Encryption Works
Encryption is supposed to protect data, and it appears to be working as police and authorities are often stymied by encrypted disks. Steve Jones recommends you encrypt your disks on all your machines.
TSQL Challenge 71 - Play mangled words game in TSQL
Your task is to process the input table that contains several mangled words and try to 'un-mangle' them and validate them against a 'dictionary' table.
Backup Verification: Tips for Database Backup Testing
A Backup system is merely part of a recovery system. If your backups can't be used to recover the database, then they're useless. Do you regularly make sure that you can restore a database from your backups?
Vote for the DBA in Space Finalists
There are 15 finalists in the DBA in Space competition. Cast your vote today, and every day, for the next 5 days to decide who is going into space.
A brief explanation and solution for the Double Hop problem
What on earth does “Login failed for user ‘(null)’, Reason: Not associated with a trusted SQL Server conn” mean?
The Employment Contract
This Friday Steve Jones wants to know if you'd like to have an employment contract of some sort. Do you want your duties, or maybe exlcusions, explicitly spelled out in an agreement?
How to Build a Resume (that doesn’t suck)
Resumes are like opinions, which are like something else: everybody’s got one. And if you don’t have one, then certain key functions are very hard to perform. In this case, not having a resume makes the job-getting difficult.
Restoring a SQL Server Database – A Practical Example
Performing a Database Restore is a part of a DBA's daily life. A DBA may need to perform a Restore due to various reasons such as recovery, refreshing a database for testing purpose etc. Many times it can be difficult to perform a Restore due to corrupted media, low disk space on the server and so on. This articlel outlines one approach which can be used to Restore the backup of the Production Database a test environment.
Setup Alerts for PBM
PBM raises errors for policy violations. We can create alerts on those errors to be notified of policy violations. In order to setup alerts on these errors there are three prerequisites. Note that violations for the “On Demand” evaluation mode do not raise errors. A policy must be set to
Not So Unbreakable
Oracle touted its database software as unbreakable, but many security researchers think the company is not spending enough effort on security. Steve Jones has a few comments.
Blogs
Automatic Index Compaction
By ReviewMyDB
Index maintenance has always meant nightly jobs and a window you have to defend....
The Goldilocks problem – Materialized Views
I’m sure you’ve all heard the tale of Goldilocks and the Three Bears, but...
Monday Monitor Tips: Virtual Machine Usage and Cost
By Steve Jones
One of the things I’ve been requesting for a number of years is cost...
Forums
SQL Art, Part 4: Happy 4th of July — A British DBA's Guide to Celebrating a War We Don't Talk About
Comments posted to this topic are about the item SQL Art, Part 4: Happy...
Alamat Kontak Resmi BCA KCP Kertajaya ??/Wa 08218154393
WA:08218154393 Jl. Kertajaya No.35, Airlangga, Kec. Gubeng, Surabaya, Jawa Timur 60281
How We Handled a Vendor Retry That Loaded Twice in Snowflake
Comments posted to this topic are about the item How We Handled a Vendor...
Question of the Day
Getting the Average
I have this data in the dbo.Commission table in a SQL Server 2022 database.
salesperson commission Brian 12 Brian 16 Andy 7 Andy 14 Andy 21 Steve 20 Steve NULLAll the data is a varchar, and I decide to run this query to get the totals for each salesperson.
SELECT SalesPerson
, AVG(TRY_PARSE(Commission AS int)) AS TotalCommission
FROM commission
GROUP BY SalesPerson
GO
What average commission is calculated for Steve? See possible answers