Syntax
NOW([scale])
Purpose
You can call this function to return the current date and time based on the specified time zone. This function is an alias for CURRENT_TIMESTAMP().
scale specifies the precision of microseconds. The valid value is any integer ranging from 0 to 6. Default value: 0.
Examples
obclient> SELECT NOW(6);
+----------------------------+
NOW(6)
+----------------------------+
2021-07-20 16:30:54.816317
+----------------------------+
1 row in set (0.00 sec)