Correctness of SQL Queries on Databases with Nulls.
Paolo GuagliardoLeonid LibkinPublished in: SIGMOD Rec. (2017)
Keyphrases
- sql queries
- relational databases
- databases
- relational database systems
- linear constraint databases
- relational algebra
- null values
- database
- database systems
- sql statements
- relational queries
- database schema
- object oriented
- data management
- data exchange
- query processing
- xml queries
- database technology
- data storage
- complex objects
- functional dependencies
- user defined
- real world
- database applications
- knowledge discovery
- data sources
- query language
- similarity measure