SQL server – ISNUMERIC and checking for valid numeric tyopes
During a large ETL process from a staging table , UPDATE was creating an error on a CONVERT.
Msg 245, Sev 16,...
2012-01-30
1,068 reads
- Interests: Performance Tuning Database Servers, Running and Coffee
SQL Server - Generate SQL INSERT from Excel
Generate SQL Server INSERT statements with Excel Concatenate.
A developer requested access to a Production database. The details were to COPY...
2012-01-27
1,071 reads
SQL Server – Error Logs recycle without SQL Server Restart
If some long running error situation , the Error Log can become very big. In those situations , it can be time-consuming...
2012-01-26
729 reads
SQL Server - BACKUP LOG WITH NO_LOG
The BACKUP LOG WITH NO_LOG and WITH TRUNCATE_ONLY options are discontinued in SQL Server 2008.
There is no replacement for this...
2012-01-22
2,775 reads
SQL Server – Modifying Production Data Good Practise
Q. “I need to modify Production Data directly on a Production database. What are some steps I can follow to...
2012-01-21
1,000 reads
SQL Cachestore flush
For each cleared cachestore in the plan cache SQL Server reports a message in the error logs , such as :
SQL...
2012-01-20
1,170 reads
SQL Server – Powershell Excel to HTML
SQL Server, Powershell and Excel are a good mix . But saving to Powershell output to HTML is versatile – if requiring...
2012-01-19
851 reads
SQL Performance Tuning - optimizing for response time
Different queries are optimized for different objectives
Response Times and Throughput are two standard objectives.
Response Time is about retrieving the hits...
2012-01-18
842 reads
Hungarian Notation is misunderstood
Hungarian notation refers to a identifier naming convention. The variable indicates the variables use – as opposed to what they are....
2012-01-17
981 reads
SQL Agent Jobs – Schedule in seconds
1) How can I execute a SQL Server Agent Job every few seconds? Administrators try to use SQL Server Agent as...
2012-01-16
1,810 reads
Blogs
TempDB Internals – What’s New (SQL Server 2016 to 2022)
By Vinay Thakur
I wrote about TempDB Internals and understand that Tempdb plays very important role on...
AI: Blog a Day – Day 2: Generative AI, Multimodal Systems, and Agent AI
By Vinay Thakur
continuing from Day 1 where we covered the history of AI and GPT family,...
Forums
A Quick Restore
Comments posted to this topic are about the item A Quick Restore
Guarding Against SQL Injection at the Database Layer (SQL Server)
Comments posted to this topic are about the item Guarding Against SQL Injection at...
Ola Hallengren Index Optimize Maintenance can we have data compression = page
I have a quick question on Ola Hallengren Index Optimize Maintenance . Do we...
Question of the Day
A Quick Restore
While doing some testing of an application, I wanted to reset my environment after doing some testing with this code:
USE DNRTest BACKUP DATABASE DNRTest TO DISK = 'dnrtest.bak' GO /* Bunch of stuff tested here */RESTORE DATABASE DNRTest FROM DISK = 'dnrtest.bak' WITH REPLACEWhat happens if this runs, assuming the "bunch of stuff" isn't anything affecting the instance. See possible answers