SQL Server 2017 fixes the plan quality issues of previous releases via three new features: interleaved execution for multi-statement table-valued functions (TVFs), batch-mode execution adaptive joins, ...

In this SQL Server tip, Arthur Fuller explains the effects of NULLs, and the different results obtained by inner and outer JOINs.

An inner join of these tables is performed where the DEPTNO value in TABLE1 is equal to the DEPTNO value in TABLE2. This join will be detected by the SQL Procedure and passed by the SAS/ACCESS engine ...

SQL JOINs make it easy to find and fix missing data Your email has been sent Many people are confused by various JOIN operations supported by SQL. Learn to master the SQL command line with this ...