Showing posts with the label skills you need for next 5 years

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8 Ways to Optimize AWS Glue Jobs in a Nutshell

  Improving the performance of AWS Glue jobs involves several strategies that target different aspects of the ETL (Extract, Transform, Load) process. Here are some key practices. 1. Optimize Job Scripts Partitioning : Ensure your data is properly partitioned. Partitioning divides your data into manageable chunks, allowing parallel processing and reducing the amount of data scanned. Filtering : Apply pushdown predicates to filter data early in the ETL process, reducing the amount of data processed downstream. Compression : Use compressed file formats (e.g., Parquet, ORC) for your data sources and sinks. These formats not only reduce storage costs but also improve I/O performance. Optimize Transformations : Minimize the number of transformations and actions in your script. Combine transformations where possible and use DataFrame APIs which are optimized for performance. 2. Use Appropriate Data Formats Parquet and ORC : These columnar formats are efficient for storage and querying, signif

6 Top IT Skills that have Huge demand for the next 5 Years

These are top IT skills you need to know. Also, these are highly employable skills. These you can say as digital skills. Digital skills fetch you best salary, according to surveys by top job portals . 6 Top IT SKills SAS and R Programming Full stack development Data Engineering Data Scinece Mobile development - Perl, Ruby and Python Middleware integration software. The Bottom Line The trend is now changed. You can attend off-line and On-line courses and you can practices daily two hours. Within 2 or 3 months you can be perfect. Select any one skill for your employability. You cannot learn all the skills. It is dofficult to tell answers in the interviews.