There is no other time better than this when Nasa and SpaceX successfully launched their first Astronauts to space station from U.S. since 2011. This launch will create lots of new opportunities in space science and will create a new race in space dominance. When all these developments are going on, we cannot find better… Read More Tech Talk with Saurabh Kaushal ( TEDx speaker)
In this YouTube series I am covering 1. Cloud 101 2. Getting started with AWS 3. Introduction to AWS IAM 4. Introduction to AWS Storage Services 5. Introduction to AWS Networking Services 6. Introduction to AWS Migration Services ( Data Migration Services) 7. Introduction to AWS Compute Services – EC2 and Lambda 8. Introduction to… Read More AWS Learning series for Beginner
Step 1 – Install MS-SQL on your Mac Microsoft has made SQL 2017 and later version available for MacOS and Linux system. This change has made possible to run SQL Server from a Docker container. There for no need to install a virtual machine with Windows. Follow instruction described in below article to install MS-SQL… Read More Installing MSSQL on MAC
Error Message – User: arn:aws:iam::xxxx:user/admin is not authorized to perform: lakeformation:PutDataLakeSettings with an explicit deny Issue – This issue will occur when you will try add new user as Lake formation admin with IAM user which already added as admin to Lake formation lakeformation:PutDataLakeSettings Denying this permission prevents a data lake administrator from designating other… Read More AWS Lake formation – Error Message
Feature Comparison – Aurora PostgreSQL vs MySQL Feature Comparison As of Sep 2019. Features Features details Aurora PostgreSQL Aurora MySQL RDS PostgreSQL High Availability Read-replica Yes ( Up to 15 ) with sub-10ms replica lag Yes ( Up to 15 ) with sub-10ms replica lag Yes ( Up to 5 ) cross-region read replicas No… Read More Aurora PostgreSQL vs MySQL Feature Comparison
Ensure you quickstart docker vm is running ( you can check by using below command) https://hub.docker.com/r/cloudera/quickstart/ Launch VM container ( Go to terminal and run ) docker run –hostname=quickstart.cloudera –privileged=true -t -i -v /Users/navnit/Documents/cloudera:/src –publish-all=true -p 8888 cloudera/quickstart /usr/bin/docker-quickstart 2. Run docker ps command to validate if cloudera/quickstart is running… Read More How to copy file from cloudera quickstart docker to local file system ( mac or windows )
Step 1 – Connect to your ec2 instance ( follow below article ) https://learnsqlteam.com/2018/11/30/how-to-connect-aws-ec2-instance-through-terminal/ step 2 – go to /etc – ( cd /etc ) step 3 – edit crontab ( nano crontab ) step 4 – define schedule and command e.g. in this example I am sysning file b/w ec2 instance and s3 bucket… Read More How to enable cron schedule in AWS EC2 instance
Step 1 – Ensure your EC2 instance is running Step 2 – Get EC2 instance name or public ip . Step 3 – Locate your Key Pair ( you must need keypair to connect to AWS services programmatically ) Step 4 – grant sufficient access chmod 400 myKeypair.pem Step 4 – ssh to your ec2… Read More How to connect AWS EC2 instance through terminal
input [a,b,c,d] [b,c] [f,g,h] output a b c d b c f g h with NS AS ( select 1 as n union all select 2 union all select 3 union all select 4 union all select 5 union all select 6 union all select 7 union all select 8 union all select 9… Read More Redshift – How to flatten JSON data in redshift
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