As much as we're SQL Server folks here, sometimes we do need to connect to other data stores. Hai shares some of his experiences doing so. Might come in handy someday.
2008-06-06 (first published: 2004-04-14)
46,358 reads
This article discusses why VBScript should be one of the tools you use to manage your server. Sample scripts show how to remove files over x days old and how to FTP files.
2008-03-07 (first published: 2003-11-04)
103,117 reads
Haidong discusses the importance of monitoring disk usage over a period of time and has some great TSQL code to help you do the monitoring!
2007-09-14 (first published: 2003-08-13)
54,239 reads
In the second of a series of articles that targets the DBA new to an organization, this article looks at how to manage DTS packages.
2006-10-06 (first published: 2003-01-02)
41,848 reads
With the release of SQL Server 2005, it is more of challenger to Oracle than ever before. Guru Haidong Ji takes a quick look at how these two products compare and gives a few words of wisdom for the next version of SQL Server.
2006-05-22
10,629 reads
Haindong Ji brings us part 3 of his series on Oracle and SQL Server interoperability, this time taking a look at the Oracle Instant Client.
2006-01-24
12,129 reads
SQL Server 2005 has deprecated osql and isql as command line tools and replaced them with SQLCMD. Haidong Ji brings us an introduction to this new tool and a few tricks to make you more productive when using it.
2006-01-11
18,532 reads
There have been quite a few impressions of the PASS conference from our blogs, but here's another from Haidong "Alex" Ji, oneo f our longtime authors and a guest of SQLServerCentral.com at the Summit.
2005-10-10
3,300 reads
SQL Server is a great platform against which to develop, but it can also be used as a code generation tool with a little creativity. Haidong Ji brings us a few techniques that can be used to automatically build T-SQL code and bcp code for importing and exporting data.
2005-02-14
18,009 reads
Taking a break from SQL Server and DTS, author Haidong Ji shares a few tips and tricks to becoming more productive, whether as a DBA or developer. These hints and tips could help you separate yourself from the pack come review, raise, or interview time.
2004-12-28
10,170 reads
By SQLPals
How to Clear the SSMS Cache (SSMS 21 and Later) Updated...
By Arun Sirpal
“What exactly did it do on my server?” is the first question a DBA...
By James Serra
Microsoft shared a broad set of Fabric, Power BI, and SQL updates at FabCon...
Comments posted to this topic are about the item Let's Talk Certifications
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Comments posted to this topic are about the item The Empty Aggregate
I have this table in a SQL Server 2025 database:
CREATE TABLE [dbo].[CustomerOrder] ( [OrderID] [int] NULL, [CustomerID] [int] NULL, [total] [money] NULL ) ON [PRIMARY] GOWhat is returned from this code? (answers are for the sum and then the count)
SELECT SUM(total) AS sum,
COUNT(total) AS count
FROM dbo.CustomerOrder;
See possible answers