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                             Learn more about Toad for SQL Server   Find solutions and downloads at the   | 
                    
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                         Toad for SQL Server 6.6  | 
                
Toad supports the following expressions:
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                     Expression  | 
                
                     Description  | 
                
                     Examples  | 
            
|---|---|---|
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                     Literal  | 
                
                     Represents a literal string value. Literal string values are enclosed with beginning and ending single quote ( ’r;’ ) characters. If you need to create a literal string that includes a single quote in it, enter two single quotes ( ’’ ) where you need the actual quote and then close the string with a single quote ( ’ ).  | 
                
                     ’r;Hello there’ ’r;Don’’t’  | 
            
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                     Number  | 
                
                     Uses a floating point number format.  | 
                
                     1.23E-5 .8 10.2 5123  | 
            
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                     Operator  | 
                
                     Uses any supported operator. See Supported Operators for more information.  | 
                
                     + . and  | 
            
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                     Identifier  | 
                
                     Includes any expression that does not fit in the other expression categories. When using a ”r; or ` character, an identifier can be quoted to any string.  | 
                
                     @variable ”r;A long identifier”  |