SQL Server 2014 - Cardinality Estimator - Part 1
It has been a while since I blogged. Just moved to few other mediums like speaking at user group and...
2016-04-03
692 reads
It has been a while since I blogged. Just moved to few other mediums like speaking at user group and...
2016-04-03
692 reads
Most of us are aware of Statistics in SQL Server and its purpose. But still, just to get started, statistics...
2016-01-25 (first published: 2016-01-13)
3,149 reads
Checkpoint processes and other internal processes have undergone major changes for In Memory OLTP tables and transactions. The following article...
2015-11-18
679 reads
Finding a row count in a "in memory" Hekaton table can be a tricky task as the regular commands and...
2015-11-06
923 reads
Hash Indexes on "In memory" tables are best suited for equality searches. Reason is obvious, as they are based on...
2015-11-02
484 reads
Last few posts have explored hash indexes in depth. This one will deal with the limitations on Hash Indexes. What...
2015-10-25
399 reads
Continuing from previous post , this post will discuss a few scenarios on hash collisions.
The following "in memory" table with a hash...
2015-10-11
583 reads
As explained in the earlier post, a hash index places pointers to the rows in hash buckets, depending upon the value returned...
2015-09-15
684 reads
With SQL Server 2014, new type of Index called the hash index was introduced. Little introduction to hash function would...
2015-09-11 (first published: 2015-09-08)
2,518 reads
After a short little break on Hekaton series, we are now back with the 5th post.
Two new index types...
2015-09-04
710 reads
Data isn't just about numbers and spreadsheets. It holds stories, patterns, and the answers...
By Brian Kelley
When I look at a system and think about its security model, the first...
On Wednesday May 15th 2024 I will give a free webinar on MSSQLTips.com about...
Comments posted to this topic are about the item The "ORDER BY" clause behavior
Comments posted to this topic are about the item Are IT Certifications Still Relevant?
I have table TicketNumbers i TicketNumber UID 2 10 09901a22c7c3acc6786847c775f1d113 6 5 00dad28bef21f916240d6e8c1c1bd67d 12 ...
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