Can you take an InMemory OLTP filegroup offline, and what happens to the table data? I test it step by step using the database from my earlier post.
SQL Server emergency? Email pinal@sqlauthority.com with URGENT in the subject line.
SQL SERVER – Basics ColumnStore FAQ – Part II
Part II of my ColumnStore FAQ: what to check when a ColumnStore index causes a performance regression, starting with whether the optimizer used it.
SQL Server: What to Record Before Tuning a Slow Query
What to record before tuning a slow query starts with the original execution. Keep its SQL, inputs, connection settings, measurements, and plan together before testing a change.
Interview Question of the Week #043 – What is the Difference Between EXCEPT operator vs. NOT IN
Compare EXCEPT operator vs. NOT IN using NULL and duplicate examples, add NOT EXISTS, and inspect actual SQL Server anti-join plans.
SQL SERVER – Adding Datetime and Time Values Using Variables
Adding a time variable to a datetime variable throws Msg 402. The fix is to CAST the time to datetime first. Examples of adding datetime and time values.
SQL SERVER – Who is consuming CPU on my SQL Server?
A corridor question after my MODS session: who is consuming CPU on my SQL Server? Here is how I would find out using SQL Server itself.
SQL SERVER – What is Semantics Search Inside SQL Server?
What is Semantics Search in SQL Server? I lay the foundation: what semantics means, and how it relates to full-text, XML and spatial indexing.
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