equal operator for dbadcv and dbadata if dbadcvdcv is not allocated result is .true.
2176 if (
present(data_filter))
then
2177 dbafilter_init%data_filter=data_filter
2178 else if (nopreserve)
then
2179 dbafilter_init%data_filter=cmiss
2182 if (
present(attr_filter))
then
2183 dbafilter_init%attr_filter=attr_filter
2184 else if (nopreserve)
then
2185 dbafilter_init%attr_filter=cmiss
2188 if (
present(varlist))
then
2189 dbafilter_init%varlist=varlist
2190 else if (nopreserve)
then
2191 dbafilter_init%varlist=cmiss
2194 if (
present(starvarlist))
then