SQL Tips and Tricks Archives - Page 107 of 536 - SQL Authority with Pinal Dave

SQL SERVER – XEvents to Find Cardinality Estimation Issues

December 2, 2015

Ever since SQL Server 2014 brought the new Cardinality estimates, there have been a number of blogs to talk about them. Even here, I wrote a quite a few blogs about this very subject. SQL SERVER – How to Force New Cardinality Estimation or Old Cardinality Estimation SQL SERVER –…

SQL Server – T-SQL Enhancement “Drop if Exists” clause

December 1, 2015

Pinal Dave

SQL Tips and Tricks

SQL Scripts, SQL Server, SQL Server 2016

I was reading through some of the enhancements introduced with SQL Server 2016 and I stumbled upon an interesting addition. The T-SQL construct introduced has been something very common and on the pending request for years I suppose.

Interview Question of the Week #047 – Logic To Find Weekdays Between Two Dates

November 29, 2015

Pinal Dave

SQL, SQL Interview Questions and Answers, SQL Server, SQL Tips and Tricks

I often enjoy seeing interview questions where the contestant has to write SQL Scripts. Here is another such example. Question: How to find weekdays between two dates? Answer: Here is a function which can be used to find weekdays between two dates. CREATE FUNCTION dbo.getDayCount(@startdate date, @enddate date) RETURNS INT…

SQL SERVER 2016 – Comparing Execution Plans

November 28, 2015

Pinal Dave

SQL, SQL Performance, SQL Server, SQL Tips and Tricks

Execution Plan, MySQL

New tools bring new capabilities and sometimes these are ingrained deep into the product that we can easily miss them out. And SQL Server 2016 is no different. After installing the CTP, I was pleasantly surprised to see this addition to help our DBA’s who are doing performance tuning and…

SQL SERVER – Installing and Getting Started With Semantic Search

November 27, 2015

Pinal Dave

SQL, SQL Server, SQL Tips and Tricks

After I wrote about the basics in the blog SQL SERVER – What is Semantics Search Inside SQL Server?, I had multiple requests to understand and get started with Sematic Search. So I thought to set the building blocks of working with the same. Where do we start? Well, here…

SQL SERVER – Availability Group and the Six Critical Steps for DBAs to Follow – Notes from the Field #104

November 26, 2015

Pinal Dave

SQL, SQL Server, SQL Tips and Tricks

Notes from the Field, SQL Function

Mike’s, “now what am I supposed to do?”, face. [Note from Pinal]: In this episode of the Notes from the Field series database expert Mike Lawell explains about Availability Group and the Six Critical Steps for DBAs to Follow. A few weeks ago, I asked questions in conferance, how many people…

SQL SERVER – What Resource Wait Are We Seeing?

November 25, 2015

Pinal Dave

SQL, SQL Server, SQL Tips and Tricks

I have been a big supporter of the Activity Monitor capability inside SQL Server Management Studio. And I have written a number of articles before in this blog. Please take a moment to look at: SQL SERVER – Activity Monitor to Identify Blocking – Find Expensive Queries One of the…