Manual

7 How to ...?
VA Database 2.0
78
7. Press to add the current expression to the
filtering criteria list in the same hierarchy level as the selected
expression or
press to add the current expression to the
filtering criteria list in the next lower hierarchy level as the se-
lected expression.
8. Repeat steps 4...6 for each expression or subexpression you
want to add.
9. If you wish to store the filtering criteria permanently, press
to save them in an external *.vaf file.
10. Click on <OK>. The determinations in the database table will
be filtered. Only determinations which fulfill the defined filter-
ing criteria will be displayed. The filtering expression is shown
in the Select pop-up field of the Menu bar in the VA DATABASE
TABLE window.
Note: If no entry is made in the fields Name or Meas. unit, all pos-
sible substances, final results or units are taken into considera-
tion.
For entries in the field Value, prefixes (m, u, n, etc.) can be used.
With Field = ResValue, the possible entries in the field Meas. unit
depend on the calculation formula used in the method (for de-
tails, see Note in Fields from page "RESULTS", page 38).
Disable filtering of the database content
1. Click on or MAIN WINDOW / Window / Table. The VA DATA-
BASE TABLE window will be opened or (if it is already open)
put on top.
2. Click on or VA DATABASE TABLE / Options / Define Filter....
The FILTER DEFINITION window appears.
3. Press to delete all expressions in the filtering
criteria list.
4. Click on <OK>. All determinations in the database table will be
displayed. The filtering expression All is shown in the Select
pop-up field of the Menu bar in the VA DATABASE TABLE win-
dow.