Database Insights

Compare CDC, ETL, and ELT — latency, complexity, cost, and when each pattern fits your data pipeline needs

Use Kafka Connect source and sink connectors to stream data between databases, warehouses, and event systems

Compare Snowflake, ClickHouse, and BigQuery on performance, cost, ecosystem, and real-world use cases in 2026

Compare ScyllaDB and Apache Cassandra — throughput, latency, operational complexity, and when to switch

Understand RDS Multi-AZ for HA and Read Replicas for read scaling — failover behavior, replication lag, and costs

Use Aurora Serverless v2 for cost-effective scaling — ACU configuration, scaling behavior, and when it fits

Apply DynamoDB advanced patterns — GSI overloading, sparse indexes, single-table design, and access pattern modeling

Choose the right Cassandra compaction strategy for your workload — STCS for write-heavy, LCS for read-heavy, TWCS for time-series

Model data in Cassandra around query patterns — partition key design, clustering columns, and anti-patterns to avoid

Compare Redis RDB snapshots and AOF logging — durability trade-offs, performance impact, and recovery scenarios

Configure Redis Cluster for horizontal scaling — hash slots, replication, failover, and client-side routing

Master MongoDB aggregation pipeline stages — $lookup, $group, $facet, explain plans, and index optimization