Sybase RAP does not support RDS message definitions that reference a table which has a CHAR or VARCHAR column which is non-null and has a default value, where that column is not explicitly set by the RDS message. The following is a list of datatypes which are not supported by Sybase RAP:
LOB (large object binary or text)
MONEY datatype is not supported (however, SMALLMONEY issupported)
FLOAT
CHAR or VARCHAR datatypes with size greater than 255 have their data truncated on INSERT at 255 characters.
BIT