Ben Forta

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June 24, 2002

Scopes Are Structures

In ColdFusion 5 some scopes, but not all, were accessible as structures. In ColdFusion MX all scopes are now structures, including CALLER, and VARIABLES. (Applies to: ColdFusion MX)

June 23, 2002

FORM.fieldnames Is Case Aware

In ColdFusion MX the form field names listed in FORM.fieldnames are in their original case, and not converted to uppercase as they were previously. As CFML is case-insensitive this should have no impact on your code, but if you are processing that variable with List functions be sure to use the...

June 22, 2002

Database Driver Changes

ColdFusion MX uses JDBC drivers (instead of ODBC or native database drivers). As such, all DBTYPE values aside from "query" have been deprecated, as have the DBSERVER, DBNAME, PROVIDER and PROVIDERDSN attributes. (Applies to: ColdFusion MX)

June 21, 2002

SQL Reserved Words

When ColdFusion 5 first introduced the ability to query queries it allowed reserved SQL words to be used as column names. This is no longer allowed in ColdFusion MX. If your original query returns invalid column names assign them aliases using AS and refer to the aliases when querying the query....

June 20, 2002

Specifying the Chart Cache Size

The default cache size for generated charts is 50 (the 50 most recent charts, after which the oldest is dropped from the cache). If you generate lots of charts (and are caching to disk) you may want to increase the cache size to prevent unnecessary chart regeneration. (Applies to: ColdFusion MX)

June 19, 2002

Disk Versus Memory Chart Caching

charts can be cached for improved performance (if the same chart if requested it can be served from the cache instead of being regenerated). The default cache is disk based, but for greater performance the cache can be stored in memory (this option is set in the ColdFusion Administrator). Only move...

June 18, 2002

Specifying Charting Threads

The ColdFusion MX charting engine is multi-threaded allowing it to generate multiple charts concurrently if needed. If you only use sporadically you can set the thread count (in the ColdFusion Administrator) down to 1 to reduce memory load. (Applies to: ColdFusion MX)

June 17, 2002

Upgrading Without Reinstalling

Need to upgrade ColdFusion MX from a trial or developer edition to a full license? You do not have to reinstall or even restart the software. Instead, go to the Version Information page in the ColdFusion Administrator and you'll be able to enter license information (a serial number) which can be...

June 15, 2002

Determining the Application Server

ColdFusion MX runs on top of a J2EE server, and to find out exactly which one is being used check the SERVER.ColdFusion.AppServer variable (if using standalone ColdFusion the value will be JRun4). (Applies to: ColdFusion MX)

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