NAME

       xinfo - print aggregate information for a local NCBI Entrez Direct archive

SYNOPSIS

       xfetch [-h[elp]|[--]help] [-db database] -count[s] query|-fields|-terms field|-totals field

DESCRIPTION

       xinfo  prints  to  standard  output  aggregate  information concerning a local NCBI Entrez Direct archive
       produced by archive-pubmed(1) or the like.

OPTIONS

       -db database
              Fetch from the specified database, pubmed by default for now.  (Explicitly specifying  a  database
              will eventually become mandatory.)

       -count query
              Print terms and counts, merging wildcards.

       -counts query
              Expand wildcards; print individual term counts.

       -fields
              List all field abbreviations.

       -terms field
              List all known terms for the given field.

       -totals field
              List all known terms for the given field along with the number of records in which each occurs.

       -h[elp]|[--]help
              Print a summary of options and some usage examples.

ENVIRONMENT

       EDIRECT_LOCAL_ARCHIVE
              Local  archive  directory.  Expected to hold an absolute path; mandatory when not supplying a path
              on the command line.

SEE ALSO

       archive-nihocc(1),     archive-nlmnlp(1),     archive-nmcds(1),     archive-pids(1),      archive-pmc(1),
       archive-pubmed(1),   archive-taxonomy(1),   download-ncbi-data(1),  download-pmc(1),  download-pubmed(1),
       edict(1),  efetch(1),   filter-columns(1),   pm-refresh(1),   print-columns(1),   rchive(1),   xfetch(1),
       xfilter(1), xlink(1), xsearch(1), xtract(1).

NCBI                                               2025-05-26                                           XINFO(1)