Why sp_prepare Isn’t as “Good” as sp_executesql for Performance
Erik Darling shows how execution plan estimates suffer.
2018-04-18
3,318 reads
Erik Darling shows how execution plan estimates suffer.
2018-04-18
3,318 reads
2016-12-14
1,159 reads
Execution plans explain all you need to know about query performance, and how to fine-tune. Sure, you can see them in SSMS, but what if you need to drill into to the important details? What about using DMVs, Extended Events or SET statements to get at the execution plans? To get the best use of execution plans you need to be able to get right information from the right plan at the right time. Robert Sheldon explains how.
2016-12-14
3,977 reads
When something's wrong with your database you need to be able to identify the primary pain points within SQL Server and get to the root cause of the problem fast. Grant Fritchey explains how you can use execution plans inside SQL Monitor to help quickly and simply identify the problem.
2016-12-09
3,837 reads
2015-12-14
1,460 reads
2015-12-07
1,368 reads
2015-11-30
1,306 reads
2015-11-19
1,606 reads
2015-11-13
1,357 reads
2015-05-28
1,523 reads
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Let’s consider the following script that can be executed without any error on both SQL Sever and PostgreSQL. We define the table t1 in which we insert three records:
create table t1 (id int primary key, city varchar(50)); insert into t1 values (1, 'Rome'), (2, 'New York'), (3, NULL);If we execute the following query, how will the records be sorted in both environments?
select city from t1 order by city;See possible answers