view schema/updates/1436/02.axis_no_intersecting_validity.sql @ 5410:8b6018ed3ffd marking-single-beam

If doing SR imports, lock sounding_results_marking_points table, too.
author Sascha L. Teichmann <sascha.teichmann@intevation.de>
date Wed, 07 Jul 2021 09:29:06 +0200
parents 722b7c305319
children
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DROP TRIGGER waterway_axis_wtwaxs_unique ON waterway.waterway_axis;

CREATE CONSTRAINT TRIGGER waterway_axis_wtwaxs_unique
    AFTER INSERT OR UPDATE OF wtwaxs, validity ON waterway.waterway_axis
    DEFERRABLE INITIALLY DEFERRED
    FOR EACH ROW
    EXECUTE FUNCTION prevent_st_equals('wtwaxs', 'validity WITH &&');