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How can I store and retrieve position in DLTM projection in PostGIS geography.

closed as unclear what you're asking by user30184, Vince, mgri, MaryBeth, tinlyx Sep 25 '17 at 12:47

Please clarify your specific problem or add additional details to highlight exactly what you need. As it's currently written, it’s hard to tell exactly what you're asking. See the How to Ask page for help clarifying this question. If this question can be reworded to fit the rules in the help center, please edit the question.

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    Welcome to GIS.SE! Can you please edit your question and explain in detail what you want to do, what you've tried so far and where exactly you ran into problems? – karpfen Sep 25 '17 at 12:24
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    geography is a datatype for geographic (angular) coordinate systems only. – Vince Sep 25 '17 at 12:28
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You cannot. Instead, use the geometry type, which let you set the coordinate system of your choice

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