Apache Spark 4.3 brings stateful streaming with millisecond-scale latency, history-preserving Auto CDC, and faster data and ...
QKS Group announced today that it has named AuraQuantic as a leader in the SPARK Matrix™: Low Code Application Development ...
SNOWFLAKE EXPEDITION 2026 - Snowflake (NYSE: SNOW), the AI Data Cloud company, today at Snowflake Expedition 2026 announced ...
"I connected an AI agent to a database and asked it to 'get last month's net sales,' and it wrote and executed the SQL in ...
Foundry in the real world: Turning LLM hunches into verified findings – Security Loop Series, Part 2
See how Foundry turns LLM hunches into verified findings on Langflow, MLflow, and PyGoat, using an evidence gate and an honest look at token cost.
Discover how Open Cosmos connects Earth observation, onboard processing, and satellite communications to turn orbital data ...
Discover how Databricks brings cost controls including attribution, access controls, and smarter spend limits to serverless.
I'm studying Java, but I don't know what to learn next.I often hear the terms SQL and Spring Boot, but how are they ...
Couchbase today announced a major expansion of its AI Data Plane with new capabilities including native Amazon Bedrock integration with semantic caching, managed Agent Memory and a managed MCP server ...
Woo! I’m posting this live from the first ever European SQLCon (joint conference with FabCon EU), and the second ever SQLCon. The energy here is great, as the community comes together in Barcelona and ...
Some of the world’s most critical databases run in places where cloud connectivity cannot be assumed. A remote industrial site, for example, may need production systems to continue operating when ...
文章浏览阅读156次。SQL性能优化不能仅看执行时间，而应关注逻辑读、扫描行数、算子执行次数等核心指标。高逻辑读、低数据访问效率（如返回100行却扫描百万行）表明查询设计低效，即使当前执行快，也易在数据量或并发增加时恶化。应结合实际执行计划，分析Estimated Rows与Actual Rows差异、Rows× ...
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