Returns a Universal Unique Identifier (UUID).
SELECT uuid() FROM stream => 64c82e4c-7314-45e2-8ee2-c7283f6dbb74 |
Evaluates arbitrary expressions.
SELECT eval("2+3") FROM stream => 5 |
Causes the currently executing operator to sleep for the specified number of milliseconds.
Returns the first Object if the expression evaluates to true else the second Object