The result of the above SQL statement will be the number 3, because the customer Smith has made 3 orders in total. If you don't specify a WHERE clause when using COUNT, your statement will simply return the total number of rows in the table, which in our case is 7:
Uses of Sleep Spindles Edit. Sleep spindles are one of several measures employed by the brain to keep a sleeper in an unconscious state. This pattern is produced during sleep to inhibit the processing of unnecessary information, which would especially interrupt stage 2 sleep.
2017-04-05T08:40:44-04:00. The answer for this would be STAGE 2 of sleep. It is during this stage that sleep spindles start to appear on the EEG machine. During this stage, there would be slower brain waves and eye movements begin to stop. There would only be occasional increase of the rapid brain waves. Comments