In the previous article, you saw how the BETWEEN operator could be used in joins to solve problems dealing with range-based data. In this article, Chris Cubley will show you how to take joins even further by using multiple criteria in joins as well as using the greater than, less than, and not equals operators in joins.
2003-02-05
13,800 reads
The sp_CheckAndDelete stored procedure specially created for handling process of data deleting efficiently in MS SQL Server 2000 tables, as it is too difficult to handle this process when dependants exist for record to be deleted. When the deleting process is done with sp_CheckAndDelete stored procedure, you will be informed the status of the process […]
2003-01-30
186 reads
When most developers think of joins, they think of a.SomethingID = b.SomethingID. This type of join, the equijoin, is vitally important to SQL programming; however, it only scratches the surface of the power of the SQL join. This is the first in a series of articles that will look at several different types of exotic joins in SQL. This article will focus on using the BETWEEN operator in joins when dealing with range-based data.
2017-08-23 (first published: 2003-01-22)
37,977 reads
Because of the way date and time values are stored in SQL Server, searching for a particular date or time is not as straightforward as you might think it would be. This article describes how date/time values are stored, how the database design can simplify (or complicate) data retrieval, and how to query date/time data to get the right results every time.
2003-01-21
35,992 reads
For most DBAs, normalization is an understood concept, a bread and butter bit of knowledge. However, it is not at all unusual to review a database design by a development group for an OLTP (OnLine Transaction Processing) environment and find that the schema chosen is anything but properly normalized. This article by Brian Kelley will give you the core knowledge to data model.
2003-01-13
18,670 reads
This script creates comma separated lists of columns in different formats. These lists can be copied and pasted into other T-SQL statements. The lists are formatted as: a simple list of column names, a list with the column names as declared variables (@ + column name + data type), a list with column names as […]
2002-12-26
203 reads
This SP will create an Access database from TSQL using ADOX.Instead of Access, the Provider can be changed so that it will create *any* kind of database from DBase 3, Oracle, Excel, etc...
2002-12-11
342 reads
There are times when you have a limited range of ids and these have to be re-used as they become available.The script lists the first missing id in a table.Note that this script works best for a table with a limited number of rows, say sub 100,000I tested this on a PIII 500MHz 256Mb RAM […]
2002-12-09
248 reads
Purpose: To compare two strings with a supplied operator and return true if the strings evaluate to true using the operator provided. This is useful for stored procs to use instead of dynamic sql. YAY! Allowing for the operator and value to be passed in as parms. So that the user on the front end […]
2002-12-07
855 reads
Sometimes people want a Stored Proc with optional parameters. A lot of times people will use a coalesce for this. The problem with optional paremeters is that the query plan will never be an exact mach for that specific query. ( You never know what paremeters are filled..... )To solve this problem look at the […]
2002-12-06
443 reads
By Brian Kelley
I may think I'm trying to reach the crowd, but I'm really trying to...
By Steve Jones
During a demo of Redgate Monitor Enterprise to a customer, they asked about how...
By Rohit Garg
What is Artificial Intelligence? Understanding Predictive vs. Generative AI Artificial Intelligence (AI) is transforming...
Hi, Is it possible to upgrade from sql server 2008 to sql server 2022,...
Comments posted to this topic are about the item The Hidden Cost of MAXDOP:...
Comments posted to this topic are about the item The Hidden Cost of MAXDOP:...
When does Microsoft recommend using a heap as a table structure (no clustered index)?
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