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title = "ElasticSearch"
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weight = 101
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[taxonomies]
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tags = ["research", "elastic", "elasticsearch", "docker"]
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## Docker image
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```
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docker pull docker.elastic.co/elasticsearch/elasticsearch:7.8.0
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```
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## Start
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```
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docker run -p 9200:9200 -p 9300:9300 -e "discovery.type=single-node" docker.elastic.co/elasticsearch/elasticsearch:7.8.0
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```
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- Port 9200: REST interface.
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- Port 9300: Inter-node communication.
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- `discovery.type`: Just one node, no discovery needed.
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## Definitions
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- MySQL => Databases => Tables => Columns/Rows
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- Elasticsearch => Indices => Types => Documents with Properties
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## Adding information (REST)
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```
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POST /<index>/_doc/
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```
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