Blog – SQLpassion

SQLpassion Live Training about SQL Server Availability Groups

09/05/2022 09/05/2022 / By Klaus Aschenbrenner / SQLServer / Leave a Comment

On September 29, 2022 I will run an SQLpassion Live Training about SQL Server Availability Groups. High Availability with previous versions of SQL Server was always complex: you had Clustering, Database Mirroring, Log Shipping, and Replication. Beginning with SQL Server 2012 Microsoft changed everything and introduced a new High Availability technology called Availability Groups. In …

SQLpassion Live Training about SQL Server Availability Groups + read more

Virtual Memory & x64 Long Mode

08/12/2022 08/12/2022 / By Klaus Aschenbrenner / osdev / Leave a Comment

In my last blog posting I have talked about how you can read and execute the Second Stage Boot Loader of your own Operating System. In today’s blog posting I want to show you in the first step how you can remove the dependency from floppy disks. Afterwards we will switch our CPU into the …

Virtual Memory & x64 Long Mode + read more

Loading and executing the Second Stage Boot Loader

07/25/2022 07/25/2022 / By Klaus Aschenbrenner / osdev / Leave a Comment

In the last blog posting I have talked about how to read files from a FAT12 partition and print out its loaded content to the screen. In today’s blog posting I want to talk more about how to implement a Second Stage Boot Loader that can be loaded into memory for its execution. But let’s …

Loading and executing the Second Stage Boot Loader + read more

SQLpassion Live Training about Query Tuning Fundamentals

04/04/2022 04/04/2022 / By Klaus Aschenbrenner / SQLServer / Leave a Comment

On May 3, 2022 I will run an SQLpassion Live Training about SQL Server Query Tuning Fundamentals. If you have a database driven application which reacts very slowly when the data increases, then you are right in this live training! In this live training you will learn how you can tune SQL Server Queries with …

SQLpassion Live Training about Query Tuning Fundamentals + read more

Reading Files from a FAT12 Partition

03/03/2022 07/25/2022 / By Klaus Aschenbrenner / osdev / Leave a Comment

In my last blog posting I have talked about how a PC boots up, and how you can write your own boot loader. As you have seen it is quite easy to spin up your own OS and print out some characters to the console. But at some point, you need to have the functionality …

Reading Files from a FAT12 Partition + read more

SQLpassion BLOG

SQLpassion Live Training about SQL Server Availability Groups

Virtual Memory & x64 Long Mode

Loading and executing the Second Stage Boot Loader

SQLpassion Live Training about Query Tuning Fundamentals

Reading Files from a FAT12 Partition

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