SQL databases have constraints on data types and consistency. NoSQL does away with them for the sake of speed, flexibility, and scale. One of the most fundamental choices to make when developing ...

When I am working with an Oracle database, I still find myself using SQL*Plus for many ... constraintName prompt "Constraint Name: " SELECT constraint_name, constraint_type, r_constraint_name ...

Organizations that are tired of waiting for big SQL analytic jobs to ... “I’ve been in the big data and analytics and business intelligence for a while, and that’s been a frustration point. Now with ...

PAGEIOLATCH_*—Buffer latches, including the PAGEIOLATCH_EX wait type, are used to synchronize access to BUF structures and associated pages in the SQL Server database. The most frequently occurring ...

Cascading referential integrity constraints are foreign key constraints that tell SQL Server to perform certain ... I’ll add some data to my tables.