get_ctable_name.NHSReadV3<-function(dict) {"read_version3"}
get_ctable_code_field.NHSReadV3<-function(dict) {"read_code"}
get_ctable_term_field.NHSReadV3<-function(dict) {"term"}
get_ptable_name.NHSReadV3<-function(dict) {"read_parents_version3"}
get_ptable_code_field.NHSReadV3<-function(dict) {"read_code"}
get_ptable_parent_field.NHSReadV3<-function(dict) {"parent_read_code"}
build_concept_tables.sqlite.NHSReadV3 <- function(dict,replacements) {
#read CSV data into SQLite table
data_file_path = replacements[['data-file-path']]
sqlite<-dict$src
terms_fields<-c("term_id","term_status","term_30","term_60","term_198")
terms_types<-list(term_id="COLLATE BINARY",term_status="",term_30="",term_60="",term_198="")
link_fields<-c("read_code","term_id","desc_type")
link_types<-list(read_code="COLLATE BINARY",term_id="COLLATE BINARY",desc_type="")
concept_fields<-c("read_code","status","ling_role","X1")
concept_types<-list(read_code="COLLATE BINARY",status="",ling_role="",X1="")
parents_fields<-c("read_code","parent_read_code","list_order")
parents_types<-list(read_code="COLLATE BINARY",parent_read_code="COLLATE BINARY")
write_table_from_file(sqlite,"read_terms_version3",paste0(data_file_path,"/V3/Terms.v3"),col_names=terms_fields,col_types=terms_types,delim="|")
write_table_from_file(sqlite,"read_link_version3",paste0(data_file_path,"/V3/Descrip.v3"),link_fields,link_types,delim="|")
write_table_from_file(sqlite,"read_concept_version3",paste0(data_file_path,"/V3/Concept.v3"),concept_fields,concept_types,delim="|")
write_table_from_file(sqlite,"read_parents_version3",paste0(data_file_path,"/V3/V3Hier.v3"),parents_fields,parents_types,delim="|")
}
get_child_codes.NHSReadV3<-function(dict,code,immediate_children=F,current_only=F) {
codes<-extract_relations_from_dag(dict,code,immediate_children,children=T)
if(current_only) {
code_tbl<-dplyr::tbl(dict$src,get_ctable_name(dict)) %>% filter(read_code %in% codes & status=='C') %>% collect()
return(unique(code_tbl$read_code))
}
codes
}
get_parent_codes.NHSReadV3<-function(dict,code,immediate_parents=F,current_only=F) {
codes<-extract_relations_from_dag(dict,code,immediate_parents,children=F)
if(current_only) {
code_tbl<-dplyr::tbl(dict$src,get_ctable_name(dict)) %>% filter(read_code %in% codes & status=='C') %>% collect()
return(unique(code_tbl$read_code))
}
codes
}
get_relationships.NHSReadV3<-function(dict,code,children) {
collect(extract_relations_from_dag(dict,code,immediate_relations=F,children=children))
}
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