Index
Note: Page numbers followed by f indicate figures and t indicate tables.
Symbols and Numbers
- * (asterisk)
- for attributes in Barker notation 312
- for derived fact types 32–33
- for derived subtypes 246
- in Euler diagrams 319
- as multiplication symbol 32–33
- “ (double quotes)
- for delimited identifiers in SQL 571
- for objectified association names 89–90
- …(Ellipsis), for value type definitions 67
- ! (exclamation mark), for independent object types 503
- -(hyphen) in predicates 116
- [] (italic square brackets), for projection 152
- –(minus sign), for nulls 270–271
- % (percent sign), as like operator wildcard 597
- + (plus superscript) 434
- ? (question mark), for nulls 162
- _ (underscore), as like operator wildcard 597
- 1,1 associations 10
- 1,1 into ...