The OCTET_LENGTH function returns an unsigned 64-bit value containing the byte length of the large object column or variable parameter.
OCTET_LENGTH( column-name )
large-object-column The name of a LONG VARCHAR or LONG BINARY column or variable.
If the argument is NULL, OCTET_LENGTH returns NULL.
OCTET_LENGTH supports all Sybase IQ data types and LONG VARCHAR and LONG BINARY variables of any size of data. Currently, a SQL variable can hold up to 2GB - 1 in length.
