Are you a Senior Sql Server DBA or novice looking for a Daily Sql Server Health Check? As a Senior DBA for over 15 years I have compile a few scripts I use on a daily basis to check the health of my Sql Servers. Perform a Daily Sql Server Health Check on your Sql […]
2020-05-06
16,679 reads
A common question that I've seen online is how do I return multiple sql datasets from a single query using INVOKE-SQLCMD. Most of the answers out there say it is not possible, but it is in fact possible by using the OutputAs dataset parameter. This parameter outputs a dataset that has all of the information […]
2020-04-24 (first published: 2020-04-16)
7,787 reads
This script will provide a list of indexes that are not used in a database. Indexes are overhead and any indexes not being used but are being updated cause additional load on a database. This looks at the following items: User seeks, scans and lookups. If all three of these are zero and the User […]
2020-04-21 (first published: 2020-04-13)
4,347 reads
This script on missing indexes that SQL had found. SQL will track queries and provide suggestions on indexes it feels will provide improvements. You should not take this information and create all the indexes. Performance tuning can be an art and takes practice. This information should be reviewed and as a DBA implemented a little […]
2020-04-20 (first published: 2020-04-13)
12,392 reads
Several months ago someone commented on a calendar thread that you should not even try to calculate Easter in SQL Server because the math was too hard. That got me to thinking and I decided to see if that was actually the case. I found that there are several well known algorithms available - but […]
2020-04-06 (first published: 2020-03-31)
5,252 reads
Know who all the individual group members are for a given WINDOWS_GROUP login. This script uses the sys.xp_logininfo procedure to find group members for each login on an instance. This is useful when attempting to remove orphaned WINDOWS_LOGINS. May have issues working across your logged in domain.
2020-03-23 (first published: 2020-03-13)
1,661 reads
Easily graph your storage needs based on msdb backup data recorded automatically, no matter what your backup solution is.
2020-03-17 (first published: 2020-03-10)
1,727 reads
This script will find all orphaned users on all databases on an instance, and generate a script to drop each user. Simply execute, copy the values from the DropScript column to a new SSMS window and execute. There are two risks with this script. Use with caution: This script attempts to take into account users […]
2020-03-16 (first published: 2020-03-13)
1,406 reads
The script searches through every column of every record in a database to find a value. It works with numbers too. Simply assign a value to @MyString. Indicate what datatype(s) you wish to search through, and indicate if you want wildcards, and execute. The search is smart and will only search through columns where @MyString is […]
2020-03-05 (first published: 2020-03-02)
1,200 reads
This script finds auto created statistics that duplicate existing stats generated by indexes, and may help to speed up your statistics maintenance. Copy the results from the DropScript column to a new SSMS tab and execute.
2020-02-21
544 reads
By Steve Jones
Thanks to everyone that attended my sessions at VS Live San Diego yesterday. It...
By Steve Jones
I was creating a question on sp_readerrorlog and realized that this procedure is different...
By SQLPals
Why sys.fn_dblog Is Undocumented And Why It's Still There Why sys.fn_dblog...
Comments posted to this topic are about the item Implementing Type 4 Slowly Changing...
Comments posted to this topic are about the item The Disabled Index
Comments posted to this topic are about the item Server-Level Table sizes
I run this code on SQL Server 2022.
CREATE TABLE Drink
(
drinkid INT NOT NULL
CONSTRAINT DrinkPK PRIMARY KEY CLUSTERED,
drinkname VARCHAR(20),
rating NUMERIC(2, 1)
)
GO
INSERT INTO Drink
(
drinkid,
drinkname,
rating
)
VALUES
(1, 'Margarita', 4.5),
(2, 'Mojito', 4.3),
(3, 'Old Fashioned', 4.7),
(4, 'Martini', 4.4),
(5, 'Cosmopolitan', 4.2)
GO
ALTER INDEX drinkpk ON dbo.drink DISABLE
GO
SELECT * FROM dbo.Drink
GO
What is the result? See possible answers