Search a query plan for a table with the Find Node feature in SSMS, or with XQuery over the plan XML. A demo query reads one table twice, and both methods find both visits. The post also shows how to save a plan file for later.
Transactions and Variables – SQL in Sixty Seconds #150
Transactions and Variables both are not related at all. There is no impact of a transaction on a variable. Let us learn about it today.
What is N in nvarchar? – Interview Question of the Week #301
Question: What is N in nvarchar?
Answer: n in nvarchar or nchar stands for world national. Let us learn today about datatypes.
SQL SERVER – Datatype Decimal Explained – Datatype Numeric
Just the other day I received an email from a client who was confused about the Datatype Decimal. Let us learn today how it works.
Room for an Index Build: Free Space and TempDB Placement
Room for an index build is the free space that your database and tempdb need before the build starts. This post estimates the index, checks both places, breaks a build on purpose, and shows what SORT_IN_TEMPDB moves and what it leaves in your database.
Finding the Indexes Behind Lock Waits With Operational Stats
Rank indexes behind lock waits with operational stats, separate latches from locks, and test targeted access or row versioning fixes.
Grid vs Text Output in SSMS: Why Line Breaks Disappear
Grid vs text output is a Management Studio setting that decides whether the line breaks in your data stay visible. This post builds a value with a line break, proves with T-SQL that the data holds it, and shows how to keep the break in each mode.