Traditional equi-join relies solely on string equality comparisons to perform joins. However, in scenarios such as ad-hoc data analysis in spreadsheets, users increasingly need to join tables whose ...

Abstract: Equi-join operations are fundamental in database management. Hash join algorithms are often used to reduce the computational complexity of join operations; however, their performance is ...

Database Query using SQL - Revision of database concepts and SQL commands covered in class XI Math functions: POWER (), ROUND (0), MOD (). Text functions: UCASE ...

Two tables are associated by matching a certain field in table A with the primary key of table B (By field association, as we explained in the previous essay, it is the equivalence of corresponding ...

JOINs are long-standing SQL headaches. As the number of tables to be joined increases, coding becomes error prone. The complicated statements for achieving JOINs make ...

CBSE Class 12 Informatics Practices Syllabus: Informatics Practises is also commonly known as IP amongst the senior secondary students of CBSE Board. The paper deals with The 12th class Informatics ...

Theft of private information is a significant problem for online applications. For example, a recent investigation found that at least eight million people’s medical records were stolen as a result of ...

Abstract: We study the problem of continuous relational query processing in Internet-scale overlay networks realized by distributed hash tables. We concentrate on the case of continuous two-way ...