Apache Calcite is a dynamic data management framework that provides SQL parsing, query optimization, and data federation capabilities. It serves as the SQL engine for many big data systems including ...

Abstract: Data lakes are typically large data repositories where enterprises store data in a variety of data formats. From the perspective of data storage, data can be categorized into structured, ...

StarTree Inc., which sells a real-time analytics platform and cloud service based on the Apache Pinot open-source online analytical processing database, today becomes the latest data analytics ...

Recently, NSFOCUS CERT detected that Apache issued a security bulletin to fix the arbitrary file read and SSRF vulnerabilities in Apache Kafka (CVE-2025-27817); Because the Apache Kafka client does ...

I have an druid extension project that adds new user defined function to Druid SQL, but I have been facing some problems when implementing tests. I have used this example as reference but it is broken ...

专利摘要显示，本发明公开了一种基于Apache Calcite的动态脱敏方法和装置，包括以下具体步骤：接入数据源，启动数据分级分类任务对接入的数据进行分级分类；获取查询SQL，采用Apache Calcite对SQL语句进行解析，生成对应的逻辑计划；基于数据的分级分类，结合 ...

Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with content, and download exclusive resources. Dany Lepage discusses the architectural ...

Abstract: Traditional relational databases are nowadays over-whelmed by the increasing data volume and concurrent access. NoSQL databases can manage large-scale data, but most of them do not support ...

The PGA Tour had signaled this was coming, but on Wednesday the USGA and R&A made it official. Golf’s governing bodies announced the creation of a Model Local Rule (MLR G-11), set to go into effect ...