📝 Research :https://ojitha.blogspot.com.au for my lengthy articles.
Semantic search with ELSER in Elasticsearch
Elastic Learned Sparse EncodeR(ELSER) is a retrieval model trained by Elastic that enables you to perform semantic search to retrieve more relevant search results.
👉 I created this blog post on docker to demonstrate Linux-optimised ELSER v2. The Elasticsearch version is 8.11.1.
Elastic Search Introduction
Learn Elasticsearch from zero to hero with this comprehensive guide covering installation, CRUD operations, mapping, and advanced search techniques.
Kafka PySpark streaming example
The diagram shows that the Kafka producer reads from Wikimedia and writes to the Kafka topic. Then Kafka Spark consumer pulls the data from the Kafka topic and writes the steam batches to disk.
Terraform For each iteration
This is to explain Terraform for each looping technique. In this example, 3 buckets are created to demonstrate the looping idea.
Spark to create a table in AWS Redshift
In this post, Spark reads the data from a CSV file to a DateFrame and saves that DataFrame as a Redshift table.