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Product Management Improvement Question: Enhancing Databricks Delta Lake data reliability and query performance

What innovative ways could improve Databricks' Delta Lake's data reliability and performance?

Product Improvement Hard Member-only
Technical Analysis Product Strategy Data Architecture Cloud Computing Big Data Analytics Enterprise Software
Performance Optimization Cloud Computing Big Data Databricks Data Engineering

Introduction

To improve Databricks' Delta Lake's data reliability and performance, we need to dive deep into the product's current state, user needs, and potential areas for innovation. I'll analyze key stakeholders, identify pain points, generate solutions, and propose metrics to measure success. Let's begin by clarifying some crucial aspects of the product and its ecosystem.

Step 1

Clarifying Questions (5 mins)

  • Looking at Delta Lake's position in the data lakehouse architecture, I'm curious about its current adoption rate among Databricks users. Could you share what percentage of Databricks customers are actively using Delta Lake, and how this has changed over the past year?

Why it matters: Helps determine if we should focus on increasing adoption or enhancing features for existing users. Expected answer: 70% adoption, with 20% growth in the last year. Impact on approach: High adoption would shift focus to advanced features and performance optimization.

  • Considering the evolving data landscape, I'm wondering about the primary use cases driving Delta Lake adoption. Can you elaborate on the top 3 use cases we're seeing among our enterprise customers?

Why it matters: Identifies key areas where reliability and performance improvements would have the most impact. Expected answer: Real-time analytics, ML model training, and data governance. Impact on approach: Would prioritize solutions that address these specific use cases.

  • Given the critical nature of data reliability, I'm interested in understanding the most common data quality issues our users face. What are the top data quality challenges reported by Delta Lake users in the past six months?

Why it matters: Pinpoints specific reliability issues to address in our improvement efforts. Expected answer: Schema evolution conflicts, data inconsistencies during concurrent writes, and slow query performance on large datasets. Impact on approach: Would focus on developing solutions for these specific data quality challenges.

  • Considering the competitive landscape, I'm curious about how our performance benchmarks compare to other data lake solutions. Do we have recent benchmark data comparing Delta Lake's performance to alternatives like Apache Hudi or Apache Iceberg?

Why it matters: Helps identify specific performance areas where we need to improve to maintain a competitive edge. Expected answer: Delta Lake outperforms in write operations but lags in complex query performance on very large datasets. Impact on approach: Would prioritize query performance optimization for large-scale data.

Tip

Now that we've gathered this crucial information, let's take a brief moment to organize our thoughts before moving on to user segmentation.

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