Move Groups Of Tables

I've just started to use the Schema Designer feature, and whilst handy it is driving me mad as I can't see any way of moving a group of tables all at the same time. Moving dragging one table at a time is slowing things down a lot! Any chance this could be...

Performance of COALESCE vs. IS NULL

There are a great many articles out there expounding the virtues of using the ANSI standard COALESCE function over the non-standard IS NULL function. Indeed even the SQL Server MVP’s and SQL Server PSS have weighed in on the issue showing...

Using Windows Stock Icons in Delphi

Using Windows Stock Icons in Delphi

it is not a big discovery that all applications are running in the environment provided by the underlying operating system. Delphi is well-known for its rapid application development capabilities. The latest version of Delphi - Delphi 2010 - is the first release to...

“MySQL server has gone away” Part 2: session timeout.

This is the second and last article of a small series on reasons for the error message: “MySQL server has gone away”. The first appeared here describing that "if a client sends a SQL-statement longer than the server max_allowed_packet setting, the server will...

"MySQL server has gone away" Part 1: max_allowed_packet.

Most MySQL users have tried getting this rather cryptic error message: "MySQL server has gone away". The MySQL documentation describes lots of possible reasons for this here: http://dev.mysql.com/doc/refman/5.1/en/gone-away.html However this page is of...

DataSnap Server Method Stream Parameters

DataSnap Server Method Stream Parameters

This is a continuation of my posts on DataSnap server method parameters and return types.  This post is about  TStream and TDBXStreamValue.    The sample client and server projects that go with this post can be downloaded here: http://cc.embarcadero.com/item/26854 See...

DataSnap Server Methods Parameters

DataSnap Server Methods Parameters

Delphi 2009 introduced support for DataSnap server methods. If you are not familiar with this feature, here are two articles that describe server methods: DataSnap 2009 Overview , Getting Started with Delphi DataSnap 2009. DataSnap server methods support a variety of...

Monitor Failed

Good evening, I have found an error in my uptime monitor (actually got an alert a bit ago) and the message that I see is as follows: Monitor failed: Not enough space. This was a message from the standard ping-check on one of my nodes. I *suspect* that I may need to...