Tag: Script

GIS Map in Elasticsearch with Kibana using Vega, Scripted Fields & Painless

Vega graph

Elasticsearch is a distributed open source, RESTful search engine built on top of Apache Lucene and released under an Apache license. Kibana is an open source data visualization plugin for Elasticsearch. Vega (and Vega-lite) allows to beyond the built-in visualizations offered by Kibana. In this short tutorial we will use Vega to create a GIS …

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Automatic Backup of MySQL Database to Amazon S3. Use of Object Expiration to Delete Old Backups

The importance of backing up a database needs no further demonstration. The following will create daily, weekly and monthly backups for our database and copy them to an Amazon S3 Bucket (MyBucketName) in MyBucketName/Daily, MyBucketName/Weekly and MyBucketName/Monthly folders respectively. To control the cost of our backup solution, we will set expiration to each file to …

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