Mermaid is a testbed system which provides integrated access to multiple databases. Two query optimization algorithms have been developed for Mermaid. The semijoin algorithm tends to reduce the data ...

When querying data in a blockchain network, one must access the distributed ledger stored across multiple nodes. Unlike traditional databases, which allow direct and real-time queries, blockchain ...

Distributed query processing is a technique that allows you to execute queries across multiple databases or data sources that are physically or logically separated.

The XData system d developed at IIT Bombay supports testing of SQL queries by generating datasets designed to detect many types of common errors. 2 XData can be used in database courses to help ...

SIMD (Single Instruction Multiple Data): ... The graph below shows the total number of publications each year in Data Compression and Query Processing in Database Systems.

The Query Planner is a crucial component of the Multi-Document Agent Q&A System, responsible for strategically selecting the most relevant document agents to engage in answering a given query. By ...

Moreover, partitioning based on storage formats that keep statistics about the data (e.g. Parquet) can intersect this information with the query predicates and retrieve only the necessary partitions ...