The phrase "a key database in" is correct and usable in written English.
It can be used when referring to an important or essential database within a specific context or field.
Example: "The research team relied on a key database in their study of climate change impacts."
Alternatives: "an essential database in" or "a crucial database in".
The isoform signature uniquely identifies a transcript structure, and can therefore be used as a key in databases of alternatively spliced isoforms, or to compare alternative splicing predictions produced by different methods.
The issue of discovering functional dependencies from populated databases has received a great deal of attention because it is a key concern in database analysis.
This means that in order to find a key in a database of that size it suffices to perform at most three input operations from disk.
Oracle on Wednesday reported better-than-expected per-share earnings and revenue, and said it saw some growth in key database sales despite constrained corporate spending.
Plus-sign is used for indicating usage as a key in Cassandra database modelling.
He also fielded questions regarding major concerns on executive departures and competition in Oracle's key database market.
Ontology annotation, the semantic level of knowledge representation, plays a key role in the database construction.
In the course of extending this to the general problem of subgraph isomorphism (a key primitive in graph databases), we were named GraphChallenge 2017 champions for our implementation of the triangle-counting and k-truss problems.
A key issue in developing this database was to provide the hepatologic community with a powerful but simultaneously highly reliable and comprehensive database to perform systems biology based high-throughput searches and comparison of gene expression, our database was linked to multiple other sources of genomic or genetic information and gene expression information in particular.
Log replication is a key component in highly available database systems.
