Technology
VMware 2V0-17.25: Understanding VCF Architecture
An organization that once managed vSphere hosts, storage arrays and network security separately may adopt VMware Cloud Foundation (VCF) to standardize its…
Read article05 / THE EDITORIAL LIBRARY
Article archive
New thinking and practical technical perspectives
Technology
Delta Lake File Compaction: When OPTIMIZE Actually Helps
A large Delta table can contain millions of rows and still perform badly for a reason unrelated to total size: the data…
Read articleData & Analytics
Delta Lake Change Data Feed: Building Reliable Incremental Pipelines
A customer updates their address in an operational system. An analytics table needs to reflect the new address, while a downstream risk…
Read articleData & Analytics
Databricks Liquid Clustering: A Practical Delta Lake Design
Teams maintaining large Delta tables often inherit a complicated rulebook: pick static partitions, accept the imbalance when data grows, and schedule ZORDER…
Read articleData & Analytics
BigQuery Partitioning and Clustering: Designing for Pruning
A data warehouse query can be elegant and expensive at the same time. An analyst asks for orders placed in one week,…
Read articleArtificial Intelligence
AI-Assisted SQL Workflows Without Losing Query Control
A natural-language assistant can convert a question such as ‘Which customer segments had the largest quarter-on-quarter revenue decline?’ into a SQL query.…
Read articleTechnology
Panorama or Strata Cloud Manager? Choosing a Firewall Management Model
A firewall management migration is not a cosmetic change in consoles. An organization with dozens of perimeter and branch appliances may have…
Read articleTechnology
OSPF Area Design: When Hierarchy Helps and When It Hurts
A campus network grows from one building to a dozen sites connected through redundant regional links. Routing still works, but a single…
Read articleNetworking
Network Flow Logs: What Traffic Telemetry Can Actually Prove
A security alert says a server communicated with an unfamiliar address just before a sensitive dataset changed. Investigators find flow records showing…
Read articleTechnology
Amazon RDS Multi-AZ or Read Replicas? Decide by Failure Mode
A retail application becomes slow during a seasonal promotion. The team proposes adding a read replica, but the database administrator is concerned…
Read articleTechnology
AWS PrivateLink: Designing Private Service Boundaries
Private connectivity is often introduced with a reassuring diagram: two services exchange data without sending traffic over the public internet. That statement…
Read articleInfrastructure
Cloud DevOps Certifications: AWS, Azure and Google Cloud Compared
A DevOps credential can signal useful expertise, but its meaning depends on which cloud and which operating model the employer uses. Building…
Read article