Tag: OLAP

3 articles

Big Data 220 - Data Warehouse Introduction

In 1988, IBM first introduced the concept of "Information Warehouse" when facing increasingly scattered enterprise information systems and growing data silo problems.

11/12/2024

Apache Druid Real-time OLAP Architecture & Selection Points

Apache Druid real-time OLAP practice: suitable for event detail with time as primary key, sub-second aggregation and high-concurrency self-service analysis.

9/27/2024

Apache Kudu: Real-time Write + OLAP Architecture, Performance

Apache Kudu is an open-source storage engine developed by Cloudera and contributed to Apache Software Foundation.

9/23/2024