Do I Need to Master PowerShell?
As a SQL Server DBA, do you need to be a master of PowerShell scripts? In this 9 minute episode, I talk about how much you need to know...
2017-09-12
8 reads
How Can the SQL Server Resource Governor Help You?
MANAGING ‘NOISY NEIGHBORS’ IN SQL SERVER If you’ve been managing databases for any length of time, you’ve probably had to contend with the “noisy neighbors” scenario. In this scenario,...
2017-02-10
17 reads
2016-10-18
8 reads
2016-07-22
5 reads
2016-06-02
10 reads
AlwaysOn Availability Groups Synchronous Replica Readable Secondary Data Access Latency
With SQL Server AlwaysOn Availability Groups, when you configure a secondary in synchronous-commit mode for read-only access, there can be data access latency. If you make changes to your...
2016-05-15
8 reads
Cardinality Estimation – Table Variable Vs Temporary Table in SQL Serve
SQL Server creates and maintains statistics for temporary tables, which lead to better cardinality estimation and optimal execution plan generation. Table variables have no statistics, which can result in...
2016-05-15
8 reads
Extended Event Locks Lock Waits in SQL Server
When it comes to lock waits, one of the important information we need to know is which statement waited for locks and how long. This is possible with extended...
2016-05-15
116 reads
Extended Event Query Post Execution Showplan in SQL Server
Query Post Execution Showplan event is a very useful event to find problematic queries and execution plans based on CPU usage or duration while analyzing performance issues. It can...
2016-05-15
51 reads
Filtered Statistics in SQL Server
In SQL Server, Filtered Statistics can improve cardinality estimation, i.e. when joining lookup table, or while joining fact table and dimension table. For this reason, SQL Server supports the...
2016-05-15
6 reads
Blogs
Creating a Striped Backup Set with AI
By Steve Jones
I needed to test a striped backup, so I decided to ask the AI’s...
Trace Flag 1448 – Lessons from a Technical Interview
By gbargsley
In SQL Server environments where transactional replication runs alongside Always On Availability Groups (AGs),...
Disable the sa login in SQL Server (and sleep better)
Disable the sa login in SQL Server (and sleep better)If you run SQL Server...
Forums
Create an HTML Report on the Status of SQL Server Agent Jobs
Comments posted to this topic are about the item Create an HTML Report on...
Automatically generate tabular model partitions
Hi. I hope someone can give some useful suggestions. My workplace have a suite...
SQLPS and syspolicy_purge_history job
The SQLPS.exe file has gone AWOL on 2 of my 4 SQL servers, ie,...
Question of the Day
Locking Hierarchies
You have a table [dbo].[orders] without a Clustered Index (Heap). The table does not have any other nonclustered indexes! You rund the following command in Read Committed Isolation Level:
SELECTo_orderdate,
o_orderkey,
o_custkey,
o_storekey
FROMdbo.orders
WHEREo_orderkey = 3877;