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The following commit(s) were added to refs/heads/rel/0.13 by this push:
new b9ab7827d7 Rel/0.13 Update the description of ** (#5689)
b9ab7827d7 is described below
commit b9ab7827d7a5fc7a98ed02c9e4486f08d985c343
Author: 肖志红 <[email protected]>
AuthorDate: Wed Apr 27 15:34:32 2022 +0800
Rel/0.13 Update the description of ** (#5689)
---
docs/UserGuide/Data-Concept/Data-Model-and-Terminology.md | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/docs/UserGuide/Data-Concept/Data-Model-and-Terminology.md
b/docs/UserGuide/Data-Concept/Data-Model-and-Terminology.md
index 4ef3fa8897..4b070a858c 100644
--- a/docs/UserGuide/Data-Concept/Data-Model-and-Terminology.md
+++ b/docs/UserGuide/Data-Concept/Data-Model-and-Terminology.md
@@ -100,7 +100,7 @@ In order to make it easier and faster to express multiple
timeseries paths, IoTD
`*` represents one layer. For example, `root.vehicle.*.sensor1` represents a
4-layer path which is prefixed with `root.vehicle` and suffixed with `sensor1`.
-`**` represents (`*`)+, which is one or more layers of `*`. For example,
`root.vehicle.device1.*` represents all paths prefixed by
`root.vehicle.device1` with layers greater than or equal to 4, like
`root.vehicle.device1.*`, `root.vehicle.device1.*.*`,
`root.vehicle.device1.*.*.*`, etc; `root.vehicle.**.sensor1` represents a path
which is prefixed with `root.vehicle` and suffixed with `sensor1` and has at
least 4 layers.
+`**` represents (`*`)+, which is one or more layers of `*`. For example,
`root.vehicle.device1.**` represents all paths prefixed by
`root.vehicle.device1` with layers greater than or equal to 4, like
`root.vehicle.device1.*`, `root.vehicle.device1.*.*`,
`root.vehicle.device1.*.*.*`, etc; `root.vehicle.**.sensor1` represents a path
which is prefixed with `root.vehicle` and suffixed with `sensor1` and has at
least 4 layers.
> Note1: Wildcard `*` and `**` cannot be placed at the beginning of the path.
