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Redshift
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Use for BI (Business Intelligences) applications. Common use data warehouse
It's relational DB. Store up 16PB of data |
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In a Redshift cluster there is a requirement that a disaster recovery site is put in place in another region. Which solution help ensure that this requirement is fulfilled?
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Enable Cross-Region snapshots for the Redshift Cluster.
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Command to load data into Redshift cluster from S3?
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COPY
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We have a Redshift cluster. how ensure that all data is encrypted at rest?
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Enable the encryption feature for the cluster.
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What is EMR?
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EMR is Elastic MapReduce. It's used to process and move data in the cloud.
EMR is usefull with Apache Spark, hadoop |
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If appear a question that asks for real-time processing or streaming data.
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AWS Kinesis
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Kinesis Vs SQS
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Kinesis is in real time and SQS not always.
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What is the relation between AWS Kinesis Streams, AWS Kinesis FireHose and Redshift?
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AWS Kinesis Streams can't load data directly to Redshift.
AWS Kinesis Firehouse have the ability to load data directly to RedShift. |
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if your are looking fo Serverless SQL
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Athena is the best choice.
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Athena could directly do queries in ______
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S3
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What options we could use to reduce error and cost between Athena and S3
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Create a separate Workgroups based upon user groups.
Partition data based upon date & location. |
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Elasticsearch
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It's a thrid-party logging solution.
Elasticsearch love Logs. Excels when it's combined with Logstash and Kibana. This create Kibana (ELK) stack and is very common way to search over your server logs. |
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Crawler in AWS Glue
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Tool to determinate the schema from DynamoDB and populate the AWS Glue Data Catalog with metadata
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