NAME

Metadata::DB::Base

CONSTRUCTOR

new()

argument is hash ref you must pass DBH, database handle, to the object. This is a database handle you opened before instancing the object If you wanted to change the name of the table..

my $m = Metadata::DB::Base({ DBH => $dbh });
$m->table_metadata_name_set('other_metadata_table');
$m->table_metadata_check; # make sure the table is there, if you wanted to setup

SETUP AND DB METHODS

dbh()

returns database handle The DBI handle is passed to the CONSTRUCTOR

table_metadata_exists()

does the metadata table exist or not? returns boolean.

table_metadata_create()

creates metadata table, does not check for existance

table_metadata_dump()

optional argument is limit returns debug string with a pseudo metadata table dump, suitable for printing to STDERR for debug purposes.

table_metadata_layout()

returns what the metadata table is expected to look according to current params could be useful if you're having a hard time with all of this. If you turn DEBUG to on, this is printed to STDERR .

table_metadata_check()

create table if not exists

RECORD METHODS

_record_entries_delete()

arg is id deletes all metadata entries for this record from metadata table (does not commit, etc)

_record_entries_count()

arg is id, returns number of record entries in metadata table

_table_metadata_insert()

arg is id, key, val

_table_metadata_insert_multiple()

arg is id and hashref

_record_entries_hashref()

arg is id returns hashref