Hands-On Industrial Internet of Things

Bigtable

To store our data, we need the support of Cloud Storage. We can use three different data storage services—Cloud BigQuery, Cloud Bigtable, and Cloud Datastore. To store time-series, Google suggest that you use Bigtable. Bigtable is very similar to the popular open source platform Apache HBase. Bigtable is organized in tables, rows, columns, and families of columns:

• A table is a collection of rows
• A row is a collection of column families
• A column family is a collection of columns
• A column is a collection of key value pairs

In our exercise, we are going to build a schema, where a combination of device IDs and timestamps is the row key and the column families are the sensors. Please look into the layout and the content of the following ...