Historical Queries

DataFunSummit

Dec 5, 2022 · Big Data

Impala Cluster Performance Optimization Based on Historical Queries: Practices and Solutions

This article presents a comprehensive overview of Impala cluster performance optimization using historical query analysis, covering background, high‑performance data‑warehouse construction principles, identified pain points, HBO implementation details, optimization techniques, and future development plans for the Impala ecosystem.

HBOHistorical QueriesImpala

0 likes · 16 min read

Impala Cluster Performance Optimization Based on Historical Queries: Practices and Solutions

Rare Earth Juejin Tech Community

Nov 28, 2022 · Operations

Understanding Flowable Gateways, Process Variables, and Historical Process Queries

This article provides a comprehensive tutorial on Flowable BPMN, covering the three main gateway types, various methods for setting global, local, and transient process variables, and detailed techniques for querying historical process information, tasks, activities, variables, logs, and identity links.

BPMNFlowableGateways

0 likes · 25 min read

Understanding Flowable Gateways, Process Variables, and Historical Process Queries