Hi all, I am wondering if we are able to extract the x-coordinate from a point-type attribute with SQL. I have been looking for this sort of functions from documents and websites but it seems the function does not exist. Or, any altnernate to do so?
regards, Daniel Lau Hong Kong University of Science and Technology ---------------------------(end of broadcast)--------------------------- TIP 6: Have you searched our list archives? http://archives.postgresql.org