15 citations · 26 across the 7 of their papers we have counts for
5 papers · 1 filter
Needles in the 'Sheet'stack: Augmented Analytics to get Insights from Spreadsheets
Medha Atre, Anand Deshpande, Reshma Godse +6
Business intelligence (BI) tools for database analytics have come a long way and nowadays also provide ready insights or visual query explorations, e.g. QuickInsights by Microsoft…
Verity: Blockchains to Detect Insider Attacks in DBMS
Shubham S. Srivastava, Medha Atre, Shubham Sharma +2
Integrity and security of the data in database systems are typically maintained with access control policies and firewalls. However, insider attacks -- where someone with an intima…
Algorithms and Analysis for the SPARQL Constructs
Medha Atre
As Resource Description Framework (RDF) is becoming a popular data modelling standard, the challenges of efficient processing of Basic Graph Pattern (BGP) SPARQL queries (a.k.a. SQ…
Left Bit Right: For SPARQL Join Queries with OPTIONAL Patterns (Left-outer-joins)
Medha Atre
SPARQL basic graph pattern (BGP) (a.k.a. SQL inner-join) query optimization is a well researched area. However, optimization of OPTIONAL pattern queries (a.k.a. SQL left-outer-join…
BitPath -- Label Order Constrained Reachability Queries over Large Graphs
Medha Atre, Vineet Chaoji, Mohammed J. Zaki
In this paper we focus on the following constrained reachability problem over edge-labeled graphs like RDF -- "given source node x, destination node y, and a sequence of edge label…