Special
characters
Symbol
|
Name
|
Usage
|
;
|
semicolon
|
End of ESQL statement
|
.
|
period
|
Field reference separator or
decimal point
|
=
|
equals
|
Comparison or assignment
|
>
|
greater than
|
Comparison
|
<
|
less than
|
Comparison
|
[]
|
square brackets
|
Array subscript
|
'
|
single quotation mark
|
Delimit string, date-time, and
decimal literals
Note, that to escape a single
quotation mark inside a string literal, you must use two single quotation
marks.
|
||
|
double vertical bar
|
Concatenation
|
()
|
parentheses
|
Expression delimiter
|
"
|
quotation mark
|
Identifier delimiter
|
*
|
asterisk
|
Any name or multiply
|
+
|
plus
|
Arithmetic add
|
-
|
minus
|
Arithmetic subtract, date
separator, or negation
|
/
|
forward slash
|
Arithmetic divide
|
_
|
underscore
|
LIKE single wildcard
|
%
|
percent
|
LIKE multiple wildcard
|
\
|
backslash
|
LIKE escape character
|
:
|
colon
|
Name space and Time literal
separator
|
,
|
comma
|
List separator
|
<>
|
less than greater than
|
Not equals
|
--
|
double minus
|
ESQL single line comment
|
/* */
|
slash asterisk asterisk slash
|
ESQL multiline comment
|
?
|
question mark
|
Substitution variable in PASSTHRU
|
<=
|
less than or equal
|
Comparison
|
>=
|
greater than or equal
|
Comparison
|
/*!{ }!*/
|
executable comment
|
Bypass tools check
|
these posts are in easily understandable way ...... thank you prasad.
ReplyDelete