We calculate all of our gravel and sand by the tonnage formula: Length (FT) x Width (FT) x Depth (IN), Divide by 200, Multiply by 1.103 = Metric Tonnes. Divide your Metric Tonnes by 1.3 (approximate weight per yard) to get your final yardage.
HBase is an open-source, distributed, column-oriented store modeled after Google's Bigtable. Just as Bigtable leverages the distributed data storage provided by the Google File System, HBase provides Bigtable-like capabilities on top of Hadoop. It... (more)
HBase is a sparse, distributed, persistent multidimensional sorted map. The map is indexed by a row key, column key, and a timestamp; each value in the map is an uninterpreted array of bytes. Applications store rows in labelled tables. A row has a sortable key and an arbitrary number of columns. All rows are sorted in strict alphabetical sequence.