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01/20/2022
JEDI: These aren't the JSON documents you're looking for... (Extended Version*)
The JavaScript Object Notation (JSON) is a popular data format used in d...
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12/05/2021
Design Trade-offs for a Robust Dynamic Hybrid Hash Join (Extended Version)
The Join operator, as one of the most expensive and commonly used operat...
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11/22/2021
Columnar Formats for Schemaless LSM-based Document Stores
In the last decade, document store database systems have gained more tra...
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05/24/2021
DynaHash: Efficient Data Rebalancing in Apache AsterixDB (Extended Version)
Parallel shared-nothing data management systems have been widely used to...
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01/06/2021
Bridging BAD Islands: Declarative Data Sharing at Scale
In many Big Data applications today, information needs to be actively sh...
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10/12/2020
PolyFrame: A Retargetable Query-based Approach to Scaling DataFrames (Extended Version)
In the last few years, the field of data science has been growing rapidl...
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10/01/2020
Revisiting Runtime Dynamic Optimization for Join Queries in Big Data Management Systems
Query Optimization remains an open problem for Big Data Management Syste...
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09/10/2020
Subscribing to Big Data at Scale
Today, data is being actively generated by a variety of devices, service...
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04/22/2020
Breaking Down Memory Walls: Adaptive Memory Management in LSM-based Storage Systems (Extended Version)
Log-Structured Merge-trees (LSM-trees) have been widely used in modern N...
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02/22/2020
BAD to the Bone: Big Active Data at its Core
Virtually all of today's Big Data systems are passive in nature, respond...
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10/17/2019
An LSM-based Tuple Compaction Framework for Apache AsterixDB
Document database systems store self-describing records, such as JSON, "...
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08/19/2019
AFrame: Extending DataFrames for Large-Scale Modern Data Analysis (Extended Version)
Analyzing the increasingly large volumes of data that are available toda...
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06/23/2019
On Performance Stability in LSM-based Storage Systems
The Log-Structured Merge-Tree (LSM-tree) has been widely adopted for use...
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02/21/2019
An IDEA: An Ingestion Framework for Data Enrichment in AsterixDB
Big Data today is being generated at an unprecedented rate from various ...
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12/18/2018
LSM-based Storage Techniques: A Survey
In recent years, Log-Structured Merge-trees (LSM-trees) have been widely...
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08/27/2018