. . . . . "Administration" . . . . "Virtuoso reports problems with indexes prior to performing a backup run" . . . . . . . . . . . . . "Virtuoso RDF QUAD Store Index Repair\n\nThis document details steps for the recovery of a Virtuoso database from situations where the indexes on the Virtuoso DB.DBA.RDF_QUAD System Table are broken/corrupt and not in sync." . "Virtuoso RDF QUAD Store Index Repair\r\n\r\nThis document details steps for the recovery of a Virtuoso database from situations where the indexes on the Virtuoso DB.DBA.RDF_QUAD System Table are broken/corrupt and not in sync." .