Summary of the "mimeexts_" fields in ListManager
The mimeexts_ table is a lookup table of a numeric identifier for a mime extension, and the text description of the extension.
Primary key: ExtensionID_
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 Field Name  | 
 Description  | 
 Version Added  | 
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 ExtensionID_  | 
 An auto-numbering value to identify the entension. (int, Primary Key, NOT NULL)  | 
 
  | 
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 ExtensionName_  | 
 The name of the mime extension, such as "gif" or "txt". (varchar(10), NOT NULL)  | 
 
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