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
1,070 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
730 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
2,776 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
1,004 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
1,174 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
854 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
843 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
985 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
1,811 reads
Blogs
T-SQL Tuesday #198 Roundup: How Do You Detect Data Changes?
Thank you to everyone who participated in T-SQL Tuesday #198! When I wrote the...
Optimizing Redshift Performance by Configuring WLM Queues
Efficient query performance in Amazon Redshift often comes down to how well you manage...
PowerShell Strikes Back: Return of the Loop
By gbargsley
Welcome back to PowerShell Strikes Back. We’re three weeks in, and the training is...
Forums
Dealing with huge heap tables
Recently, our dev teams approach me for advice on improving their huge heap table...
Merge Replication failing with Error converting data type nvarchar to numeric
After upgrading 2 Merge Replicated databases to SQL 2022 and re-establishing the Merge Replication...
Why Your Index Isn't Being Used? - Reading Execution Plans to Find the Real Culprit
Comments posted to this topic are about the item Why Your Index Isn't Being...
Question of the Day
Distance Metric Algorithms
What are the distance metric algorithms that can be used in VECTOR_DISTANCE()?
See possible answers