Update h3.md

This commit is contained in:
Roman Bug 2021-07-28 22:07:41 +03:00 committed by GitHub
parent 169e48c978
commit 9af47eeb98
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23

View File

@ -197,7 +197,7 @@ Result:
## h3ToGeo {#h3togeo}
Returns `(lon, lat)` that corresponds to the provided H3 index.
Returns `(lon, lat)` that corresponds to the provided [H3](#h3index) index.
**Syntax**
@ -207,20 +207,18 @@ h3ToGeo(h3Index)
**Arguments**
- `h3Index` — H3 Index. Type: [UInt64](../../../sql-reference/data-types/int-uint.md).
- `h3Index` — H3 Index. [UInt64](../../../sql-reference/data-types/int-uint.md).
**Returned values**
- `lon` — Longitude. Type: [Float64](../../../sql-reference/data-types/float.md).
- `lat` — Latitude. Type: [Float64](../../../sql-reference/data-types/float.md).
- A tuple consisting of two values: `tuple(lon,lat)`. `lon` — Longitude. Type: [Float64](../../../sql-reference/data-types/float.md). `lat` — Latitude. Type: [Float64](../../../sql-reference/data-types/float.md).
**Example**
Query:
``` sql
SELECT h3ToGeo(644325524701193974) coordinates;
SELECT h3ToGeo(644325524701193974) AS coordinates;
```
Result:
@ -230,6 +228,7 @@ Result:
│ (37.79506616830252,55.71290243145668) │
└───────────────────────────────────────┘
```
## h3kRing {#h3kring}
Lists all the [H3](#h3index) hexagons in the raduis of `k` from the given hexagon in random order.