dt = Open( "$SAMPLE_DATA/Big Class.jmp" );
df = dt << Data Filter(
Add Filter( Columns( :age, :sex ), Where( :age == 12 ) )
);
txt = df << Get Script;
Show( txt );
Sets the filter conditions for each column. The WHERE clause is used for all the columns listed. To use different WHERE clauses for different columns, send the Match message separately for each column.