The Language of SQL, Second Edition

Index

Symbols

-- comments, using, 13

"

in Oracle, 24

using with column names, 16, 140

', using with literal values, 20–21

' ,' meaning of, 22

– operator, 22

/ operator, 22

/* */ comment format, 14

;, using with statements, 13

_ wildcard, effect of, 56–57

`, using with column names, 16, 140

|| in Oracle, 23

+ operator, 22

=, using with WHERE clause, 50

# comment format, 14

% wildcard, effect of, 55–56

() used in Boolean logic, 63–65

*

meaning of, 11, 21–22

using with COUNT function, 84–85

** operator in Oracle, 22

[], using with wildcards, 56, 58

^ symbol, effect of, 56

< operator, using AND expression with, 68

< operator, using with WHERE clause, 50

<= operator, using with WHERE clause, 50

<>, using with WHERE clause, 50

> operator, using AND ...