object-type:
 - bool
 - bytea
 - char
 - int8
 - int2
 - int4
 - regproc
 - text
 - string
 - oid
 - json
 - float4
 - float8
 - unknown
 - inet
 - bpchar
 - varchar
 - date
 - time
 - timestamp
 - timestamptz
 - interval
 - timetz
 - bit
 - varbit
 - numeric
 - regprocedure
 - regclass
 - regtype
 - regnamespace
 - uuid
 - record
 - any
 - anyarray
 - anyelement
 - jsonb
 - geometry
 - geography
 - box2d
 - box3d
 - int2vector
 - oidvector
 - name
