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Ganlin Zhao 2022-09-28 14:50:04 +08:00
parent 8c76f882fc
commit 81d12d2e0c
1 changed files with 1 additions and 1 deletions

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@ -867,7 +867,7 @@ INTERP(expr)
- The number of rows in the result set of `INTERP` is determined by the parameter `EVERY`. Starting from timestamp1, one interpolation is performed for every time interval specified `EVERY` parameter.
- Interpolation is performed based on `FILL` parameter.
- `INTERP` can only be used to interpolate in single timeline. So it must be used with `partition by tbname` when it's used on a STable.
- Pseudo column `_irowts` can be used along with `INTERP`to return the timestamps associated with interpolation points(support after version 3.0.1.4).
- Pseudo column `_irowts` can be used along with `INTERP` to return the timestamps associated with interpolation points(support after version 3.0.1.4).
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