Hussain Akbar is creating a custom app, and is wondering if he can run both his production Web & SQL Server instances on the same Windows 10 machine to save on licensing. I don’t like the sound of running the database on a web server.
Question I need to let MySQL to check the uniqueness of a VARCHAR column which is 5000 max length and is not the primary key. I can use an index of length 500 on the column to speed up query, but how to create an … [Read More]
nilsinelabore is struggling with Excel date/time formats after converting a CSV to Excel.
If you restore a database, what does that do to the plan cache? Well, let’s start by looking at the documentation for RESTORE. (Emphasis mine) Restoring a database clears the plan cache for the instance of SQL Server. Clearing the plan cache causes a recompilation … [Read More]
Last week, I wrote about the SQL Server Version Store. The week before, I looked at crash recovery. Let’s look next at a new feature in SQL Server 2019, where these two features intersect: Accelerated Database Recovery. What is it? Accelerated Database Recovery(ADR) is a … [Read More]
Question This is a hypothetical question, that flows from the answer by sepupic where they explain that 2TB is the physical limit for SQL log file. if you need it more than 2Tb you add the second log file. I have long held the belief … [Read More]
UserSteve is upgrading to a new server and needs to move all his server settings to the new instance. I introduce him to DBA Tools as a quick way to copy configurations and other stuff to the new instance.
Maybe you’ve read about the Read Committed Snapshot (RCSI) or Snapshot Isolation levels. Or maybe you were trying to figure out the difference between the two snapshot isolation levels. Perhaps you’ve looked into read-only secondary replicas in your Availability Group, or even had some problems … [Read More]
If you’ve ever had a server reboot unexpectedly, you’ve probably seen SQL Server start up, with some databases “stuck” in recovery status, then eventually they come online. Or maybe you thought “this session is stuck in rollback. It’ll be quicker if I just reboot the … [Read More]
Question I have SQL server 2017. I have one 3 TB size database there. Somehow due to long running transaction the database got stuck ‘IN Recovery’ mode after SQL server Restarted. When I checked the sql error logs it says 2 189 255 seconds remaining … [Read More]
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