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)
896 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)
1,044 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)
850 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)
652 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)
1,071 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)
653 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)
804 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
243 reads
Dropping database in RDS follows different method than dropping the database in local SQL Server. Below is the command to DROP the database in Amazon RDS EXECUTE msdb.dbo.rds_drop_database N'demodb' GO However when the SQL Server is configured with Multi-zone mirroring, then you need to set the partner to OFF and drop all active connections and […]
2020-01-17
398 reads
2019-12-20 (first published: 2019-12-10)
1,633 reads
By Rayis Imayev
(2021-Jan-19) I was raised listening and reading fairy tales where the main character would reach...
“One Gerbil, Two Gerbils or Three Gerbils?” is a common DBA joke about server...
By Ed Elliott
The next example is how to do a CTE (Common Table Expression). When creating...
Comments posted to this topic are about the item Reversing a String in Python
I have 2 tables, df1, and df2. I would like to join the two...
Hi , Has anyone tried to do this...I'm trying to select only "new customers"...
Ask SSC