We study two classes of summary-based cardinality estima tors that use statistics about input relations and joins of a small number of input relations: (i) optimistic estimators, which were defined in ...

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 ...

Is your feature request related to a problem? Please describe. Model Registry should support local lightweight deployments without having the need to configure and deploy either an external database.

Abstract: This paper describes the design of embedded system that enables the remote access of database by the implementation of web server. Porting of Linux to ARM9 is carried out to enable further ...

Aerospike Inc., maker of a highly scalable NoSQL database, today is entering the graph database market with an offering that it claims can outperform and outscale offerings from market leaders such as ...

In recent years, knowledge graphs have become an important tool for organizing and accessing large volumes of enterprise data in diverse industries — from healthcare to industrial, to banking and ...

When Emil Eifrem, founder and CEO of Neo4j, was working for an enterprise content management startup in Sweden in the mid-2000s, he was struggling with the challenge of mapping relationships between ...

# the License, or (at your option) any later version. - ``db_name`` -- string. The name of the database to be created. OUTPUT: a database connection object. - ``db_name`` -- string. The name of the ...