Category |
Operator |
|---|---|
| Information abstractor | . （access schema or property of a NODE or EDGE type, access x or y of a point type, access key of a object type), [ ] (access one or multiple elements of a list type) |
| List builder | [ ] (build a list type) |
| Full-text index prefix | ~ (prompt for full-text index name during full-text filtering, note the difference from =~) |
| Schema checker | @ |
| String concatenator | + |
| Numeric operator | +，-，*，/，% |
| Comparison operator | ==，!=，>，<，>=，<=，<>，<=> |
| Belonging judgement operator | IN，NIN |
| Containing judgement operator | CONTAINS |
| Regular matching operator | =~ |
| Null judgement operator | IS NULL，IS NOT NULL |
| Logic operator | &&，||，!，XOR |
| Deduplication operator | DISTINCT |
Regarding the information abstractors please refer to documentation Alias System.
Regarding the full-text index prefix please refer to documentation Full-text
For the rest of operators please refer to Operator Details.
The following table shows the precedence of some operators (1 represents the highest):
| Precedence | Operator |
Type | Category |
|---|---|---|---|
| 1 | ( ) | Boost local priority | |
| 2 | @ | Unary | conditional operator |
| 3 | ! | Unary | logic operator |
| 4 | *, /, % | Binary | numeric operator |
| 5 | +, - | Binary | numeric operator, string concatenator |
| 6 | >, <, >= , <= , <> , <=>, IN, NIN, CONTAINS, =~ | Binary | conditional operator |
| 7 | == , != | Binary | conditional operator |
| 8 | && | Binary | logic operator |
| 9 | XOR, || | Binary | logic operator |