Many people are confused by various JOIN operations supported by SQL. Learn to master the SQL command line with this crash course in JOIN syntax.

If tables selected for joining have a relation defined between them, Query and Reporting joins them automatically; see Joining Tables Automatically for more information. If the tables do not have a ...

I've been in an argument with one of our devs that took an update statement with an inner join and made it a left join (because inner was missing some records somehow in the left table - tableB in ...

Even if generative AI hides SQL behind the curtain, it will continue to play a critical role in how we interact with and use data.

Passing Joins to the DBMS Prior to Version 7 of the SAS System, an SQL query involving one or more DBMS tables or view descriptors was processed by the SQL procedure as if the DBMS tables were ...

Joey on SQL Server Deep Dive into SQL Server 2022's Query Performance Features, Part 2: PSP Optimization Reduce workload times with this handy feature that can benefit every database pro.

Normalized data giving you problems? Learn how to use the SQL subselect statement and handle your database like a pro!