As weâve demonstrated, you donât need anything but a pot, water, eggs and ice to make boiled eggs, but there are a few egg-related contraptions out there that vary in their degree of usefulness. Egg cups: If you eat soft-boiled eggs often, a handy egg cup might be a great addition to your cupboard. They arenât too expensive and make it much easier to dunk your toast in a gooey yolk. Plus, they make every breakfast feel fancy!
spool. 1  any cylindrical piece or device on which something is wound. 2  a small cylindrical piece of wood or other material on which yarn is wound in spinning, for use in weaving; a bobbin.
The spool command is used within SQL*Plus to direct the output of any query to a server-side flat file. Becuse the spool command interfaces with the OS layer, the spool command is commonly used within Oracle shell scripts. You have several options for writing conditional messages to a SQL*Plus spool file.