Articles

External Article

SQL Server Rounding Functions - Round, Ceiling and Floor

I saw your recent tip on Calculating Mathematical Values in SQL Server and have some related issues as I try to round values in my application. My users and me have a difference of opinion on some of the calculations in our reporting applications. All of the code is in T-SQL, but I think the reporting issues are related to data types and rounding down or rounding up rules. Do you have any insight into these issues? I would like to see some examples with a variety of coding options.

2013-01-09

3,694 reads

External Article

Row Sorting in SQL

It should be easy to model a game of poker in SQL. The problem is, however, that you need to model a permutation from a set of elements. Joe Celko argues that using a group of columns to do this isn't necessarily a violation of 1NF, since a permutation is atomic. Then comes the second problem: how would you sort such a column-base permutation in order? Sorting columns in SQL?

2013-01-04

4,573 reads

Technical Article

Querying SQL Server Agent Job History Data

Often times we are tasked with having to programmatically come with a list of durations per SQL Server Agent Job to trend the run times and order the results by date. Unfortunately it's not always easy in the way the data is stored in the system tables in the MSDB database. This tip explains how to use the system tables to get the data into the correct format for dates and job durations.

2013-01-02

3,890 reads

External Article

Free Tools for the DBA: PAL Tool

The Performance Analysis of Logs tool is a general tool for collecting and analysing log data. With the addition of a template, it becomes an effective way of analysing data from performance counters for SQL Server, in order to diagnose performance problems and capture baseline information.

2013-01-01

5,629 reads

Blogs

A Cloud Dependency Failure from Amazon

By

I went to sleep while reading a Kindle book on my phone. I know...

Deploying AI in logistics (the unfiltered version)

By

A conversation with Jan Laš, CIO at HOPI, about what deploying a data agent...

T-SQL Tuesday #198 Invitation: How Do You Detect Data Changes?

By

It's time for T-SQL Tuesday #198! This month's topic is change detection. The post T-SQL...

Read the latest Blogs

Forums

SPAM Issues May 2026

By Steve Jones - SSC Editor

We suffered a SPAM attack from May 1-6, which unfortunately corresponded with time off...

SQL Password enforcing

By Andre 425568

Hi to all We have situation at a client where someone is illegally changing...

SQL Password enforcing

By Andre 425568

Hi to all We have situation at a client where someone is illegally changing...

Visit the forum

Question of the Day

Creating a JSON Document III

I have this data in a table called dbo.NFLTeams 

TeamID  TeamName       City             YearEstablished
------  --------       ----             ---------------
1       Cowboys        Dallas           1960
2       Eagles         Philadelphia     1933
3       Packers        Green Bay        1919
4       Chiefs         Kansas City      1960
5       49ers          San Francisco    1946
6       Broncos        Denver           1960
7       Seahawks       Seattle          1976
8       Patriots       New England      1960
If I run this code, how many rows are returned? 
SELECT TOP 2 
  json_objectagg('Team' : TeamName)
FROM dbo.NFLTeams;

See possible answers