diff --git a/use-timescale/compression/compression-methods.md b/use-timescale/compression/compression-methods.md index 723b3d6f97..5fe3449fcc 100644 --- a/use-timescale/compression/compression-methods.md +++ b/use-timescale/compression/compression-methods.md @@ -50,8 +50,8 @@ this: |time|cpu|mem_free_bytes|temperature|humidity| |-|-|-|-|-| |2023-04-01 10:00:00|82|1,073,741,824|80|25| -|2023-04-01 10:05:00|98|858,993,459|81|25| -|2023-04-01 10:05:00|98|858,904,583|81|25| +|2023-04-01 10:00:05|98|858,993,459|81|25| +|2023-04-01 10:00:10|98|858,904,583|81|25| With delta encoding, you only need to store how much each value changed from the previous data point, resulting in smaller values to store. So after the first @@ -59,7 +59,7 @@ row, you can represent subsequent rows with less information, like this: |time|cpu|mem_free_bytes|temperature|humidity| |-|-|-|-|-| -|2020-04-01 10:00:00|82|1,073,741,824|80|25| +|2023-04-01 10:00:00|82|1,073,741,824|80|25| |5 seconds|16|-214,748,365|1|0| |5 seconds|0|-88,876|0|0| @@ -86,7 +86,7 @@ Applied to the example dataset from earlier, delta-of-delta encoding results in |-|-|-|-|-| |2020-04-01 10:00:00|82|1,073,741,824|80|25| |5 seconds|16|-214,748,365|1|0| -|0|0|-88,876|0|0| +|0 seconds|0|-88,876|0|0| In this example, delta-of-delta further compresses 5 seconds in the time column down to 0 for every entry in the time column after the second row, because the