SQL JOINs make it easy to find and fix missing data ... Figure B shows the results of this query. Notice that, because the WHERE clause specifies that the entries in the DonorID fields must ...

WHILE loop performance in SQL Server ... In a previous TechRepublic column about SQL Server 2005, I showed how you can convert some of your iterative queries (cursors) to set-based operations ...

Microsoft changed the baseline set of assumptions it used to make those guesses in SQL Server 2014. While this proved problematic for a very small subset of queries, it helped the vast majority of ...

In May 1974, Donald Chamberlin and Raymond Boyce published a paper on SEQUEL, a structured query language ... To make matters worse, it is easy to make mistakes in SQL that can have real and ...

On chrome (as well as Firefox), absurd-sql beats IndexedDB on almost every benchmark. A query like SELECT SUM ... are asynchronous as the event loop of Javascript lends itself well to that ...

In part 1 of my SQL Server 2022 features series, you learned about the improvements to the cardinality estimator component of query optimization. In this installment, you will learn about another ...