Allow for Extensions to set the CRM Type and PHP Type when dealing with unusual MySQL Types
At present the type specified in the DAO when your dealing with an unusual MySQL type is set by whatever is the column type however there may not be that CRM_Utils_Type:: defined var for it so sometimes an extension may want to set it so that the DAO can operate sensibly
To upload designs, you'll need to enable LFS and have admin enable hashed storage. More information