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