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Recent Posts
Categories
- Design (2)
- Elasticsearch (3)
- Golang (5)
- hadoop (2)
- Java (10)
- linux (1)
- Performance (1)
- Scala (2)
- Security (3)
- Spark (2)
- Spring (2)
- Spring Batch (1)
- Spring Boot (1)
- sqoop (1)
- UI (1)
- unix (1)
- Vim (2)
Tags
annotation
apache hive 3
cdp
cloudera
commands
CORS
cron
dataframe
design pattern
DNS
elastic
elasticsearch
go
golang
hadoop
hdfs
hive
http
ip
java
jms
JpaRepository
junit
mockito
mq
mysql
nginx
oracle
proxy
proxy_pass
queue
rdbms
rdd
resolution
reverseproxy
scala
scheduled
spark
spring
springboot
spring boot
sql
sqoop
string
vim
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Elasticsearch : What, How and Why?
At its core, you can think of Elasticsearch as a server that can process JSON requests and give you back JSON data in near real-time.
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Be careful while querying inner objects in elasticsearch
In elasticsearch we can store closely related entities within a single document. For example, we can store a blog post and all of its comments together, by passing an array. read more…
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