“…Development of energy management system by integrating BDA, GIS data, weather data, smart meter, IoT devices to identify energy usage, potential savings, implement different scenarios, energy cost estimation and increase energy awareness [79,80] Usage of BDA in which smart meter data is processed to perform consumption analysis, the discovery of energy consumption patterns, customer segmentation and anomaly detection (by comparing historical data and neighborhood) [81] Development of Big Data integrated cloud technology to optimize building energy consumption [82] Investigation of the real-time flexibility of the electrical devices in the buildings [83] Analysis of smart meter and sensor data to monitor building energy consumption, consumption pattern discovery, segmentation, forecasting, online anomaly detection, feedback service (such as alarms for emergency conditions), benchmarking energy consumption with neighborhoods, remote control and optimal schedules for electricity usage of home appliances and bill tracking [81,[84][85][86] Controlling of HVAC systems by using IoT data to enable energy efficiency in the buildings [87] Integration of BMS/BAS and BDA to enable energy savings and to detect an abnormal condition [88,89] Development of an intelligent data mining model to reveal energy consumption patterns [90] BDA Integrated BIM Development of cloud technology to query BIM and dynamic data which comes from sensors with the integration of BDA [91] Development of a framework for the integration of BIM and BDA to monitor energy consumption [92,93] Integration of BIM and BDA to monitor energy consumption in BIM [94] Integration of BIM and BDA to take a measure for the safety of occupants [95] Integration of BIM and BDA to identify facility performance [96] Maintenance Management Usage of BDA in predictive maintenance analysis for railway facilities [97] As a consequence, the existing studies showed that the wastes related to maintenance, FM queries, energy optimization, energy consumption, prediction of future energy demand [98], detection of anomalies in buildings [89], energy-saving decisions [82], the discovery of energy consumption behaviors of users [99] and HVAC system optimization are a working area for BDA. However, the proposed systems do not offer comprehensive data analytics opportunities on ...…”