Azure Data Engineer Certification Preparation
This week i got my new Azure Certification badge (Azure Data Engineer) and today i am writing this article to share all of the resources i collected it during...
2020-08-17
51 reads
This week i got my new Azure Certification badge (Azure Data Engineer) and today i am writing this article to share all of the resources i collected it during...
2020-08-17
51 reads
Most of DBA are coming from On-premise Database Servers they know very well How we can manage SQL backup using SQL Server native backup or even using SQL Server...
2020-08-08
37 reads
Azure RBAC is Role-based Access Control it is the gateway for any access (access management of Azure resources) and this service will help you to manage the access and...
2020-07-29
8 reads
Part 6 in Azure Cosmos DB architecture Series Keep Learning and Spread your Knowledge if you don’t read the previous parts I highly recommend you to take a look...
2020-07-28
18 reads
Again, still we have a lot of information we can spread our knowledge on it for Cosmos DB today I will talk about Cosmos DB API options and How...
2020-07-27
5 reads
Azure Synapse is the new Generation of SQL DW (Azure SQL Data Warehouse), that is launched in the past year In November 2019 the First announced for Azure SQL...
2020-07-21
8 reads
In my first article in Azure Cosmos DB, we talked about What is Cosmos DB and How to provisions it, then in the Second article we talked about Partitioning Architecture in Azure Cosmos...
2020-07-20
9 reads
Nowadays, the big environments that have large databases with a heavy amount of transaction they had one common performance issue in the OLTP transaction when the database size increased...
2020-07-20
4 reads
In my first article in Azure Cosmos DB, we talked about What is Cosmos DB and How to provisions it, then in the Second article we talked about Partitioning...
2020-07-19
6 reads
Introduction In my first article in Cosmos DB, I talked about the basic information about How to provision Cosmos DB, and today we will complete our discussion in How...
2020-07-19
5 reads
By Steve Jones
A friend was asking for help with some data analysis. This was in PowerBI,...
I am responding late to a T-SQL Tuesday invite from John Sterrett. John’s call...
It’s been forgotten about and neglected for few years but I’ve decided to dust...
Comments posted to this topic are about the item How a Legacy Logic Choked...
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Comments posted to this topic are about the item People Make Odd Choices
For the Question of the day, I am going to go deep, but try to be more clear, as I feel like I didn't give enough info last time, leading folks to guess the wrong answer... :) For today's question: You’re troubleshooting a performance issue on a critical stored procedure. You notice that a previously efficient query now performs a full table scan instead of an index seek. Upon investigating, you find that an NVARCHAR parameter is being compared to a VARCHAR column in the WHERE clause. What is the most likely cause of the query plan regression?
See possible answers