TADB Identifier Restrictions

The following identifiers are allowed in any order with restrictions.

A-Z, a-z, 0-9, _ and <space>

Identifier exceptions are:

  • An identifier may not begin or end with a space.


Valid A<space>A
Not Valid <space>A and A<space>
  • A space cannot be followed by another space in identifier names.


Valid A<space>A
Not Valid A<space><space>A
  • An identifier may not be all numbers.



Valid "4<space>_"
Not Valid "4"
  •  Reserved identifiers are
Identifier Reserved by the Query Engine syntax to reference:
"Trk" Tracker Standard, Extended, and System attributes.
"TADB" TADB System attributes (e.g. id, refid).