DelcioSbeghen

ClearAll and Select.Clear does not clear qualifiers(First, Skip, Distinct). Proposed change in GpSQLBuilder.AST.pas: ``` procedure TGpSQLSelect.Clear; begin Columns.Clear; TableNames.Clear; end; ``` to ``` procedure TGpSQLSelect.Clear; begin Columns.Clear; TableNames.Clear; Qualifiers.Clear; end;...