Interesting info about why the optimizer might choose to use a nonclustered index over a clustered index. Links to two other articles that cover each type of index in more detail.
2003-11-04
1,286 reads
This sp is used to update index in a database. This sp has got three optional varchar parameters. First parameter will take the tablename. Second parameter will take the indexname. Third parameter will take the fillfactor. The following option we can execute the sp in a user database.1. exec StabilizeIndexIt will update all index in […]
2003-10-29
288 reads
Chris does a follow up to his very popular article on clustered indexes. They seem simple, but in practice they are fairly complicated. Having a solid understanding of clustered indexes will definitely help you get the results you need.
2003-10-08
8,593 reads
This script will generate a set of DBCC DBREINDEX commandsthat can be executed to rebuild the indexes. Additional information is provided to assist with sizing of the fillfactors.
2003-10-03
619 reads
Chris discusses questions raised by his first article on clustered indexes. Few subjects more important to master than clustered indexes, this is good reading!
2003-08-12
9,985 reads
The excellent script contributed by G.R. Preethiviraj Kulasingham (Preethi) Sri Lanka (contributed 2/20/03, modified 5/22/03) identifies duplicate indexes for the database on which the script is run. It requires User Defined Functions, a feature restricted to SQL Server 2000.This version achieves similar results without using UDFs or creating any other permanent objects. It therefore works […]
2003-05-28
776 reads
For each user database rebuild indexes, update statistics and shrink. The script will use the system catalog to produce a list of databases. If you want to excluce a database add the excluded db name to the 'not in' list. You can also adjust the target fillfactor.
2003-05-07
1,865 reads
I see scripts all the time on how to reindex all the tables in a db but they are usually too generic and may cause issues. For instance they typically cause the log file to grow very large and may even fill the hard drive. This is intended to be run off hours when db […]
2003-04-24
654 reads
This script reindexes all tables in all databases. Execute the script with the desired fill factor and it will do the rest. There is an option to exclude databases from the reindex. This makes it easy to reindex all newly created databases. Great for the Development environment when Developers are creating database all the time.
2003-03-23
1,973 reads
SQL 2000 OnlyThis script will create a stored procedure and a table in the master database. Simply run the stored procedure and supply a database name as a parameter. It will do the following:1. Gather/Log DBCC SHOWCONTIG statistics (pre defrag)2. Defragment all user indexes in the database3. Gather/Log DBCC SHOWCONTIG statistics (post defrag)4. DBCC DBREINDEX […]
2010-04-19 (first published: 2003-03-19)
2,234 reads
By HeyMo0sh
Working in DevOps, I’ve seen FinOps do amazing things for cloud cost control, but...
Every organization I talk to has the same problem dressed up in different clothes....
By DataOnWheels
I am delighted to host this month’s T-SQL Tuesday invitation. If you are new...
Comments posted to this topic are about the item The day-to-day pressures of a...
Hello all, I’m looking for advice on how to derive a daily snapshot table...
We need to replace our Windows server running SQL 2017. Any reason not to...
I have some data in a table that looks like this:
BeerID BeerName brewer beerdescription 1 Becks Interbrew Beck's is a German-style pilsner beer 2 Fat Tire New Belgium Toasty malt, gentle sweetness, flash of fresh hop bitterness. 3 Mac n Jacks Mac & Jack's Brewery This beer erupts with a floral, hoppy taste 4 Alaskan Amber Alaskan Brewing Alaskan Brewing Amber Ale is an "alt" style beer 8 Kirin Kirin Brewing Kirin Ichiban is a Lager-type beerIf I run this, what is returned?
select t1.[key]
from openjson((select t.* FROM Beer AS t for json path)) t1 See possible answers