48 citations · 55 across the 4 of their papers we have counts for
4 papers · 1 filter
Towards Next Generation Data Engineering Pipelines
Kevin M. Kramer, Valerie Restat, Sebastian Strasser +2
Data engineering pipelines are a widespread way to provide high-quality data for all kinds of data science applications. However, numerous challenges still remain in the compositio…
Extracting JSON Schemas with Tagged Unions
Stefan Klessinger, Meike Klettke, Uta Störl +1
With data lakes and schema-free NoSQL document stores, extracting a descriptive schema from JSON data collections is an acute challenge. In this paper, we target the discovery of t…
A Taxonomy of Schema Changes for NoSQL Databases
Alberto Hernández Chillón, Meike Klettke, Diego Sevilla Ruiz +1
Schema evolution is a crucial aspect in database management. The proposed taxonomies of schema changes have neglected the set of operations that involves relationships between enti…
Managing Schema Evolution in NoSQL Data Stores
Stefanie Scherzinger, Meike Klettke, Uta Störl
NoSQL data stores are commonly schema-less, providing no means for globally defining or managing the schema. While this offers great flexibility in early stages of application deve…