Clobs
Opcode FF indicates a clob--binary character data of an unspecified encoding. A FlexUInt follows that represents
the clob's byte-length.
0x8F 0x09 represents null.clob.
Example clob encoding
┌──── Opcode FF indicates a clob, FlexUInt length follows
│ ┌─── Length: FlexUInt 24
│ │
FF 31 49 20 61 70 70 6c 61 75 64 20 79 6f 75 72 20 63 75 72 69 6f 73 69 74 79
└────────────────────────────────┬────────────────────────────────────┘
24 bytes of binary data
Encoding of null.clob
┌──── Opcode 0x8F indicates a typed null; a byte follows specifying the type
│ ┌─── Null type: clob
│ │
8F 09