public static Get makeQuotaSnapshotGetForTable(TableName tn) {
    Get g = new Get(getTableRowKey(tn));
    // Limit to "u:v" column
    g.addColumn(QUOTA_FAMILY_USAGE, QUOTA_QUALIFIER_POLICY);
    return g;
  }
Creates a {@link Get} which returns only {@link SpaceQuotaSnapshot} from the quota table for a
specific table.
@param tn table name to get from. Can't be null.
hbase-client/src/main/java/org/apache/hadoop/hbase/quotas/QuotaTableUtil.java