Queries the OSS folder path where the data of a trajectory object is stored.
Syntax
bool ST_StorageLocation(trajectory traj);Parameters
| Parameter | Description |
|---|---|
traj | The trajectory object. |
Description
Returns the folder path of the Object Storage Service (OSS) location where the trajectory object's data is stored as a .gtf file. Returns null if the trajectory object's data is not stored as a .gtf file in OSS.
Examples
SELECT ST_StorageLocation(traj) FROM trajs;Output:
st_storagelocation
------------------------------------------------------------------------------------------------------------------------
OSS://$(OSS_USER):<AccessKeySecret>@$(OSS_ENDPOINT)/$(OSS_BUCKET)/$(OSS_E_EXPORT)1/
OSS://$(OSS_USER):<AccessKeySecret>@$(OSS_ENDPOINT)/$(OSS_BUCKET)/$(OSS_E_EXPORT)2/
OSS://$(OSS_USER):<AccessKeySecret>@$(OSS_ENDPOINT)/$(OSS_BUCKET)/$(OSS_E_EXPORT)2/
(4 rows)