There is one important feature missing from Azure Data Factory. In SSIS, at the end of the ETL process when the new data has been transformed and load into data warehouse, the SSAS processing task can be run to process the cube immediately after the new data has flow into the data warehouse. However, Azure … Continue reading Trigger Azure Analysis Service Processing in Azure Data Factory →

When analysing daily usage of a machine that can run across days, we need to split the time of a single machine running cycle into right days. As the example below shows, the second machine (D00002) run across two days and the third machine (D00003) run across three days. To analyse the daily usage of … Continue reading Handling Across-Day Cycle Issue in Daily Usage Analysis using U-SQL →

The raw telemetry data collected from IoT sensor is normally event-based, e.g., a "Device On" message when the device starts to run, and a "Device Off" message when the device stops. One common data preprocessing task is to transform the raw "On/Off" telemetry data into device cycle records with the start time, end time and … Continue reading Generate Device Cycle Records from Raw Telemetry Message using Azure Data Lake Analytics →