Data Lakehouse defined
As a follow-up to my blog Data Lakehouse & Synapse, I wanted to talk about the various definitions I am seeing about what a data lakehouse is, including a...
2021-02-02 (first published: 2021-01-25)
607 reads
James Serra's Blog
Data Lakehouse defined
As a follow-up to my blog Data Lakehouse & Synapse, I wanted to talk about the various definitions I am seeing about what a data lakehouse is, including a...
2021-01-25
13 reads
Syncing SQL databases
There are various ways to keep SQL Server databases and SQL Database/SQL Managed Instance (SQL MI) databases in-sync asynchronously that I will discuss in this blog. The main use...
2021-01-05 (first published: 2021-01-04)
990 reads
Syncing SQL databases
There are various ways to keep SQL Server databases and SQL Database/SQL Managed Instance (SQL MI) databases in-sync asynchronously that I will discuss in this blog. The main use...
2021-01-04
34 reads
DirectQuery for Power BI datasets and Azure Analysis Services (preview)
Announced last week is a major new feature for Power BI: you can now use DirectQuery to connect to Azure Analysis Services or Power BI Datasets and combine it...
2021-01-01 (first published: 2020-12-23)
800 reads
DirectQuery for Power BI datasets and Azure Analysis Services (preview)
Announced last week is a major new feature for Power BI: you can now use DirectQuery to connect to Azure Analysis Services or Power BI Datasets and combine it...
2020-12-23
13 reads
New Microsoft data governance product: Azure Purview
Azure Purview is at data governance solution that is the sequel to the product Azure Data Catalog, and is now available in public preview. Purview catalogs data from on-premises,...
2020-12-10
132 reads
New Microsoft data governance product: Azure Purview
Azure Purview is at data governance solution that is the sequel to the product Azure Data Catalog, and is now available in public preview. Purview catalogs data from on-premises,...
2020-12-10
14 reads
Azure Synapse Analytics is GA!
(Note: I will give a demo on Azure Synapse Analytics this Saturday Dec 5th at 1:10pm EST, at the PASS SQL Saturday Atlanta BI (info) (register) (full schedule)) Great...
2020-12-15 (first published: 2020-12-04)
444 reads
Azure Synapse Analytics is GA!
(Note: I will give a demo on Azure Synapse Analytics this Saturday Dec 5th at 1:10pm EST, at the PASS SQL Saturday Atlanta BI (info) (register) (full schedule)) Great...
2020-12-04
4 reads
Blogs
Part 3 of 3: Tuning DiskANN — R, Alpha, L, Beam Width, Recall and Latency
In Part 1, we saw how ‘Vamana’ represents vectors as nodes, connects them with...
Automated SQL Server Benchmarking with HammerDB and Docker: A Complete Testing Framework
I’m excited to announce the release of a new open-source project that fully automates...
T-SQL Snapshot Backups on Availability Group Secondary Replicas
One of my favourite features of SQL Server 2022 was the T-SQL Snapshot Backups....
Forums
Optional Parameter Plan Optimization in SQL Server 2025: Fixing the Kitchen-Sink Search Procedure
Comments posted to this topic are about the item Optional Parameter Plan Optimization in...
AI Experience Gap that we keep talking about
Comments posted to this topic are about the item AI Experience Gap that we...
Question of the Day
ORDER BY alias
There is a table tmp_tab:
CREATE TABLE tmp_tab ( id int, val int );
INSERT INTO tmp_tab VALUES (1, 1), (2, NULL), (3, 3), (4, 4), (5, 5);You want to order the rows ids by the following expression:
ISNULL(val, id) + 1Which of the following queries produces the expected ordering and why? (Select all correct) See possible answers