anchor.diff:  ~~~~~~~~~~~~~~~~~~~~~~~~~~
   
   .Current timestamp in various datatypes (nondeterministic)
  -[format="tsv",frame="none",grid="none",stripes="odd",options="header,autowidth",cols="m,m,s"]
  +[format="tsv",frame="none",grid="none",stripes="even",options="header,autowidth",cols="m,m,s"]
   |===
   function	datatype	detail
   current_timestamp	datetime	ANSI SQL standard equivalent of getdate()
  
positive.code: ~~~~~~~~~~~~
  
  .+convert(varchar, @datetime, CODE)+
  [options="header,footer,autowidth",frame="none",grid="none",stripes="odd",cols=">1m,>1m,>1m,8,6"]
  |===
  
  2+| yyyy codes | yy code | format | name
  
negative.code: ~~~~~~~~
  
  .Data type synonyms
  [format="tsv",frame="none",grid="none",stripes="even",options="header,autowidth",cols="m,m"]
  |===
  synonym	datatype
  binary varying	varbinary
  