C.2. Selection Criteria Operators

Table C.2, “Selection Criteria Grouping Operators” describes the selection criteria grouping operators.

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Table C.2. Selection Criteria Grouping Operators
Grouping Operator	Description
( )	Used for grouping statements
[ ]	Used to group strings into a string list (exact match)
{ }	Used to group strings into a string list (subset match)

Table C.3, “Selection Criteria Comparison Operators” describes the selection criteria comparison operators and the field types with which they can be used.

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Table C.3. Selection Criteria Comparison Operators
Comparison Operator	Description	Field Type
=~	Matching regular expression	regex
!~	Not matching regular expression.	regex
=	Equal to	number, size, percent, string, string list, time
!=	Not equal to	number, size, percent, string, string list, time
>=	Greater than or equal to	number, size, percent, time
>	Greater than	number, size, percent, time
<=	Less than or equal to	number, size, percent, time
<	Less than	number, size, percent, time
since	Since specified time (same as >=)	time
after	After specified time (same as >)	time
until	Until specified time (same as <=)	time
before	Before specified time (same as <)	time

Table C.4, “Selection Criteria Logical and Grouping Operators” describes the selection criteria logical and grouping operators.

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Table C.4. Selection Criteria Logical and Grouping Operators
Logical and Grouping Operator	Description
&&	All fields must match
,	All fields must match (same as &&)
\|\|	At least one field must match
#	At least one field must match (same as \|\|)
!	Logical negation
(	Left parenthesis (grouping operator)
)	Right parenthesis (grouping operator)
[	List start (grouping operator)
]	List end (grouping operator)
{	List subset start (grouping operator)
}	List subset end (grouping operator)

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