kdbmeta help

    Usage:
      kdbmeta [Options] <target> {<query> ...]

    Summary:
      Display the contents of one or more metadata stores.
      The target metadata are described by one or more
      target specifications, giving the path to a database, a table
      or a column. the command and query are executed on each target.

      queries name one or more objects, and '*' acts as a wildcard.
      query objects are nodes or attributes. nodes are named with a
      hierarchical path, like a file-system path. attributes are given
      as a node path followed by a '@' followed by the attribute name.

    target:
      path-to-database                 access database metadata
      path-to-table                    access table metadata
      path-to-column                   access column metadata
      accession                        sra global access id

    query:
      *                                all nodes and attributes
      NAME                             a named root node and children
      PATH/NAME                        an internal node and children
      <node>@ATTR                      a named attribute
      <obj>=VALUE                      a simple value assignment where
                                       value string is text, and binary
                                       values use hex escape codes

    Options:
      -h|--help                        Output a brief explantion for the program.
      -V|--version                     Display the version of the program then quit.
      -L|--log-level <level>           Logging level as number or enum string.
                                       One of (fatal|sys|int|err|warn|info) or (0-5)
                                       Current/default is warn
      -v|--verbose                     Increase the verbosity level of the program.
                                       Use multiple times for more verbosity.