The server sent back a MySQL error code and message. If the server is 4.1+, there should also be an ANSI/ODBC-standard SQLSTATE error code.
A struct representing an EOF packet from the server
A struct representing a field (column) description packet
A struct representing an OK or Error packet
A struct representing a prepared statement parameter description packet
A struct representing the collation of a prepared statement parameter description sequence
A struct representing the collation of a sequence of FieldDescription packets.