News
For example, if a spatial database contains the variables COUNTYL and COUNTYR that identify the chains' left and right values for a county ID variable, you could use the COMPOSITE statement to create ...
Testing of data provided by the Second Pipeline Construction Co. of China National Petroleum Corp. (PetroChina Pipeline) shows that using a 3D pipeline spatial-data model (PSDM ...
Results that may be inaccessible to you are currently showing.
Hide inaccessible results
Feedback