query optimization1 Solving Missing Location Issues in Spatial Views and SQL Performance Tuning with KEEP (DENSE_RANK LAST) In this post, I would like to document a development issue I encountered while working on a real production service. The service I develop and maintain includes a feature that displays spatial information (coordinates) on a map. Spatial data is rendered through a database View that joins a table containing location information with another table that stores measurement values collected from each.. 2026. 1. 7. 이전 1 다음