Query Optimization News Today

In the past few years, I've heard a lot about Avro, Parquet, ORC, Arrow and Feather, but I also keep hearing about Iceberg and Delta Lake. As a "database person", I’ve been struggling to understand all of these different things, and how they relate to Data Lakes and Data

Recent advancements in Machine Reading Comprehension (MRC) models have sparked interest in the field of Named Entity Recognition (NER), where entities are extracted as answers of given queries. Yet, existing MRC-based models face several challenges, including high computational costs, limited consideration of entity content information, and the tendency to generate sharp boundaries, that hinder their generalizability. To alleviate these issues, this paper introduces CREAM, an enhanced model leve...