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PolarDB:ST_SetBeginDateTime

Last Updated:Mar 28, 2026

Sets the start time of a raster object.

Syntax

raster ST_SetBeginDateTime(raster raster_obj, timestamp time);

Parameters

ParameterDescription
raster_objThe raster whose start time you want to specify.
timeThe start time of the raster. Specify the time in yyyy-MM-dd HH:mm:ss format. Example: 2020-08-30 18:00:00.

Examples

SELECT ST_beginDateTime(ST_setBeginDateTime(raster_obj, '2020-01-01'))
FROM raster_table;

Output:

    st_begindatetime
-------------------------
Wed Jan 01 00:00:00 2020