Filtering source data

If the data source is a database filtering data is simple just write SQL statement and filter the data there.

If the data source is a text file  it is also possible to filter data using following example:

consider the following situation:

The source file have two kind of records

If you want to use multiple criteria use following example

([RECORDTYPE]==1) || ([RECORDTYPE]==56)

Where
 ||      - OR
 && - AND
 !      - NOT