Description of the illustration column_definition.eps

column  [ datatype_domain ]
  [ [ COLLATE column_collation_name ] | RESERVABLE ] 
  [ SORT ] [ VISIBLE | INVISIBLE ]
  [ DEFAULT [ ON NULL [ FOR ( INSERT { ONLY | AND UPDATE } ) ] ] 
  | identity_clause ]
    expr
  [ ENCRYPT encryption_spec ]
  [ { inline_constraint }...
  | inline_ref_constraint
  | annotations_clause
  ]