Categories:: Geospatial functions

H3_GET_RESOLUTION¶

Returns the resolution of an H3 cell.

Syntax¶

H3_GET_RESOLUTION( <cell_id> )

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Arguments¶

cell_id: An INTEGER that represents the H3 cell ID (index (https://h3geo.org/docs/core-library/h3Indexing)), or a VARCHAR that represents the cell ID in hexadecimal format.

Returns¶

Returns an INTEGER value between 0 and 15, which represents the resolution of the input H3 cell.

Examples¶

The following example returns the resolution of the H3 cell with the ID 617540519050084351. The example specifies the H3 cell ID as an INTEGER value.

SELECT H3_GET_RESOLUTION(617540519050084351);

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+---------------------------------------+
| H3_GET_RESOLUTION(617540519050084351) |
|---------------------------------------|
|                                     9 |
+---------------------------------------+

The following example specifies the hexadecimal value of H3 cell ID (89283087033ffff) as a VARCHAR to return the resolution of the cell.

SELECT H3_GET_RESOLUTION('89283087033ffff');

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+--------------------------------------+
| H3_GET_RESOLUTION('89283087033FFFF') |
|--------------------------------------|
|                                    9 |
+--------------------------------------+