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debashisdash1999 / snowflake_proj5_handling_semi_unstructured_data

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Hands-on project demonstrating how to load and query semi/unstructured data in Snowflake. Covered: Loading JSON data into a VARIANT column and extracting structured values using FLATTEN, Loading Parquet files from AWS S3 into relational tables with proper column mapping.

json sql aws-s3 snowflake data-engineering parquet flatten data-warehousing semi-structured-data cloud-data-platform copy-into variant-data-type external-stage structured-vs-semi-structured
  • Updated Aug 17, 2025

debashisdash1999 / snowflake_proj11_data_sampling

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This project demonstrates data sampling techniques in Snowflake. It covers loading datasets from S3, performing RANDOM and SYSTEM sampling methods to extract subsets, validating sampled data, and optimizing analysis on datasets.

sql etl analytics aws-s3 snowflake data-engineering data-analysis data-exploration portfolio-project data-sampling sample-data random-sampling cloud-data-warehouse copy-into system-sampling
  • Updated Aug 17, 2025

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