the sub data categories for the zbid category, dbcode need to be specified, where the dbcode can be fetched by function
statscnDbs(). In the returned data frame, the column 'isParent' shows if each sub category is leap category or not
Usage
statscnQueryZb(zbid = "zb", dbcode = "hgnd")
Arguments
zbid
the father zb/category id , the root id is 'zb'
dbcode
which db will be queried
Value
the data frame with the sub zbs/categories , if the given zbid is not a Parent zb/category, null list is returned