Any previous contents of the value will be discarded. Throws an ObjectNotSavedException if this SUPBigBinary object is an attribute of an entity that has not yet been created in the database.
Syntax
- (void)openForWrite :(SUPLong)newLength;
Parameters
newLength – The new value length in bytes. Some platforms may allow this parameter to be specified as 0, with the actual length to be determined later, depending on the amount of data written to the stream. Other platforms require the total amount of data written to the stream to match the specified value.