Name
ST_NotSameAlignmentReason — Returns text stating if rasters are aligned and if not aligned, a reason why.
Synopsis
text
ST_NotSameAlignmentReason
(
raster
rastA
, raster
rastB
)
;
Description
Returns text stating if rasters are aligned and if not aligned, a reason why.
![[Note]](./images/note.png)
|
|
|
If there are several reasons why the rasters are not aligned, only one reason (the first test to fail) will be returned. |
Availability: 2.1.0
Examples
SELECT
ST_SameAlignment(
ST_MakeEmptyRaster(1, 1, 0, 0, 1, 1, 0, 0),
ST_MakeEmptyRaster(1, 1, 0, 0, 1.1, 1.1, 0, 0)
),
ST_NotSameAlignmentReason(
ST_MakeEmptyRaster(1, 1, 0, 0, 1, 1, 0, 0),
ST_MakeEmptyRaster(1, 1, 0, 0, 1.1, 1.1, 0, 0)
)
;
st_samealignment | st_notsamealignmentreason
------------------+-------------------------------------------------
f | The rasters have different scales on the X axis
(1 row)