running SQL Server 2008 Express. 'N' can grow to any ...
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0answers
69 views

PostgreSQL how to create a scalable location-based query

I need suggestions because I am not good enough. I have a DB in PostgreSQL that runs on AWS (Amazon Web Services). I have a table "user_location" where there are stored the locations of each user ...
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12 views

Choosing In-memory data grid / KV store for C++ project, targeting high throughput and elastic failover

(question moved from SO) I'm looking for IMDG/KV solution matching following criteria: must be distributed/HA: masterless/multi-write-master wanted has C/C++ API max. 200 microseconds latency ...
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59 views

MySQL: Optimizing for large but discrete data sets

In brief: I'm developing a database that handles GTFS datasets from multiple transit agencies. Each dataset contains millions of rows in the stop_times.txt file (and thus its corresponding table). ...
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83 views

MySql Scalability, Master Slave replication a good idea? Read description please

I have a database on mysql which is scaling on daily basis and right now its on 5M records and in a month it may double itself. I have a table containing users data which is the largest one. I have ...