| Oracle® OLAP Expression Syntax Reference Release 11.2 Part Number E23381-01 | 
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 | PDF · Mobi · ePub | 
VSIZE returns the number of bytes in the internal representation of an expression. It returns null for a null expression.
NUMBER
VSIZE (expr)
expr can be an expression of any data type.
VSIZE('Sound of thunder') returns the value 16.
VSIZE(CHANNEL.LONG_DESCRIPTION) returns the following values:
| Channel | VSIZE | 
|---|---|
| Catalog | 7 | 
| Direct Sales | 12 | 
| Internet | 8 |