tsql

ORDER BY, OFFSET, and Fetch in TSQL

ORDER BY, OFFSET, and Fetch in TSQL

My most recent Quizletter featured a quiz on ORDER BY in TSQL, complete with questions on the OFFSET and FETCH clauses which we got in SQL Server 2012.

One great thing about teaching TSQL School is that it reminds me of these cool options that can be easy to forget.

How to Script Out Indexes from SQL Server

How to Script Out Indexes from SQL Server

Sometimes you need to script out all the indexes in a database. Maybe you’re concerned something has changed since they were last checked in. Or maybe the indexes aren’t checked into source control, and you’re working on fixing that. (Important!)

Either way, sometimes you need to do it, and it’s not fun through the GUI. I needed to write some fresh demo code for this recently, and I needed it to give the details for partitioned tables using data compression, and I thought I’d share.

Why ROWLOCK Hints Can Make Queries Slower and Blocking Worse in SQL Server

Why ROWLOCK Hints Can Make Queries Slower and Blocking Worse in SQL Server

Sometimes when SQL Server gets slow, developers and DBAs find that the problem is blocking. After lots of work to identify the query or queries which are the blockers, frequently one idea is to add ROWLOCK hints to the queries to solve the problem or to disable PAGE locks on the table. This often backfires - here’s why.