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48 lines
1.0 KiB
Markdown
48 lines
1.0 KiB
Markdown
presto
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======
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[Presto][1] is a distributed SQL query engine designed to query large data sets
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distributed over one or more heterogeneous data sources.
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## standalone mode
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```yaml
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presto:
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image: vimagick/presto
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ports:
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- "8080:8080"
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volumes:
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- ./conf/standalone:/opt/presto/etc:ro
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- /data:/data
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restart: unless-stopped
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```
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## cluster mode
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```bash
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$ ansible all -a 'mkdir -p /data'
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$ docker stack deploy -c docker-stack.yml presto
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$ docker service update --replicas-max-per-node=1 presto_worker
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$ docker service update --replicas 10 presto_worker
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$ docker ps | grep presto_coordinator | awk '{print $1}'
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4cc5c6c420d7
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$ docker exec -it 4cc5c6c420d7 presto --server localhost:8080 --catalog tpch
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>>> show schemas;
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>>> show tables from tiny;
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>>> select * from tiny.customer limit 10;
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>>> quit
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$ curl http://localhost:8080/ui/
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$ curl http://localhost:8080/v1/service/presto/general
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```
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> :warning: If volume settings are changed, you need to remove them manually on all nodes.
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[1]: https://prestodb.io/
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