APACHE SPARK & DATA ENGINEERING · DAY 020
Data skew: everything engineers need to know in practice
Expona Admin · Oct 27, 2026 · 6 min read
Tag · 714 articles
#Databases
Practical Databases articles, guides and code examples from the Expona engineering blog.
APACHE SPARK & DATA ENGINEERING · DAY 021
Adaptive Query Execution for Spark & Data Eng developers
Expona Admin · Oct 27, 2026 · 7 min read
APACHE SPARK & DATA ENGINEERING · DAY 023
Reading the Spark UI: a practical Spark & Data Eng guide
Expona Admin · Oct 27, 2026 · 6 min read
APACHE SPARK & DATA ENGINEERING · DAY 024
explain() and query plans: practical tips and trade-offs
Expona Admin · Oct 27, 2026 · 6 min read
APACHE SPARK & DATA ENGINEERING · DAY 026
ETL pipeline design: a practical Spark & Data Eng guide
Expona Admin · Oct 27, 2026 · 7 min read
APACHE SPARK & DATA ENGINEERING · DAY 027
ETL vs ELT: everything engineers need to know in practice
Expona Admin · Oct 27, 2026 · 9 min read
APACHE SPARK & DATA ENGINEERING · DAY 030
Delta Lake basics: a Spark & Data Eng guide for developers
Expona Admin · Oct 27, 2026 · 7 min read
APACHE SPARK & DATA ENGINEERING · DAY 033
Incremental processing: a practical guide for developers
Expona Admin · Oct 27, 2026 · 7 min read
APACHE SPARK & DATA ENGINEERING · DAY 034
Change data capture: a practical Spark & Data Eng guide
Expona Admin · Oct 27, 2026 · 8 min read
APACHE SPARK & DATA ENGINEERING · DAY 035
Spark Structured Streaming: patterns, pitfalls and fixes
Expona Admin · Oct 27, 2026 · 5 min read
APACHE SPARK & DATA ENGINEERING · DAY 046
Orchestrating pipelines with Airflow in Spark & Data Eng
Expona Admin · Oct 27, 2026 · 7 min read
APACHE SPARK & DATA ENGINEERING · DAY 049
dbt for transformations: real-world lessons and examples
Expona Admin · Oct 27, 2026 · 8 min read
APACHE SPARK & DATA ENGINEERING · DAY 050
Data modeling for analytics: what developers should know
Expona Admin · Oct 27, 2026 · 9 min read
APACHE SPARK & DATA ENGINEERING · DAY 054
Databricks basics: a Spark & Data Eng guide for developers
Expona Admin · Oct 27, 2026 · 7 min read
APACHE SPARK & DATA ENGINEERING · DAY 066
DuckDB for data engineers: practical tips and trade-offs
Expona Admin · Oct 27, 2026 · 6 min read
APACHE SPARK & DATA ENGINEERING · DAY 071
Building a clickstream pipeline: lessons from production
Expona Admin · Oct 27, 2026 · 8 min read
APACHE SPARK & DATA ENGINEERING · DAY 072
Building a sales analytics pipeline in Spark & Data Eng
Expona Admin · Oct 27, 2026 · 7 min read
APACHE SPARK & DATA ENGINEERING · DAY 079
Spark 4 highlights: a practical Spark & Data Eng guide
Expona Admin · Oct 27, 2026 · 8 min read
APACHE SPARK & DATA ENGINEERING · DAY 080
Data engineering roadmap for Spark & Data Eng developers
Expona Admin · Oct 27, 2026 · 7 min read
APACHE SPARK & DATA ENGINEERING · DAY 082
Spark configuration essentials: best practices explained
Expona Admin · Oct 27, 2026 · 6 min read