schema; add indexes to make searching for blobs that need to be updated to gcloud or backed up trivial (instead of very hard)
schema; add indexes to make searching for blobs that need to be updated to gcloud or backed up trivial (instead of very hard)

sagemathinc/smc,DrXyzzy/smc,tscholl2/smc,tscholl2/smc,DrXyzzy/smc,tscholl2/smc,DrXyzzy/smc,sagemathinc/smc,DrXyzzy/smc,tscholl2/smc,sagemathinc/smc,tscholl2/smc,sagemathinc/smc