Extended Events Tips & Tricks
Subscribe to SQLMaestros YouTube channel. If you want more learning content in your inbox, subscribe to SQLMaestros Bulletin. SQLMaestros YouTube | SQLMaestros Bulletin | SQLMaestros Twitter
SQLMaestros Bulletin: July 10, 2020
#2_July_10_2020_Friday Hi There, New Blog Posts Double Read – Reading The Same Record Twice. Watch a two-minute video on Twitter. Also read the full blog post. Click Here. Deadlock Due To Bookmark Lookups – Read the full blog post. The Scripts Garage • How to Defragment All The Indexes In a Database. Click Here. • [...]
Rank( ) Function in SQL Server (By Satya Ramesh)
In this video, you will learn to use RANK() function in SQL Server. RANK () is one of the four Ranking Functions that are available in SQL Server. 1. ROW_NUMBER() 2. RANK() 3. DENSE_RANK() 4. NTILE(N) In one of our previous videos we have already discussed about ROW_NUMBER() function, you can watch that video here: [...]
How to Rollback Truncate using Backup & Restore? (By Satya Ramesh)
In this video, you will learn to get back truncated data using backup and restore mechanism. Get new content directly in your inbox - Click here You can also visit DataPlatformGeeks (DPG) Video Library to watch more videos and to download video resources (presentation & demo code). Hope the video was worth your time. Happy [...]
Truncate Can be Rolled Back? (By Satya Ramesh)
In this video, you will learn about whether Truncate can rolled back or not? Get new content directly in your inbox - Click here You can also visit DataPlatformGeeks (DPG) Video Library to watch more videos and to download video resources (presentation & demo code). Hope the video was worth your time. Happy Learning. [...]
Performance Monitor Counters (by Amit Bansal)
Here is a quick technique to record performance counters data in SQL Server. Get new content directly in your inbox - Click here You can also visit DataPlatformGeeks (DPG) Video Library to watch more videos and to download video resources (presentation & demo code). Hope the video was worth your time. Happy Learning. [...]
Monitoring Pressure – Observing Task Count (by Amit Bansal)
There are many ways of monitoring SQL Server pressure. Here is a quick demo. Get new content directly in your inbox - Click here You can also visit DataPlatformGeeks (DPG) Video Library to watch more videos and to download video resources (presentation & demo code). Hope the video was worth your time. Happy Learning. [...]
Tempdb Space Usage Monitoring (by Amit Bansal)
The first step towards troubleshooting Tempdb growth is to understand where is the space being used. Get new content directly in your inbox - Click here You can also visit DataPlatformGeeks (DPG) Video Library to watch more videos and to download video resources (presentation & demo code). Hope the video was worth your time. Happy [...]
Database IO Cost (Reads & Writes) (by Amit Bansal)
When you have dozens of databases hosted in a single instance, it helps to narrow down on databases that are contributing towards maximum IO reads and writes. In other words we are trying to narrow down on databases that are consuming maximum IO. Get new content directly in your inbox - Click here You can [...]
CPU Cost by Database (by Amit Bansal)
When you have dozens of databases hosted in a single instance, it helps to narrow down on databases that are contributing towards maximum CPU cycles. Get new content directly in your inbox - Click here You can also visit DataPlatformGeeks (DPG) Video Library to watch more videos and to download video resources (presentation & demo [...]
Tracking Page Splits Using Extended Events (by Amit Bansal)
Even with the fastest of CPUs and Storage, Page Splits are still very bad. Also leads to fragmentation. Here is a quick video that shows how you can capture page splits using extended events. Get new content directly in your inbox - Click here You can also visit DataPlatformGeeks (DPG) Video Library to watch more [...]
Index Tuning – Page Splits & Fragmentation (by Amit Bansal)
Age old topic but still very important even in the age of SSDs. Watch the demo. Get new content directly in your inbox - Click here You can also visit DataPlatformGeeks (DPG) Video Library to watch more videos and to download video resources (presentation & demo code). Hope the video was worth your time. Happy [...]
Index Tuning – Index Column Sort Order (by Amit Bansal)
Not sure whether to call this Query Tuning or Index Tuning, anyway, all that matters is we get improved performance. In this video you will see how that importance of column order in an index, especially the SORT mechanism. Get new content directly in your inbox - Click here You can also visit DataPlatformGeeks (DPG) [...]
Query Tuning – Implicit Conversion – Part 2 (by Amit Bansal)
This is a follow up video to part 1. In this quick video you will see that SQL Server is better off with explicit conversion at it likes it. Get new content directly in your inbox - Click here You can also visit DataPlatformGeeks (DPG) Video Library to watch more videos and to download video [...]
Query Tuning – Implicit Conversion – Part 1 (by Amit Bansal)
In this quick video you will understand the concept of implicit conversions and why are they bad for your query performance. This is Part 1. Get new content directly in your inbox - Click here You can also visit DataPlatformGeeks (DPG) Video Library to watch more videos and to download video resources (presentation & demo [...]
How To Enable Global Trace Flags In SQL Server (by Amit Bansal)
In this quick video you will understand how to enable global trace flags. Get new content directly in your inbox - Click here You can also visit DataPlatformGeeks (DPG) Video Library to watch more videos and to download video resources (presentation & demo code). Hope the video was worth your time. Happy Learning. [...]
SQL Server Memory Troubleshooting – Buffer Pool Usage (by Amit Bansal)
In this video you will understand how to find out the memory consumption by buffer pool and break it up further by databases and objects. Get new content directly in your inbox - Click here You can also visit DataPlatformGeeks (DPG) Video Library to watch more videos and to download video resources (presentation & demo [...]
RESOURCE SEMAPHORE Wait Type & SQLQERESERVATIONS Memory Clerk (by Amit Bansal)
In this video, you will learn about Resource Semaphore Wait Type in SQL Server and also, it’s relation with SQLQERESERVATIONS Memory Clerk. Get new content directly in your inbox - Click here You can also visit DataPlatformGeeks (DPG) Video Library to watch more videos and to download video resources (presentation & demo code). Hope the [...]
SQL Server Parallelism (Part 2 of CXPACKET) (by Amit Bansal)
This video is a follow up to CXPACKET video (Part 1). You will see that SQL Server Query Execution Engine still assign max number of threads (as per the number of cores (up to a max of 64)) even when the DB engine is under severe pressure. Get new content directly in your inbox - [...]