Read a database or table:
gdbRead objectType
-in fileOrDir The file or directory to read.
-parent pHandle The object's parent.
-name oName A name for the object.
-result tclVar TCL var name for result;
previous object will be
destroyed.
-pdb Table input is a PDB File.
-verb Verbose mode ON.
Object Types (Not all are supported here):
null 0
object 1
data 2
cell 3
entry 4
variable 5
text 6
table 7
dbase 8
ptr 9
root 10