Distinguish between real-time data, offline data, streaming data and batch data

The length of data processing delay

Real time data processing ： Millisecond level

Offline data processing ： Hours or God Level

The way of data processing

Streaming data processing

Batch data processing

distinguish

In fact, real-time data processing is not the same as streaming data processing , Batch data processing is not the same as offline data processing ,

One is the way of data processing , One is the length of data processing , Don't mix it up .

Streaming data processing ： One piece of data, one piece of data

Batch data processing ： Buffer and accumulate a certain amount of data before data

Real time data processing ： Complete data analysis or data query within seconds

Offline data processing ： It takes hours or even days to complete data analysis or query