The time interval data type tinterval is a legacy from the original date/time types and is not as well supported as the more modern types. There are several operators for this type.
Table 6-5. Postgres Time Interval Operators
| Operator | Description | Usage |
|---|---|---|
| #< | Interval less than? | ; |
| #<= | Interval less than or equal to? | ; |
| #<> | Interval not equal? | ; |
| #= | Interval equal? | ; |
| #> | Interval greater than? | ; |
| #>= | Interval greater than or equal to? | ; |
| <#> | Convert to time interval | ; |
| << | Interval less than? | ; |
| | | Start of interval | ; |
| ~= | Same as | ; |
| <?> | Time inside interval? | ; |