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"🚀 Delta Lake's Vectorized Delete: The Secret to 10x Faster Data Operations!"

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"🚀 Delta Lake's Vectorized Delete: The Secret to 10x Faster Data Operations!" Big news for data engineers! Delta Lake 2.0+ introduces vectorized delete - a revolutionary optimization that dramatically improves DELETE operation performance. 🔍 What is it? Vectorized delete processes multiple records in a single operation rather than row-by-row, reducing I/O operations and improving throughput. 💡 Why it matters: 10x faster DELETE operations on large datasets Reduced compute costs Lower latency for critical data pipelines When to use it: ✅ Bulk deletion of stale records ✅ GDPR/compliance data purging ✅ Regular data maintenance operations Pro tip: Combine with OPTIMIZE and ZORDER for maximum performance! Minimize image Edit image Delete image Choose the catalog & Schema Minimize image Edit image Delete image Dataframe to delta table format written Minimize image Edit image Delete image Traditional DELETE (Row-by-Row) Minimize image Edit image Delete image deletion vecto...

🅸🅽🆃🆁🅴🆅🅸🅴🆆 🅴🆇🅿🅴🆁🅸🅴🅽🅲🅴- 𝑻𝒆𝒏𝒂𝒏* (🆂🆃🅰🆁🆃🆄🅿)-1

  🚩🅸🅽🆃🆁🅴🆅🅸🅴🆆 🅴🆇🅿🅴🆁🅸🅴🅽🅲🅴- 𝑻𝒆𝒏𝒂𝒏* (🆂🆃🅰🆁🆃🆄🅿)-1 ✏️ There are a total of 4 rounds:  💡 Lead Technical (Round 1)-Virtual  💡 Manager Interview (Round 2)-Inperson  💡 Director Interview (Round 3)-Inperson  💡 HR Interview (Round 4)-Inperson Result : Reached HR Round but No Offer Letter Released Lesson Learned : Need to better prepare for HR discussions 𝐑𝐨𝐮𝐧𝐝-𝟏 ----------------------------------🆂🆀🅻------------------------------------------- Question-1: Given the data for products over several days:  📌 Write a SQL query to get Calculate the difference in quantity for each product compared to the previous day.  📌 Write a sql Query Identify any two days where the quantity was lower compared to other days for each product in the following data: Product Day Quantity A 1 10 A 2 6 A 3 21 A 4 9 A 5 19 B 1 12 B 2 18 B 3 3 B 4 6 B 5 23  📌 Write a SQL Query to Employee name & man...